Ruby standard library mathn.

Basic Math: Plus, Subtract, multiplication, Divide

scbi_math is a ruby gem based on narray to do some additional statistics,

math utils

AMoR is a Ruby DSL for mathematical programming. It allows to simply define a mathematical program, but gives you all the features from Ruby for more complex projects

This is a Math gem

A discrete math interactive terminal app with sub-menus and demos including a RubyGems checksum validator and Big-O benchmarks using a spinner with threads

This gem has a number of educational tools regarding math. Pairwise prime, factorial, euclidian gcd decomposition and more.

A simple gem for advanced and financial math calcualtions.

This gem makes math fun!

Eymiha basic math extensions

Modules for advance math calculations.

A simple ruby gem to generate different types of math series like Odd, Even, Fibonacci series

Math functions

A math helper gem that can find the nth root of a number.

use ranges in math expression

Math statitics methods for sum, mean, median, mode, variance, deviation, etc.

Mathstats is a basic statistics library. It is meant to be mixed into Array, but you can also use it as a standalone class.

A Ruby gem for including mathjax rails in your rails 3.x or above apps

Mathquill JS library as a rails gem. Adds files to asset pipeline.