陌上花开

#include #include #include #define f(x) 8*x*x*x*x+7*x*x*x+2*x*x+3*x+6-y //f(x)= 0;f1(x)=f(x)';即f1(x)为f(x)的导数； #define f1(x) 32*x*x*x+21*x*x+4*x+3 using namespace std; #pragma comment(linker,"/STA

最近刚学完数值分析上的方程求根——牛顿法，所以做几题练习一下。 Problem Description Now, here is a fuction:   F(x) = 6 * x^7+8*x^6+7*x^3+5*x^2-y*x (0 Can you find the minimum value when x is between 0 and 100.