牛顿法求x.^3-x-1=0在1.5附近的解,MATLAB程序出错求解function y=func1_1(x)y=x.^3-x-1; function y=func1_1_1(x)y=3*x.^2-1; x=1.5;format long;x1=x-func1_1(x)/func1_1_1(x);if(abs(x1)1e-6||abs(func1_1(x))>1e-6)x=x1; x1=x-func1_1(x)/func1_1_1
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![牛顿法求x.^3-x-1=0在1.5附近的解,MATLAB程序出错求解function y=func1_1(x)y=x.^3-x-1; function y=func1_1_1(x)y=3*x.^2-1; x=1.5;format long;x1=x-func1_1(x)/func1_1_1(x);if(abs(x1)1e-6||abs(func1_1(x))>1e-6)x=x1; x1=x-func1_1(x)/func1_1_1](/uploads/image/z/5168623-31-3.jpg?t=%E7%89%9B%E9%A1%BF%E6%B3%95%E6%B1%82x.%5E3-x-1%3D0%E5%9C%A81.5%E9%99%84%E8%BF%91%E7%9A%84%E8%A7%A3%2CMATLAB%E7%A8%8B%E5%BA%8F%E5%87%BA%E9%94%99%E6%B1%82%E8%A7%A3function+y%3Dfunc1_1%28x%29y%3Dx.%5E3-x-1%3B+function+y%3Dfunc1_1_1%28x%29y%3D3%2Ax.%5E2-1%3B+x%3D1.5%3Bformat+long%3Bx1%3Dx-func1_1%28x%29%2Ffunc1_1_1%28x%29%3Bif%28abs%28x1%291e-6%7C%7Cabs%28func1_1%28x%29%29%3E1e-6%29x%3Dx1%3B+++x1%3Dx-func1_1%28x%29%2Ffunc1_1_1)
牛顿法求x.^3-x-1=0在1.5附近的解,MATLAB程序出错求解function y=func1_1(x)y=x.^3-x-1; function y=func1_1_1(x)y=3*x.^2-1; x=1.5;format long;x1=x-func1_1(x)/func1_1_1(x);if(abs(x1)1e-6||abs(func1_1(x))>1e-6)x=x1; x1=x-func1_1(x)/func1_1_1
牛顿法求x.^3-x-1=0在1.5附近的解,MATLAB程序出错求解
function y=func1_1(x)
y=x.^3-x-1;
function y=func1_1_1(x)
y=3*x.^2-1;
x=1.5;
format long;
x1=x-func1_1(x)/func1_1_1(x);
if(abs(x1)1e-6||abs(func1_1(x))>1e-6)
x=x1; x1=x-func1_1(x)/func1_1_1(x);
if(abs(x1)
牛顿法求x.^3-x-1=0在1.5附近的解,MATLAB程序出错求解function y=func1_1(x)y=x.^3-x-1; function y=func1_1_1(x)y=3*x.^2-1; x=1.5;format long;x1=x-func1_1(x)/func1_1_1(x);if(abs(x1)1e-6||abs(func1_1(x))>1e-6)x=x1; x1=x-func1_1(x)/func1_1_1
x1=x-func1_1(x)/func1_1_1(x);
是点除