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Search results for "Martin Fitzpatrick"

Inverse of a 2x2 matrix A modulo n

Added Dec 10, 2013 by Martin Fitzpatrick in Mathematics

The widget calculates the inverse of a 2x2 matrix modulo n. The formula used is shown in the output.

Time span between two calendar dates

Added Dec 25, 2013 by Martin Fitzpatrick in Dates & Times

This widget calculates the number of years, months, weeks and days between two dates, It is dedicated to my dear friend, Don, whose struggle in a justice matter involved the calculation shown.


Addition table modulo n

Added Oct 18, 2013 by Martin Fitzpatrick in Mathematics

The widget displays the addition table modulo n.

Inverse of an integer x modulo n

Added Sep 16, 2013 by Martin Fitzpatrick in Mathematics

The widget calculates the inverse of x modulo n. No inverse exists if the GCD (greatest common divisor) of x and n is greater than 1.


Multiplication table modulo n

Added Sep 13, 2013 by Martin Fitzpatrick in Mathematics

The widget displays the multiplication table modulo n.

Inverse of a 3x3 matrix A modulo n

Added Nov 27, 2012 by Martin Fitzpatrick in Widget Gallery


Derivative of a function

Added Feb 21, 2012 by Martin Fitzpatrick in Mathematics

Enter a function of x or any other variable. The widget will display the derivative of your function and other related information.

Convert a repeating decimal to a fraction

Added Mar 8, 2012 by Martin Fitzpatrick in Mathematics

The widget converts your repeating decimal to fraction form. Be sure to enter the repeating part of your decimal twice.


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