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61 lines
1.4 KiB
HTML
61 lines
1.4 KiB
HTML
<html>
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<body>
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<i> Produced by
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gfdoc - a rudimentary GF document generator.
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(c) Aarne Ranta (aarne@cs.chalmers.se) 2002 under GNU GPL.
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</i>
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<p>
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<h1> Symbolic expressions</h1>
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<b>Note</b>. This module is not automatically included in the main
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grammar [Lang Lang.html].
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<pre>
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abstract Symbol = Cat, PredefAbs ** {
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</pre>
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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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NumPN : Card -> PN ;
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CNNumNP : CN -> Card -> 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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<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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<h2> Symbols as numerals</h2>
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<pre>
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SymbNum : Symb -> Card ; -- n
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SymbOrd : Symb -> Ord ; -- n'th
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</pre>
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<h2> Symbol lists</h2>
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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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<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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<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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</body>
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</html>
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