This library offers general purpose higher-level data structures that focus on Hash manipulation.

fizzbuzzer - 1, 2, Fizz, 4, Buzz, Fizz, 7, 8, Fizz, Buzz, 11, Fizz, 13, 14, Fizz Buzz, ... - a collection of algorithms for playing the word game for children that teaches division (one of the four basic arithmetic operations in mathematics) or helps you find the world's best coders in programmin...

Marks math problems

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

This is a simple gem that helps to implement a couple of math operations such as addition, substraction, multiplication, division, roots, power and percents. Enjoy!

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”...

Generates 241 infinite sequences of plane, space, and multidimensional figurate numbers based on the book ‘Figurate Numbers’ (2012) by Elena Deza and Michel Deza. The methods are implemented using the Enumerator class and are designed for use in your math projects or in Sonic Pi.

A gem for determining the difficulty of a basic mathematical operation

This gem provides bindings to the Yeppp! library. According to the documentation, "Yeppp! is a high-performance SIMD-optimized mathematical library for x86, ARM, and MIPS processors on Windows, Android, Mac OS X, and GNU/Linux systems."

SassScript extension to bring the math behind Photoshop's powerful soft-light gradient blending mode to Sass, which eliminates the need for making soft-light gradient backgrounds manually.

Ruby mathematics

custom555, will provide some of the useful math functionalities like add, substract, multiply, division etc.

Use this gem in your rails application for displaying mathematical characters in your rails app with the javascript abstracted away

A simple math gem to add/multiply..etc.

Time parser, conversion, and math library

It includes maths, datetime, and rspec access test libraries.

Color parsing, conversion, and math library

Shows possible solutions to any problems in the 24 math game

Simple utility for parsing durations from strings and comparing them. Basic math is also supported.

Extends String and Symbol instances with variable/accessor methods, provides swizzling helpers, provides accessor-related math for transforming :accessor, :reader, :writer.