WBetax WBetaxc WIbeta WIbetac WIbetaci WIbetacia WIbetacib WIbetad WIbetai WIbetaia WIbetaib

WBetax() Function WBetax ( A As  Double, B As  Double, X As  Double  ) Incomplete beta function Bx(a, b) Purpose This function computes the incomplete beta function Bx(a, b) = ∫t^(a-1)*(1-t)^(b-1) dt [0, x] Returns Incomplete beta function Bx(a, b). Parameters [in] A Argument a. (A > 0) [in] B Argument b. (B > 0) [in] X Argument x. (0 <= X <= 1) Reference boost/math/special_functions