public class LogBeta extends AbstractBivariateRealFunction
log(B(x, y))
.
Γ(x)Γ(y)
log(B(x, y)) = log ( ----------- ) = logΓ(x) + logΓ(y) - logΓ(x + y)
Γ(x+y)
x > 0, y > 0
The R equivalent function is lbeta
.
Function.EvaluationException
Constructor and Description |
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LogBeta() |
Modifier and Type | Method and Description |
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double |
evaluate(double x,
double y)
Compute
log(B(x,y)) . |
evaluate
dimensionOfDomain, dimensionOfRange
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
dimensionOfDomain, dimensionOfRange
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