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A simple program to calculate the area and perimeter of a circle and to calculate the area and volume of a sphere.
Source is commented,
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3372
posted 10 years ago by Tharix
Brendan Eich is working on officially adding Math.TAU to JavaScript.
Until JavaScript has full support for the Math.TAU constant, you can add the following at the start of your programs to add support for the TAU constant.
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1391
posted 11 years ago by pmw57
This function will return the sum of the characters making up a number. For example, summate(321) will return 6. summate(123) will also return 6, because both 123 and 321 are made out of the same characters. Supports integers of any length, but only...
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1701
posted 12 years ago by Salamandern
Soma example of validation parentheses in math expressions.
[{()}] - valid
[{){}] - wrong
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2084
posted 12 years ago by AlexanderRavikovich
Sum all elements of a bidimensional or multi-dimensional array with an assigned key
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1504
posted 13 years ago by eortiz
You have to use float or double for the returned value, since the scale occurs in a continuous function.
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2187
posted 13 years ago by rtperson
Clever usage of apply allows you to use built-ins functions for some tasks that otherwise probably would have been written by looping over the array values. As an example here we are going to use Math.max/Math.min to find out the maximum/minimum valu...
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2021
posted 13 years ago by hellowouter
Numerical Methods application for solving system of equation using Gaussian Elimination based on this Wikipedia article: http://j.mp/GV3PcN
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1362
posted 13 years ago by Bangonkali
Número aleatorio entre a y a + b, excluyendo a + b:
a + Math.random() * b
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1263
posted 13 years ago by goo
JavaScript
Simple Math Captcha-like verification JavaScript script that uses jQuery (form) validation plugin
Don't forget to include jQuery validation plugin before this snippet. You can find it here:
http://bassistance.de/jquery-plugins/jquery-plugin-validation/
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1802
posted 14 years ago by racl101
Returns an array of all the prime numbers up to (n) using an implementation of the Sieve of Eratosthenes.
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1009
posted 14 years ago by pmigueld