itextomml provides native Ruby bindings to itex2MML, which converts itex equations to MathML.

Quick little arithmetic plain-text captcha

This gem has "Guess a Number" game.

MVC based Math, Logic Captcha

A CLI gem that does a cool math trick

It simply performs the four basic math operations

Enjoy MATH!

If you need to create simple (in the mathematical sense), weighted graphs with random values for the connections and weights then this is the gem for you.

Question generator

Math functions, like log, sum etc

This gem provides comfortable using of data types mathching in your RSpec tests

Kramdown based markdown to HTML tool with math rendering

scoring random math questions generator quiz

A Simple and Funny Math

Calculates the integers in those silly math problems. Written because I got sick of doing them and I was bored.

A Ruby gem that solves Roman numeral math problems as strings.

Enjoy MATH!

maths

Fast Ruby financial math operations, using native code

Refinement version of mathn