

















if b < -0.94441575f0if -0.94441575f0 < b < 489.024f0rm if 489.024f0 < b Original test:
(lambda ((x default) (y default) (z default) (t default) (a default) (b default))
#:name "Numeric.SpecFunctions:incompleteBetaWorker from math-functions-0.1.5.2"
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))