Definitions int 2 Sections StandardLIB Doc
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Some definitions of interest.
absvalDef |i| == if 0i i else -i fi
Thm* x:. |x 
leDef AB == B<A
Thm* i,j:. (ij Prop

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ifthenelseintnatural_numberminusless_thanmemberpropall!abstraction
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Definitions int 2 Sections StandardLIB Doc