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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%W unknown.msk GAP documentation Thomas Breuer
%%
%H @(#)$Id: unknown.msk,v 1.8 2002/04/15 10:02:34 sal Exp $
%%
%Y (C) 1999 School Math and Comp. Sci., University of St. Andrews, Scotland
%Y Copyright (C) 2002 The GAP Group
%%
\Chapter{Unknowns}
\index{data type!unknown}
\FileHeader[1]{unknown}
\Declaration{Unknown}
\Declaration{LargestUnknown}
\Declaration{IsUnknown}
\beginexample
gap> Unknown(); List( [ 1 .. 20 ], i -> Unknown() );;
Unknown(1)
gap> Unknown(); # note that we have already created 21 unknowns.
Unknown(22)
gap> Unknown(2000); Unknown();
Unknown(2000)
Unknown(2001)
gap> LargestUnknown;
2001
gap> IsUnknown( Unknown ); IsUnknown( Unknown() );
false
true
\endexample
\FileHeader[2]{unknown}
\beginexample
gap> Unknown() >= Unknown(); Unknown(2) < Unknown(3);
false
true
gap> Unknown() > 3; Unknown() > E(3);
true
true
gap> Unknown() > Z(8); Unknown() > [];
false
false
\endexample
\FileHeader[3]{unknown}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%E
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