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Search results for "JonPerry"

Relative Cost of Alcohol

Added Dec 15, 2018 by JonPerry in Food & Nutrition

Enter the volume, the alcohol percentage and the cost of the drink. The widget returns Cost/(Volume*Alcohol) for an estimated value of the alcohol. The lower the answer is, the cheaper the alcohol is

Perfect Square Number

Added Dec 6, 2018 by JonPerry in Mathematics

Determines whether n is a perfect square number or not.


mod calculator

Added May 23, 2017 by JonPerry in Mathematics

returns x^k mod n

Capital Cities

Added Oct 12, 2014 by JonPerry in Places & Geography

Delivers information of the capital cities of countries in the world.


Countries of the World

Added Dec 2, 2013 by JonPerry in Places & Geography

A list of all the countries in the world.

Three Singers

Added Dec 2, 2013 by JonPerry in Music

Descriptions of 3 male singers.


Quadratic Polynomial Solver

Added Dec 2, 2013 by JonPerry in Mathematics

Solves quadratic formula.

Partitions of n

Added Sep 30, 2013 by JonPerry in Mathematics

Displays partitions of any integer n and also provides further information.


Binary Expansions of Irrational Numbers

Added Aug 31, 2013 by JonPerry in Mathematics

Calculates the binary expansion of various irrational constants.

Piano Key Frequencies

Added May 19, 2013 by JonPerry in Music

The frequencies for a piano are given by 2^((n-49)/12)* 440 Hz, for 1<=n<=88. To create a modified version of the scales we can tune the keys to the floor of this sequence..


Safe Tan Function

Added May 15, 2013 by JonPerry in Widget Gallery

Factor N

Added Jan 20, 2013 by JonPerry in Mathematics

Factors N.


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