public_html: Nominal/main.html~@f1be8028a4a9 (annotated)

415 f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	1	<?xml version="1.0" encoding="utf-8"?>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	2	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	3	<html>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	4	<head>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	5	<title>Nominal Methods Group</title>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	6	<link rel="stylesheet" href="nominal.css">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	7	</head>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	8
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	9	<body>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	10
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	11	<div align="right" style="position:relative; left:15%; width:80%">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	12	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	13	<small>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	14	<SCRIPT LANGUAGE="JAVASCRIPT" type="text/javascript">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	15	<!--
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	16	var r_text = new Array ();
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	17	r_text[0] = "<em>\"Proving theorems about substitutions (and related operations such as alpha-conversion) required far more time and HOL code than any other variety of theorem.\"<br><\/em>M. VanInwegen using a concrete representation for binders in her PhD-thesis, 1996";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	18
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	19	r_text[1] = "<em>\"When doing the formalization, I discovered that the core part of the proof... is fairly straightforward and only requires a good understanding of the paper version. However, in completing the proof I observed that in certain places I had to invest much more work than expected, e.g. proving lemmas about substitution and weakening.\"<\/em><br>T. Altenkirch using de Bruijn indices in Proc. of TLCA, 1993";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	20
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	21	r_text[2] = "<em>\"Technical work, however, still represents the biggest part of our implementation, mainly due to the managing of de Bruijn indexes...Of our 800 proved lemmas, about 600 are concerned with operators on free names.\"<\/em><br>D. Hirschkoff in Proc. of TPHOLs, 1997";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	22
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	23	r_text[3] = "<em>\"It took the author many long months to complete the work on this formalization...The part concerning substitution is by far the largest part of the whole development.\"<\/em><br>A. Koprowski using de Bruijn indices in a draft paper, 2006";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	24
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	25	r_text[4] = "<em>\"We thank T. Thacher Robinson for showing us on August 19, 1962 by a counterexample the existence of an error in our handling of bound variables.\"<\/em><br>S. Kleene in J. of Symbolic Logic 27(1):11-18, 1962";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	26
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	27	r_text[5] = "<em>\"The main drawback in HOAS is the difficulty of dealing with metatheoretic issues concerning names in processes...As a consequence, some metatheoretic properties involving substitution and freshness of names inside proofs and processes cannot be proved inside the framework and instead have to be postulated.\"<\/em><br>F. Honsell, M. Miculan and I. Scagnetto in Theoretical Computer Science, 253(2):239-285, 2001";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	28
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	29	r_text[6] = "<em>\"Because Twelf metatheorems are proved using totality assertions about LF type families, the class of metatheorems that can be mechanized is restricted to All/Exists-statements over LF types. On the one hand, as the successful Twelf formalizations cited in Section 5 demonstrate, these All/Exists-statements have proved to be sufficient for formalizing a wide variety of metatheorems about programming languages and logics. On the other hand, we have no way to quantify when metatheorems of this form will be sufficient, and there are some well-known examples of proofs that cannot be formalized directly using Twelf as metatheorem language. For example, proofs by logical relations often require more quantifier complexity than All/Exists-statements afford.\"<\/em><br>Robert Harper and Daniel Licata in a paper on Twelf, 2007";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	30
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	31	r_text[7] = "<em>\"So we cannot, hand-on-heart, recommend the vanilla LN style for anything but small, kernel language developments. \"<\/em><br>in F-ing Modules by Rossberg, Russo and Dreyer, TLDI 2010";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	32
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	33	r_text[8] = "<em>\"Higher-order abstract syntax is a convenient way to approach languages with binding, but it is possible to imagine a problem where manipulating a fully concrete object without binding is simpler. In these cases, it is possible to establish a bijection between your HOAS terms and de Bruijn versions of the same terms. \"<\/em><br>Interesting responses from the <A HREF=\"http://twelf.plparty.org/wiki/Ask_Twelf_Elf\">Twelf wiki.</A> (To be honest, the same comment applies to Nominal. --cu)";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	34
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	35	r_text[9] = "<em>\"I wonder if de Bruijn was any good at remembering names. \"<\/em><br>Darius Jahandarie according to Haskell Digest, Vol 97, Issue 1";
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	36
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	37	var i = Math.floor(r_text.length * Math.random());
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	38	document.write(r_text[i]);
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	39	//-->
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	40	</SCRIPT>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	41	</small>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	42	</P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	43	</div>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	44
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	45
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	46	<H1>Our Vision</H1>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	47
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	48	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	49	<IMG SRC="new.gif" ALT="" style="" align="left">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	50	<I>We are working on a major overhaul of Nominal Isabelle. The
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	51	latest bundles of Nominal2 are
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	52	<A HREF="http://inf.kcl.ac.uk/staff/urbanc/Nominal/download.html">here</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	53	</I></P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	54
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	55
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	56	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	57	To root out bugs, every programming language should be designed with the help
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	58	of a theorem prover, and every compiler should be verified. With our work we
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	59	aim to provide all proving technologies necessary for reasoning
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	60	<B>conveniently</B> about programming languages (for example the <A
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	61	HREF="http://en.wikipedia.org/wiki/Lambda_calculus" target="_top">lambda
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	62	calculus</A>) and compilers. For us, formal proofs should be as easy to perform as informal
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	63	"pencil-and-paper" proofs - at least the overhead of formal proofs should not
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	64	prevent any formalisation. Many ideas for our work come from the nominal
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	65	logic work by <A HREF="http://www.cl.cam.ac.uk/~amp12/" target="_top">Andrew
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	66	Pitts</A>. Our theoretical results about nominal theories enabled us to
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	67	implement Nominal Isabelle on top of Isabelle/HOL.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	68	</P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	69
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	70	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	71	If you want to see a simple example illustrating our results on Nominal Isabelle click
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	72	<A HREF="example.html">here</A>. For more interesting results, we already
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	73	completed formalisations of Church-Rosser and strong-normalisation proofs as
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	74	well as the first part of the <A
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	75	HREF="https://www.seas.upenn.edu/~plclub/poplmark/" target="_top">PoplMark
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	76	Challenge</A>. We also formalised some typical proofs from SOS, <A
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	77	HREF="http://www.cs.cmu.edu/~crary/" target="_top">Karl Crary</A>'s chapter on
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	78	logical relations from <A
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	79	HREF="http://www.cis.upenn.edu/~bcpierce/attapl/index.html"
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	80	target="_top">Advanced Topics in Types and Programming Languages</A>, and also
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	81	a paper on LF by <A HREF="http://www.cs.cmu.edu/~rwh/" target="_top">Harper</A> and
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	82	<A HREF="http://www.cs.cmu.edu/~fp/" target="_top">Pfenning</A>. In the latter paper we found a gap in
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	83	the soundness proof and corrected it (we actually gave three solutions to the problem [6]). Urban
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	84	formalised and also corrected the main result of his PhD, a logical relation argument for
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	85	establishing strong normalisation of cut-elimination in classical logic. Other
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	86	people have used Nominal Isabelle too:
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	87
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	88	<ul>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	89	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	90	<A HREF="http://www.it.uu.se/katalog/jesperb/" target="_top">Jesper Bengtson</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	91	and <A HREF="http://user.it.uu.se/~joachim/" target="_top">Joachim Parrow</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	92	used Nominal Isabelle to verify the theory of the
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	93	pi-calculus. They formalised the proof that bisimulation is a congruence (both
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	94	for late and early operational semantics) available
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	95	<a href="http://afp.sourceforge.net/entries/Pi_Calculus.shtml">here</a>. Moreover they formalised the proof
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	96	that all late bisimilar processes are early bisimilar. The corresponding
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	97	papers were presented at FOSSACS'07 and SOS'07. They also used Nominal Isabelle
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	98	to formalise their work on Psi-calculi, available
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	99	<a href="http://afp.sourceforge.net/entries/Psi_Calculi.shtml">here</a>. This was
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	100	presented at LICS 2009 and LICS 2010.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	101	Jesper finished his PhD about this in 2010 with a large formalisation in Nominal Isabelle.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	102	He also formalised CCS (<a href="http://afp.sourceforge.net/entries/CCS.shtml">here</a>).
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	103	All formalisations are part of the <A HREF="http://afp.sourceforge.net/">AFP</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	104	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	105	<A HREF="http://www.ccs.neu.edu/home/samth/" target="_top">Sam Tobin-Hochstadt</A>, a student
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	106	of <A HREF="http://www.ccs.neu.edu/home/matthias/" target="_top">Matthias Felleisen</A>, used
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	107	Nominal Isabelle to formalise their work on Typed Scheme. This was presented at POPL'08.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	108
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	109	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	110	<A HREF="http://homepages.inf.ed.ac.uk/ldixon/" target="_top">Lucas Dixon</A>,
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	111	Alan Smaill and <A HREF="http://homepages.inf.ed.ac.uk/bundy/"
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	112	target="_top">Alan Bundy</A> used Nominal Isabelle to formalise
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	113	proof terms of ILL and studied proof planning with this formalisation
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	114	(EDI-INF-RR-0786).
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	115
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	116	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	117	<A HREF="http://www.cs.swan.ac.uk/~csteme/" target="_top">Temesghen Kahsai</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	118	and <A HREF="http://users.dimi.uniud.it/~marino.miculan/" target="_top">Marino Miculan</A> formalised
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	119	the spi-calculus using our work - see
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	120	<A HREF="http://www.cs.swan.ac.uk/~csteme/SpiInIsabelle/SpiInIsabelle.html" target="_top">here</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	121
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	122	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	123	Ayesha Yasmeen, a student of
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	124	<A HREF="http://www-faculty.cs.uiuc.edu/~egunter/" target="_top">Elsa Gunter</A>,
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	125	formalised an extension of the ambient calculus using Nominal Isabelle. This
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	126	was presented in the Emerging Trends section of TPHOLs'08.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	127
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	128	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	129	<A HREF="http://www.ps.uni-saarland.de/~doczkal/" target="_top">Christian Doczkal</A>,
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	130	a student of <A HREF="http://www.ps.uni-saarland.de/~smolka/">Gert Smolka</A>,
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	131	finished in 2009 his
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	132	<A HREF="http://www.ps.uni-saarland.de/~doczkal/master/master.php" target="_top">master thesis</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	133	at Saarbrücken University using
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	134	Nominal Isabelle. He formalised the TT-lifting technique in order to prove
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	135	strong normalisation of Moggi's computational metalanguage. This is part of
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	136	the <A HREF="http://afp.sourceforge.net/entries/Lam-ml-Normalization.shtml">AFP repository</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	137
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	138	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	139	Armin Heller finished his master thesis at the TU Munich in 2010 with a simple compiler verification
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	140	using Nominal Isabelle.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	141
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	142	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	143	<A HREF="http://homepages.inf.ed.ac.uk/jcheney/" target="_top">James Cheney</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	144	formalised a number of properties of the meta-theory of mini-XQuery in Nominal Isabelle.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	145	The plan is to extend this work to full XQuery. The preliminary results appeared at CPP'11.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	146
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	147	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	148	<A HREF="http://cl-informatik.uibk.ac.at/users/cek/" target="_top">Cezary Kaliszyk</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	149	with input from Henk Barendregt formalised the second fixed point theorem
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	150	of the lambda calculus using Nominal Isabelle 2. This work appeared at CPP'11.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	151
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	152	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	153	<A HREF="http://www.joachim-breitner.de/blog/" target="_top">Joachim Breitner</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	154	used Nominal2 for formalising Launchbury's natural semantics for lazy evaluation. This is part
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	155	of the <A HREF="http://afp.sourceforge.net/entries/Launchbury.shtml">AFP</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	156
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	157	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	158	<A HREF="http://www.cl.cam.ac.uk/~lp15/" target="_top">Larry Paulson</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	159	formalised Gödel's Incompletness Theorems using Nominal2. This work
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	160	appeared in the Journal of Automated Reasoning in 2015.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	161
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	162	<li>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	163	<A HREF="http://www.joachim-breitner.de/blog/" target="_top">Joachim Breitner</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	164	proved the correctness of a GHC compiler transformation using Nominal2.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	165	This work appeared at the
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	166	<A HREF="https://www.haskell.org/haskell-symposium/2015/">Haskell Symposium 2015</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	167	</ul>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	168	</P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	169
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	170	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	171	Note, however, that Nominal Isabelle is still an ongoing research
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	172	project, which needs both theoretical and implementation work. You are
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	173	encouraged to subscribe to the (moderated)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	174	<a href="https://mailmanbroy.informatik.tu-muenchen.de/mailman/listinfo/nominal-isabelle" target="_top">
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	175	mailing list</a> to hear about our progress and to give
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	176	us feedback.</P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	177
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	178	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	179	We have recently re-implemented the underlying nominal theory [7] and also have
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	180	a good proposal for how to deal with general binding structures in Nominal Isabelle [8].
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	181	</P><BR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	182
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	183	<B>References</B><BR><BR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	184	<CENTER>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	185	<TABLE>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	186	<TR><TD WIDTH="7%" VALIGN=Top>[1]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	187	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	188	<B>Nominal Reasoning Techniques in Isabelle/HOL.</B> In
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	189	Journal of Automatic Reasoning, Vol. 40(4), 327-356, 2008.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	190	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/nom-tech.ps" target="_top">ps</A>].
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	191	The predecessor paper, which appeaerd at CADE in 2005, received the
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	192	<A HREF="http://www.cadeinc.org/SkolemAward.html">Thoralf Skolem Award</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	193	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	194	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	195	<TR><TD VALIGN=Top>[2]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	196	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	197	<B>A Formal Treatment of the Barendregt Variable Convention in Rule Inductions</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	198	(Christian Urban and Michael Norrish)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	199	Proceedings of the ACM Workshop on Mechanized Reasoning about Languages with Variable
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	200	Binding and Names (MERLIN 2005), Pages 25-32, 2005. &copy ACM, Inc.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	201	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/merlin-05.ps" target="_top">ps</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	202	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/merlin-05.pdf" target="_top">pdf</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	203	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	204	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	205	<TR><TD VALIGN=Top>[3]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	206	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	207	<B>A Recursion Combinator for Nominal Datatypes Implemented in Isabelle/HOL</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	208	(Christian Urban and Stefan Berghofer)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	209	Proceedings of the 3rd
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	210	International Joint Conference on Automated Deduction (IJCAR 2006). In volume 4130 of
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	211	Lecture Notes in Artificial Intelligence, Pages 498-512, 2006.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	212	&copy <A HREF="http://link.springer.de/link/service/series/0558/" target="_top">Springer Verlag</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	213	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/ijcar-06.ps" target="_top">ps</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	214	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	215	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	216
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	217	<TR><TD VALIGN=Top>[4]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	218	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	219	<B>A Head-to-Head Comparison of de Bruijn Indices and Names.</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	220	(Stefan Berghofer and Christian Urban)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	221	Proceedings of the International Workshop on Logical Frameworks and
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	222	Meta-Languages: Theory and Practice (LFMTP 2006), ENTCS, Pages 53-67, 2006.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	223	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/lfmtp-06.ps" target="_top">ps</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	224	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	225	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	226
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	227	<TR><TD VALIGN=Top>[5]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	228	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	229	<B>Barendregt's Variable Convention in Rule Inductions.</B> (Christian
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	230	Urban, Stefan Berghofer and Michael Norrish) Proceedings of the 21th
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	231	Conference on Automated Deduction (CADE 2007). In volume 4603 of Lecture
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	232	Notes in Artificial Intelligence, Pages 35-50, 2007.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	233	&copy <A HREF="http://link.springer.de/link/service/series/0558/tocs/t4603.htm"
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	234	target="_top">Springer Verlag</A>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	235	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/cade07.ps" target="_top">ps</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	236	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	237	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	238
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	239	<TR><TD VALIGN=Top>[6]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	240	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	241	<B>Mechanising the Metatheory of LF.</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	242	(Christian Urban, James Cheney and Stefan Berghofer)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	243	In Proc. of the 23rd IEEE Symposium on Logic in Computer Science (LICS 2008), IEEE Computer Society,
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	244	Pages 45-56, 2008.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	245	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/lics-08.pdf">pdf</A>] More
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	246	information <A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Nominal/LF/index.html">elsewhere</A>.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	247	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	248	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	249
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	250	<TR><TD VALIGN=Top>[7]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	251	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	252	<B>Proof Pearl: A New Foundation for Nominal Isabelle.</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	253	(Brian Huffman and Christian Urban)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	254	In Proc. of the 1st Conference on Interactive Theorem Proving (ITP 2010). In volume 6172 in
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	255	Lecture Notes in Computer Science, Pages 35-50, 2010.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	256	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/nominal-atoms.pdf">pdf</A>]
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	257	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	258	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	259
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	260	<TR><TD VALIGN=Top>[8]</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	261	<TD ALIGN=Left>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	262	<B>General Bindings and Alpha-Equivalence in Nominal Isabelle.</B>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	263	(Christian Urban and Cezary Kaliszyk)
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	264	In Proc. of the 20th European Symposium on Programming (ESOP 2011).
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	265	In Volume 6602 of Lecture Notes in Computer Science, Pages 480-500, 2011.
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	266	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/esop-11.pdf">pdf</A>] (and a
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	267	longer version appeared in the Journal of Logical Methods in Computer
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	268	Science, Volume 8 (2:14), 2012
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	269	[<A HREF="http://www.inf.kcl.ac.uk/staff/urbanc/Publications/lmcs.pdf">pdf</A>])
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	270	</TD>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	271
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	272	</TR>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	273
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	274
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	275
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	276	</TABLE>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	277	</CENTER>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	278
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	279	<P>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	280	<a href="http://validator.w3.org/check/referer" target="_top">[Validate this page.]</a>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	281
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	282	</body>
f1be8028a4a9 updated Christian Urban <christian dot urban at kcl dot ac dot uk> parents: diff changeset	283	</html>

author	Christian Urban <christian dot urban at kcl dot ac dot uk>
	Wed, 30 Mar 2016 17:27:34 +0100
changeset 415	f1be8028a4a9
permissions	-rw-r--r--