Modules

  • ABCDE
  • FGHIL
  • MNOPS
  • TUX

Tools

sqrt

Perl 5 version 8.8 documentation
Recently read

sqrt

  • sqrt EXPR

  • sqrt

    Return the square root of EXPR. If EXPR is omitted, returns square root of $_ . Only works on non-negative operands, unless you've loaded the standard Math::Complex module.

    1. use Math::Complex;
    2. print sqrt(-2); # prints 1.4142135623731i