可移植的积分算法 ，提供了数种方法（变步长梯形求积分；变步长辛卜生求积分；自适应梯形求积分；龙贝格求积分；计算一维积分的连分式法；高振荡函数求积分；勒让德-高斯求积分；拉盖尔-高斯求积分；埃尔米特-高斯求积分） ，比较实用-portable integral algorithm, a few methods (variable step-ladder for integration; Variable step for Oracle Integral Health; Adaptive trapezoidal seek integration; Romberg seek integration; calculating an integral dimension of the continued fraction; high oscillation function for integration; Legendre Germany-Gaussian seek integration; Laguerre- Gaussian seek integration; Hermite- Gaussian quadratures), more practical