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hlr_133 · 2008-11-09, 09:09

请教高手：
这个怎么处理
Error, (in q) invalid input: diff received 20, which is not valid for its 2nd argument
不管是20还是其它的数都回出现这个错误
:cry:

2008-11-09, 09:09	#1
hlr_133 初级会员注册日期: 2008-11-09 年龄: 40 帖子: 1 声望力: 0	maple偏微分的表达式求出以后赋值出现错误请教高手：这个怎么处理 Error, (in q) invalid input: diff received 20, which is not valid for its 2nd argument 不管是20还是其它的数都回出现这个错误 :cry: