Physical quantity and units of measure conversion and math library

cryptoquotes - incl. oracle tool to get a random crypto quote of the day on the command line - on the new new 'in math we trust' ponzi economics - on get-rich-quick blockchain secrets - on bitcon maximalists, scammers, morons, clowns, shills & bagHODLers and more

Calculates the haversine distance between two locations using longitude and latitude. This is done using Math formulas without resorting to Active Record or SQL DB functionality

TimeMath is small, no-dependencies library attemting to make work with time units easier. It provides you with simple, easy remembered API, without any monkey patching of core Ruby classes, so it can be used alongside Rails or without it, for any purpose.

An Asciidoctor extension to converts latexmath equations to SVG or PNGs

Jazz theory is a mathematical system of concepts and relationships, why not make an ActiveModel representation of those concepts?

Calculates the geo distance between two locations using longitude and latitude using Haversine, Speherical or Vincenty formula. This is done using Math formulas without resorting to Active Record or SQL DB functionality

Adds a liquid tag you can use to do server-side rendering of latex math using KaTeX

Implementation of Loan/Mortgage functions in Ruby language. APR function and PMT function. In calculations it includes implementation of bank fee, marketplace fee, fees for each payment to provide the most precise calculation at very high speed.

A gem to evaluate mathematical equations. Includes support for variables and functions.

Mathematica Language Library in Ruby

This gem can fingerprint from small to large pieces of wav audio and run a math to compare them (this is very handy to compare audio notes)

gem to use financial methods inside ruby

"MDArray is a multi dimensional array implemented for JRuby inspired by NumPy (www.numpy.org) and Masahiro Tanaka´s Narray (narray.rubyforge.org). MDArray stands on the shoulders of Java-NetCDF and Parallel Colt. At this point MDArray has libraries for linear algebra, mathematical, trigonome...

Perfect Shape is a collection of pure Ruby geometric algorithms that are mostly useful for GUI manipulation like checking viewport rectangle intersection or containment of a mouse click point in popular geometry shapes such as rectangle, square, arc (open, chord, and pie), ellipse, circle, polygo...

Lightweight matematical expression parser that is easy to extend

A short series of mathematical functions

Graphics provides a simple framework to implement games and/or simulations and is designed to follow mathematical conventions, NOT game programming conventions. Particularly it: * Uses degrees. * Draws in quadrant 1 (0-90 degrees). * Right hand rule: 0 degrees is east, 90 is north, etc. These a...

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...

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.