C Tutorial/math.h/lgamma

lgamma

Item Value Header file math.h Declaration float lgammaf(float arg);double lgamma(double arg);long double lgammal(long double arg); Function computes the absolute value of the gamma and returns its natural logarithm.

<source lang="cpp">#include <math.h>

 #include <stdio.h>
 int main(void)
 {
   printf("%f", lgammaf (1.2));
   return 0;
 }</source>