Standalone, static, no-JS, TeX-rendered mathematical equations for your Jekyll website

Another ruby units library for doing dimensional math, this one to be used with rails, preferrably commerce-related apps

Gem to convert between HSL color to RGB and vice versa, RGB color to hex color code and vice versa.

awesome_gem is the best

Ruby developers have, for as long as I can remember, had a disheveled heap of scientific and mathematical libraries - many of which operate in pure ruby code. Given a problem we either kludge together some cobbled mess or turn to Python/R/etc. And to this I say no more! rb_maxima allows a ruby de...

charcoal grids are fluid on the inside, ready to respond at any moment, but contained in the candy shell of your choice, so they respond how and when and where you want them to. We don't design your site or dictate your markup, we just do the math and get out of your way.

Marks math problems

Basic calculator with addition, subtraction, multiplication and division mathematical calculations.

CRMF is a Ruby C extension which provides correctly rounded math functions for Ruby floats, using MPFR and CRlibm. Provided rounding modes are toward zero, +infinity, -infinity a to nearest even.

Set of financial functions

Convert LaTeX math formulas to HTML using KaTeX in Rails.

Hayadentaku ("haya" 速 = fast + "dentaku" 電卓 = calculator) is a speed-focused, drop-in compatible fork of Dentaku, a parser and evaluator for mathematical and logical formulas with run-time variable binding. The Ruby module name remains `Dentaku`, so you can swap the gem in your Ge...

Captcha based on encyrpting and decrypting user data by mathematical operation

lesson of ruby and gem.

Words API lets you retrieve information about English words, including definitions, synonyms, rhymes, pronunciation, syllables, and frequency of usage. It also can tell you about relationships between words, for instance that “math” has categories like “algebra” and “geometry”, or that a “finger”...

An experimental DSL that aims to be very math like

Aldebaran is Web-development DSL micro-framework written with Mathematical Constructions

Permite la creación y uso de matrices densas y dispersas.

Refinement version of mathn

maths