JavaScript:实现2 个数字之间的算术几何平均值算法
/**
* @function agm
* @description This finds the Arithmetic-Geometric Mean between any 2 numbers.
* @param {Number} a - 1st number, also used to store Arithmetic Mean.
* @param {Number} g - 2nd number, also used to store Geometric Mean.
* @return {Number} - AGM of both numbers.
*/
export const agm = (a, g) =>