請別人幫我這個錯誤謝謝,我使用JaCoP圖書館, It'sa運輸的問題,我需要找到它的約束規劃 Exception in thread "main" java.lang.NullPointerException
at JaCoP.core.IntVar.singleton(IntVar.java:378)
at JaCoP.core.IntVar.putModelConstra
如何在約束編程語言ECLiPSe(http://www.eclipseclp.org/examples/)中進行變量求和? 我試圖得到這個功能: :- lib(ic). % include the standard interval constraint library
:- lib(branch_and_bound). % include the branch and bound libr
我想請問,如何將以下Z3約束轉換爲Z3py(Python API)。 (declare-datatypes() ((S a b c d e f g)))
(declare-fun fun1 (S) Bool)
(declare-fun fun2 (S S) Bool)
(assert (forall ((x S)) (= (fun1 x)
(