求matlab高手求一个二元非线性方程组的根,并说明是最大值还是最小值原函数是 L= (757871*sin(2*a)*(5/2 - h)^(1/2)*((400*2^(1/2)*109^(1/2)*(h + (5/2 - h)^(1/2)*((502423*cos(a)^2)/12500 - 13579/625))^(1/2))/37 + (400*2^(1/2)*1
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 18:16:32
![求matlab高手求一个二元非线性方程组的根,并说明是最大值还是最小值原函数是 L= (757871*sin(2*a)*(5/2 - h)^(1/2)*((400*2^(1/2)*109^(1/2)*(h + (5/2 - h)^(1/2)*((502423*cos(a)^2)/12500 - 13579/625))^(1/2))/37 + (400*2^(1/2)*1](/uploads/image/z/5906563-43-3.jpg?t=%E6%B1%82matlab%E9%AB%98%E6%89%8B%E6%B1%82%E4%B8%80%E4%B8%AA%E4%BA%8C%E5%85%83%E9%9D%9E%E7%BA%BF%E6%80%A7%E6%96%B9%E7%A8%8B%E7%BB%84%E7%9A%84%E6%A0%B9%2C%E5%B9%B6%E8%AF%B4%E6%98%8E%E6%98%AF%E6%9C%80%E5%A4%A7%E5%80%BC%E8%BF%98%E6%98%AF%E6%9C%80%E5%B0%8F%E5%80%BC%E5%8E%9F%E5%87%BD%E6%95%B0%E6%98%AF+L%3D+%28757871%2Asin%282%2Aa%29%2A%285%2F2+-+h%29%5E%281%2F2%29%2A%28%28400%2A2%5E%281%2F2%29%2A109%5E%281%2F2%29%2A%28h+%2B+%285%2F2+-+h%29%5E%281%2F2%29%2A%28%28502423%2Acos%28a%29%5E2%29%2F12500+-+13579%2F625%29%29%5E%281%2F2%29%29%2F37+%2B+%28400%2A2%5E%281%2F2%29%2A1)
求matlab高手求一个二元非线性方程组的根,并说明是最大值还是最小值原函数是 L= (757871*sin(2*a)*(5/2 - h)^(1/2)*((400*2^(1/2)*109^(1/2)*(h + (5/2 - h)^(1/2)*((502423*cos(a)^2)/12500 - 13579/625))^(1/2))/37 + (400*2^(1/2)*1
求matlab高手求一个二元非线性方程组的根,并说明是最大值还是最小值
原函数是 L= (757871*sin(2*a)*(5/2 - h)^(1/2)*((400*2^(1/2)*109^(1/2)*(h + (5/2 - h)^(1/2)*((502423*cos(a)^2)/12500 - 13579/625))^(1/2))/37 + (400*2^(1/2)*109^(1/2)*(((97296596700893489*cos(a)^2)/2814749767106560 - 2629637748672797/140737488355328)*(5/2 - h)^(1/2) - 3/10)^(1/2))/37 - 20*2^(1/2)*109^(1/2)*(5/2 - h)^(1/2) + 37*2^(1/2)*109^(1/2)*cos(a)^2*(5/2 - h)^(1/2)))/65400000
a和h 都是变量
分别可以求得L对于a和h的偏导数,然后可以求得极值
求matlab高手求一个二元非线性方程组的根,并说明是最大值还是最小值原函数是 L= (757871*sin(2*a)*(5/2 - h)^(1/2)*((400*2^(1/2)*109^(1/2)*(h + (5/2 - h)^(1/2)*((502423*cos(a)^2)/12500 - 13579/625))^(1/2))/37 + (400*2^(1/2)*1
你自己手算出来偏导数式子,编进去多快...