file pwts4.f for generalized gaussian quadratures for exp(a*x), complex a by N. Yarvin and V. Rokhlin file wts500.f for generalized gaussian quadratures for exp(a*x), real a by N. Yarvin and V. Rokhlin file swts500.f for generalized gaussian quadratures for I0(mu*x)exp(a*x) by N. Yarvin and V. Rokhlin file vwts.f for generalized gaussian quadratures for J0(r*x)*exp(z*x) by N. Yarvin and V. Rokhlin