摘要： 问题描述：用Mathematica写程序，如果调用Solve[ ]出现某种异常，则中断计算，返回错误信息。代码实现：sol = Check[Solve[EQ, vars], Print["The number of variables is greater than the number of equations."]; Abort[],Solve::svars]; If[Length[sol]==0, Print["There is no solution."]; Abort[] ];说明：如果Solve求解中出现 Solve::s... 阅读全文