Calculate natural log: how to use log : Log « Math « C / ANSI-C

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C / ANSI-C » Math » Log Screenshots  Calculate natural log: how to use log #include <stdio.h> #include <math.h> int main () {   double p, result;   float param = 6.5;         result = log (param);      printf ("ln(%lf) = %lf\n", param, result );      return 0; }                     Related examples in the same category 1. How to use log 2. How to use log10 3. Calculate logarithm base 10: how to use log10