Manipulating nested arrays in Ruby is a pain and there doesn't seem to be any general purpose solutions (i.e. not math-oriented) available so here is a shot at it.

Support for mathematical syntactic sugars

Gem for mathematics method and different data structure like complex and vector and matrix and some else you're been able to see his method on Homepage of this gem

Mathematical expression parser and executor

Fast Implementation of Gruber's Markdown in C With Math(LaTex, MathJax) Support

solve simple math problems

This version include two important page 'Contact' and 'Register' with the 'Math-Captcha' method submit for prevent hacker attack.

This gem will help you to solve Abramov book math tasks.

This gem will help you to test math exercises from Abramov book

Kramdown extension for math-heavy document. It provides theorem environments, and easy references to those environments as well as to equations and section headers. Moreover, a bibliography section can be generated from a BibTeX file, and an flexible and easy mean of citing bibliographical entrie...

Converts LaTeX math into MathML.

Translate MathML to LaTeX

Convert MathML to AsciiMath This gem is in active development.

A simple ruby gem for encoding and decoding strings using the Solitaire Cipher.

A Jekyll plugin that converts LaTeX mathematical expressions to PNG images for better compatibility and improved rendering across different platforms

This utility/library search mathematical reviews sites and fetches metadata about articles. It can return results as one of text, xml, html, yaml, json or ruby formats.

The gem allows you to perform mathematical operations like addition od two numbers, subtraction, multiplication, division.

Provides various overloads, classes and methods to allow for more complex mathematics

This gem allows perform mathematical operations in the field.

Mathematical functions for my personal projects.