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92 lines
2.4 KiB
HTML
92 lines
2.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<HTML>
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<HEAD>
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<META NAME="generator" CONTENT="http://txt2tags.sf.net">
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<TITLE> Symbolic expressions</TITLE>
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</HEAD><BODY BGCOLOR="white" TEXT="black">
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<P ALIGN="center"><CENTER><H1> Symbolic expressions</H1>
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<FONT SIZE="4">
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<I>Last update: 2006-11-23 12:18:08 CET</I><BR>
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</FONT></CENTER>
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<P></P>
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<HR NOSHADE SIZE=1>
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<P></P>
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<UL>
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<LI><A HREF="#toc1">Noun phrases with symbols and numbers</A>
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<LI><A HREF="#toc2">Sentence consisting of a formula</A>
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<LI><A HREF="#toc3">Symbols as numerals</A>
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<LI><A HREF="#toc4">Symbol lists</A>
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<LI><A HREF="#toc5">Obsolescent</A>
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</UL>
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<P></P>
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<HR NOSHADE SIZE=1>
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<P></P>
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<P>
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Produced by
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gfdoc - a rudimentary GF document generator.
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(c) Aarne Ranta (<A HREF="mailto:aarne@cs.chalmers.se">aarne@cs.chalmers.se</A>) 2002 under GNU GPL.
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</P>
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<P>
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<B>Note</B>. This module is not automatically included in the main
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grammar <A HREF="Lang.html">Lang</A>.
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</P>
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<PRE>
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abstract Symbol = Cat, PredefAbs ** {
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</PRE>
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<P></P>
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<A NAME="toc1"></A>
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<H2>Noun phrases with symbols and numbers</H2>
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<PRE>
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fun
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SymbPN : Symb -> PN ; -- x
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IntPN : Int -> PN ; -- 27
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FloatPN : Float -> PN ; -- 3.14159
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CNNumNP : CN -> Num -> NP ; -- level five ; level 5
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CNSymbNP : Det -> CN -> [Symb] -> NP ; -- (the) (2) numbers x and y
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</PRE>
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<P></P>
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<A NAME="toc2"></A>
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<H2>Sentence consisting of a formula</H2>
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<PRE>
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SymbS : Symb -> S ; -- A
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</PRE>
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<P></P>
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<A NAME="toc3"></A>
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<H2>Symbols as numerals</H2>
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<PRE>
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SymbNum : Symb -> Num ; -- n
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SymbOrd : Symb -> Ord ; -- n'th
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</PRE>
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<P></P>
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<A NAME="toc4"></A>
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<H2>Symbol lists</H2>
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<P>
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A symbol list has at least two elements. The last two are separated
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by a conjunction (<I>and</I> in English), the others by commas.
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This produces <I>x, y and z</I>, in English.
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</P>
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<PRE>
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cat
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Symb ;
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[Symb]{2} ;
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fun
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MkSymb : String -> Symb ;
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</PRE>
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<P></P>
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<A NAME="toc5"></A>
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<H2>Obsolescent</H2>
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<PRE>
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CNIntNP : CN -> Int -> NP ; -- level 53 (covered by CNNumNP)
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}
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</PRE>
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<P></P>
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<!-- html code generated by txt2tags 2.3 (http://txt2tags.sf.net) -->
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<!-- cmdline: txt2tags -thtml -\-toc mathematical/Symbol.txt -->
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</BODY></HTML>
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