This reference is for Processing 2.0+. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.

Name

log()
Examples
void setup() {
  int i = 12;
  println(log(i));
  println(log10(i));
}

// Calculates the base-10 logarithm of a number
float log10 (int x) {
  return (log(x) / log(10));
}
Description Calculates the natural logarithm (the base-e logarithm) of a number. This function expects the n parameter to be a value greater than 0.0.
Syntax
log(n)
Parameters
n float: number greater than 0.0
Returnsfloat
Updated on May 19, 2014 05:29:59pm PDT

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