用Visual C++实现，不用导数的布伦特法 Visual C+常用数值算法集中的源代码-Using Visual C++ implementation of Brent method without derivative Visual C+ numerical algorithm used concentrated source code

Finds a root of f(x) = 0 by combining quadratic interpolation with bisection (Brent s method).-Finds a root of f(x) = 0 by combining quadratic interpolation with bisection (Brent s method).