InverseBetaRegularized

InverseBetaRegularized[s, a, b] gives the inverse of the regularized incomplete beta function.

Examples

Compute inverse:

InverseBetaRegularized[0.5, 2, 3]
(* 0.385728 *)

Verify relationship:

BetaRegularized[InverseBetaRegularized[0.5, 2, 3], 2, 3]
(* 0.5 *)

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