a =2;

b =2;

c =6;

d =2;

g =1.8682;

h =2.2561;

[x,y]=solve('(x-a)^2+(y-b)^2-g^2','(x-c)^2+(y-d)^2-h^2')

上面語句的運(yùn)行結(jié)果是：

x =

1/2*((-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3+(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)*d-(-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3+(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)*b-c^2-d^2+h^2+a^2+b^2-g^2)/(-c+a)

1/2*((-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3-(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)*d-(-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3-(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)*b-c^2-d^2+h^2+a^2+b^2-g^2)/(-c+a)

y =

1/2*(-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3+(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)

1/2*(-2*a*c*d-2*a*c*b+c^2*b+c^2*d+a^2*b-d^2*b-h^2*d+d*a^2-d*b^2-g^2*b+h^2*b+d*g^2+b^3+d^3-(-8*a*c*d^3*b+8*a*c^3*d^2-16*a^3*c*d*b-2*c^4*b^2-4*a*c*d^2*h^2-12*a^2*c^2*d^2+24*a^2*c^2*d*b+2*h^2*a^4-2*a^4*b^2+2*a^4*g^2-15*a^4*c^2-2*a^4*d^2+12*a*c*d^2*b^2-4*a*c*d^2*g^2-8*a*c*d*b^3-4*a*c*b^2*g^2-4*a*c*b^2*h^2-4*c^2*b*h^2*d-4*c^2*b*d*g^2-4*a^2*b*h^2*d-4*a^2*b*d*g^2-a^6-c^6+8*a^3*c*d^2+2*a*c*d^4-12*a^2*c^2*b^2-16*a*c^3*d*b-8*a*c^3*h^2-8*a*c^3*g^2+2*a*c*g^4+2*a*c*h^4+8*a*c*d*g^2*b+8*a*c*d*h^2*b+8*a*c^3*b^2+8*a^3*c*b^2+2*a*c*b^4+4*c^4*b*d-6*c^2*b^2*d^2+4*c^2*b^3*d+2*c^2*b^2*g^2+2*c^2*b^2*h^2+4*c^2*b*d^3+2*c^2*d^2*h^2+2*c^2*d^2*g^2-6*a^2*b^2*d^2+4*a^4*b*d+4*a^2*b^3*d+2*a^2*b^2*g^2+2*a^2*b^2*h^2+4*a^2*b*d^3+2*h^2*d^2*a^2+2*d^2*a^2*g^2-c^2*b^4-2*c^4*d^2-c^2*d^4-a^2*b^4-d^4*a^2-a^2*g^4+20*a^3*c^3+6*a^5*c-15*a^2*c^4-a^2*h^4+6*a*c^5+2*c^4*h^2+2*c^4*g^2-c^2*g^4-4*a*c*h^2*g^2-8*a^3*c*g^2+12*a^2*h^2*c^2-8*a^3*c*h^2+12*a^2*c^2*g^2+2*a^2*h^2*g^2+2*c^2*h^2*g^2-c^2*h^4)^(1/2))/(a^2-2*d*b-2*a*c+d^2+b^2+c^2)

怎么不能用之前a,b,c,d,g,h的值得出結(jié)果呢？求解答，謝謝。

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總結(jié)

以上是生活随笔為你收集整理的matlab保存变量的值,怎么不能保存之前的变量值？求解的全部內(nèi)容，希望文章能夠幫你解決所遇到的問題。

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