第14章  特殊函数计算
....................\Beta.m
....................\CIx.m
....................\EIx.m
....................\EIx2.m
....................\Ellipint1.m
....................\Ellipint2.m
....................\ErrFunc.m
....................\IntGauss.m
....................\IntGaussLager.m
....................\IntSimpson.m
....................\SIx.m
....................\SmartSimpson.m
....................\bessel.m
....................\bessel2.m
....................\besselm.m
....................\besselm2.m
....................\betap.m
....................\factbygama.m
....................\gamafun.m
....................\gamap.m
....................\lngama.m