断乔
断乔
一个很努力的人~~
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请问如何候补挂号,怎样变成非临时卡 微信关注的京医通患者都是临时卡?
关于solve解方程组问题,报错syms。谢谢解答 关于解x1 x2 x3 u 四个未知参数的表达式,其他字母均为变量(不能代数) syms x1 x2 x3 p1 p2 p3 c1 c2 c3 u a; [x1,x2,x3,u]=solve('(a+(x1-1)*a*log(p1)-a/p1*(1+x1*log(p1)))/(c1*(1+(x1-1)*a-a*x1/p1)=u ','(a+(x2-1)*a*log(p2)-a/p2*(1+x2*log(p2)))/(c2*(1+(x2-1)*a-a*x2/p2)=u ','(a+(x3-1)*a*log(p3)-a/p3*(1+x3*log(p3)))/(c3*(1+(x3-1)*a-a*x3/p3)=u ','c1*x1+c2*x2+c3*x3=C','x1,x2,x3,u' ); pretty (x1); pretty (x2); pretty (x3); 报错情况如下: Error using sym>convertExpression (line 1409) Conversion to 'sym' returned the MuPAD error: symbolic:kernel:MissingToken|)# Error in sym>convertChar (line 1324) s = convertExpression(x); Error in sym>tomupad (line 1124) S = convertChar(x); Error in sym (line 151) S.s = tomupad(x); Error in solve>getEqns (line 410) a = formula(sym(a)); Error in solve (line 227) [eqns,vars,options] = getEqns(varargin{:}); 求助大神,万分感谢
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