matlab求方程问题,
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matlab求方程问题,
-1=cos(0.5*pi./2)./((x.^0.5)*0.01)+x.^0.5*0.01*cos(0.5*pi./2)这个方程,用
solve('cos(0.5*pi./2)./((x.^0.5)*0.01)+x.^0.5*0.01*cos(0.5*pi./2)+1','x')怎么解不出来呢?
-1=cos(0.5*pi./2)./((x.^0.5)*0.01)+x.^0.5*0.01*cos(0.5*pi./2)这个方程,用
solve('cos(0.5*pi./2)./((x.^0.5)*0.01)+x.^0.5*0.01*cos(0.5*pi./2)+1','x')怎么解不出来呢?
![matlab求方程问题,](/uploads/image/z/16803576-0-6.jpg?t=matlab%E6%B1%82%E6%96%B9%E7%A8%8B%E9%97%AE%E9%A2%98%2C)
solve不能用数组运算,所以指令应该是
>>solve('cos(0.5*pi/2)/((x^0.5)*0.01)+x^0.5*0.01*cos(0.5*pi/2)+1','x')
Warning:Explicit solution could not be found.
ans =
[ empty sym ]
解方程也没有找到解析解
所以是空解
你看看方程给错没
>>solve('cos(0.5*pi/2)/((x^0.5)*0.01)+x^0.5*0.01*cos(0.5*pi/2)+1','x')
Warning:Explicit solution could not be found.
ans =
[ empty sym ]
解方程也没有找到解析解
所以是空解
你看看方程给错没