ifminus.pl

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description
owner Johannes Waldmann
uploaded 2017-08-17 03:45:07.0
disk size 236 Bytes
downloadable true
type
attribute value
name no_type
processor id 1
description this is the default benchmark type for rejected benchmarks and benchmarks that are not associated with a type.
owning community none
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%query: minus(i,o,o).

/* from Arts, Giesl, 2001 */

p(0,0).
p(s(X),X).
le(0,Y,true).
le(s(X),0,false).
le(s(X),s(Y),B) :- le(X,Y,B).
minus(X,Y,Z) :- le(X,Y,B), if(B,X,Y,Z).
if(true,X,Y,0).
if(false,X,Y,s(Z)) :- p(X,X1), minus(X1,Y,Z).
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