@bmancini55/finance
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Finance utilities for JavaScript
12 lines (11 loc) • 448 B
TypeScript
/**
* Performs the Newton-Raphson iteration to find an approximate root of a real-valued
* function.
*
* @param fx function f(x)
* @param gx derivative of f(x)
* @param x0 initial guess
* @param n optional number of iterations, default is 10
* @param e optional tolerable error, default is 1e-8
*/
export declare function calcNewtonRaphson(fx: (v: number) => number, gx: (v: number) => number, x0: number, n?: number, e?: number): number;