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Permutation / Find all possible combinations of given elements
The code fragment (function) allows to find the scheme of all possible combinations of a given numbe [...]
 Math »Uncategorized |  View [206] |  Download

Ordinal number printer
Feed it "21" and it returns "21st". Prints any number with the appropriate Engli [...]
 Math »Uncategorized |  View [163] |  Download

Number Formatting
fmtnum() takes a number and formats it for easy reading. It can convert a number to scientic notati [...]
 Math »Uncategorized |  View [799] |  Download

Num2words
With this class you can convert your integer/number to english fraction words. Ex. 1=>One, 250=&g [...]
 Math »Uncategorized |  View [90] |  Download

Is_even
simple function to determine if a number is even or odd. [...]
 Math »Uncategorized |  View [0] |  Download

Greatest Common Denominator
A simple class that finds the greatest common denominator for two integers. [...]
 Math »Uncategorized |  View [381] |  Download

Fraction
Allows manipulation and display of a fraction. Useful for displaying float/double as a fraction as [...]
 Math »Uncategorized |  View [113] |  Download

Fast Fourier Transform
This is a port of the FFT code in NR to PHP. The size of the input array must be an integer power o [...]
 Math »Uncategorized |  View [224] |  Download

Euclidean Algorithm, Erotosthenes Sieve
An application for doing exact integer computations. Uses bcmath functions of PHP. The Euclidean Alg [...]
 Math »Uncategorized |  View [462] |  Download

Decimal to roman convertet
Two functions to convert an integer to its equivalent in the roman number- system or vice versa. [...]
 Math »Uncategorized |  View [176] |  Download