Mathlean · Online math workspace
Log Gamma calculator
Evaluate the continuous-branch logarithm of the Gamma function.
How to use this calculator
Change LogGamma(5). On this positive real input the result is log(24).
Tap the math below to edit it and see the result. Once a result is ready, press Tab on a hardware keyboard to accept it. Outside a matrix, Return completes the line; the phone math keyboard has the same Return action.
Try it here
Interactive tools require JavaScript. You can read the guide and example without it.
What to know
On complex inputs LogGamma and the principal logarithm GammaLn can differ by multiples of 2 pi i.
Mathlean combines visual mathematical input with computation and canvas tools. Results depend on the expression and available engine support; check important answers independently.