PYTHON bcsqrt

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Python replacement for PHP's bcsqrt [ edit | history ]

As per example:

import math
print math.sqrt(2)

If you want to take a string, like bcsqrt() in PHP:

import math
print math.sqrt(float('2'))

PHP bcsqrt

PHP original manual for bcsqrt [ show | php.net ]

(PHP 4, PHP 5)

bcsqrt — Get the square root of an arbitrary precision number

string bcsqrt ( string $operand [, int $scale ] )

Return the square root of the operand .

operand: The operand, as a string.
scale: This optional parameter is used to set the number of digits after the decimal place in the result. You can also set the global default scale for all functions by using bcscale().

Returns the square root as a string, or NULL if operand is negative.

Example #1 bcsqrt() example


<?php

echo bcsqrt('2', 3); // 1.414

?>