Beta function.
y = beta(z, w)
...
beta(1.3,2.5) 0.2542
Incomplete Beta function.
y = betainc(x, z, w)
...
betainc(0.3,1.3,2.5) 0.4806
Logarithm of Beta function.
y = betaln(z, w)
...
betaln(1.3,2.5) -1.3698
Chi-square cumulative distribution function.
y = chi2cdf(x, v)
...
chi2cdf(7.2,5) 0.7938
Error function.
y = erf(x)
...
erf(0.8) 0.7421
Complementary error function.
y = erfc(x)
...
erfc(0.8) 0.2579
F cumulative distribution function.
y = fcdf(x, v1, v2)
...
fcdf(2.2,5,6) 0.8175
Gamma function.
y = gamma(z)
...
gamma(1.3) 0.8975
Incomplete Gamma function.
y = gammainc(x, z, w)
...
gammainc(2.6,3.1) 0.4571
Logarithm of Gamma function.
y = gammaln(z, w)
...
gammaln(1.3) -0.1082
T cumulative distribution function.
y = tcdf(x, v1, v2)
...
tcdf(2.2,1.6) 0.1897