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错误使用 solve>getEqns (line 418) List of equations must not be empty. 出错 solve (line 226) [eqns,vars,options] = getEqns(varargin{:});。
>> syms a b c x; >> solve('a*x^2+b*x+c=0','x') 错误使用 solve>getEqns (line 418) List of equations must not be empty. 出错 solve...
3 years 前 | 1 个回答 | 0
