搜搜考试网matlab 求积分报错
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matlab 求积分报错
syms m b a k
y=((2*m*(0.15*tan(b)+a)^2/((15-100/39.27^2)*((k(1)+k(2))*(0.15*tan(b)-l*sin(b))/(m*(0.15*tan(b)*sin(b)+a)))^0.5 )))*((k(1)+k(2))*(0.15*(sec(b))^2-l*cos(b))*(0.15*tan(b)*sin(b)+a)-0.15*(0.15*tan(b)-l*sin(b))*((sec(b))^2*sin(b)+sin(b))/(2*(0.15*tan(b)*sin(b)+a)*((k(1)+k(2))*(0.15*tan(b)-l*sin(b))*m*(0.15*tan(b)*sin(b)+a))^0.5));
int(y,b,0,1.308)
Error using ==> mupadmex
Error in MuPAD command:Index exceeds matrix dimensions.
Error in ==> sym.sym>sym.subsref at 1381
B = mupadmex('symobj::subsref',A.s,inds{:});
syms m b a k
y=((2*m*(0.15*tan(b)+a)^2/((15-100/39.27^2)*((k(1)+k(2))*(0.15*tan(b)-l*sin(b))/(m*(0.15*tan(b)*sin(b)+a)))^0.5 )))*((k(1)+k(2))*(0.15*(sec(b))^2-l*cos(b))*(0.15*tan(b)*sin(b)+a)-0.15*(0.15*tan(b)-l*sin(b))*((sec(b))^2*sin(b)+sin(b))/(2*(0.15*tan(b)*sin(b)+a)*((k(1)+k(2))*(0.15*tan(b)-l*sin(b))*m*(0.15*tan(b)*sin(b)+a))^0.5));
int(y,b,0,1.308)
Error using ==> mupadmex
Error in MuPAD command:Index exceeds matrix dimensions.
Error in ==> sym.sym>sym.subsref at 1381
B = mupadmex('symobj::subsref',A.s,inds{:});
数值积分试试
再问： 怎么做请 亲指教
再问： 你说一下我这错在哪里啦
再问： 怎么做请 亲指教
再问： 你说一下我这错在哪里啦