This is documentation for an old release of SciPy (version 0.13.0). Read this page Search for this page in the documentation of the latest stable release (version 1.15.1).

scipy.special.btdtr

scipy.special.btdtr(x1, x2, x3[, out]) = <ufunc 'btdtr'>

y=btdtr(a,b,x) returns the area from zero to x under the beta density function: gamma(a+b)/(gamma(a)*gamma(b)))*integral(t**(a-1) (1-t)**(b-1), t=0..x). SEE ALSO betainc