说明：  非常好的用复化梯形公式和外推法求解积分方程的matlab例程，附带报告，详细讲解原理，分析程序与结果，不可多得的报告
(Very good with a complex trapezoid formula and extrapolation matlab routines for solving integral equations, with the report gave a detailed theory, analysis procedures and results, the report of a rare)