如何用matlab画这个图, syms a alpha sita>> sita=((16*a^4*alpha^4 - 32*a^4*alpha^3 + 16*a^4*alpha^2 - 8*a^2*alpha^4 + 8*a^2*alpha^3 - 28*a^2*alpha^2 + 24*a^2*alpha - 12*a^2 + alpha^4 + 6*alpha^2 + 9)^(1/2) - 4*a^2*alpha + 4*a^2*alpha^2)/(a

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/09 10:15:37
如何用matlab画这个图, syms a alpha sita>> sita=((16*a^4*alpha^4 - 32*a^4*alpha^3 + 16*a^4*alpha^2 - 8*a^2*alpha^4 + 8*a^2*alpha^3 - 28*a^2*alpha^2 + 24*a^2*alpha - 12*a^2 + alpha^4 + 6*alpha^2 + 9)^(1/2) - 4*a^2*alpha + 4*a^2*alpha^2)/(a

如何用matlab画这个图, syms a alpha sita>> sita=((16*a^4*alpha^4 - 32*a^4*alpha^3 + 16*a^4*alpha^2 - 8*a^2*alpha^4 + 8*a^2*alpha^3 - 28*a^2*alpha^2 + 24*a^2*alpha - 12*a^2 + alpha^4 + 6*alpha^2 + 9)^(1/2) - 4*a^2*alpha + 4*a^2*alpha^2)/(a
如何用matlab画这个图,

 syms a alpha sita


>> sita=((16*a^4*alpha^4 - 32*a^4*alpha^3 + 16*a^4*alpha^2 - 8*a^2*alpha^4 + 8*a^2*alpha^3 - 28*a^2*alpha^2 + 24*a^2*alpha - 12*a^2 + alpha^4 + 6*alpha^2 + 9)^(1/2) - 4*a^2*alpha + 4*a^2*alpha^2)/(alpha^2 + 3);
>> plot3(a;alpha;sita)
画不出来啊 我是菜鸟,因为写论文要算这些东西才学了一点matlab,

如何用matlab画这个图, syms a alpha sita>> sita=((16*a^4*alpha^4 - 32*a^4*alpha^3 + 16*a^4*alpha^2 - 8*a^2*alpha^4 + 8*a^2*alpha^3 - 28*a^2*alpha^2 + 24*a^2*alpha - 12*a^2 + alpha^4 + 6*alpha^2 + 9)^(1/2) - 4*a^2*alpha + 4*a^2*alpha^2)/(a

plot3(a;alpha;sita)
换成
ezmesh(sita)
画曲面.