# Num: number utilities for mathematics Num is a command line tool for mathematics and statistics data processing.
Num can calculate sum, median, quartiles, standard deviation, and much more.
Num can sort, map, filter, round, and use various input/output formats. Num on Kickstarter: please donate $1 to help!
Num on Twitter: @numcommand
Num on the web: www.numcommand.com Example: $ num sum median variance stddev data.txt 10 2.5 1.66667 1.29099 Install: sudo curl -sSL https://raw.githubusercontent.com/numcommand/num/master/implementations/num-awk/num -o /usr/local/bin/num && sudo chmod +x /usr/local/bin/num To install on Mac OS X also run `brew install gawk`.
To install on other systems please see the [Install page](doc/install.md).
To troubleshoot please see the [Troubleshooting page](doc/troubleshooting.md). Start using Num: * Tutorial: quick start, input, output, variables, options, … * Functions: sum, min, max, var, iqr, sort, round, normalize, … * Helpers: awk, cut, sed, seq, wc, head, tail, parallel, … * Articles & Blogs: Unix, EDA, Datamash, qstats, MOOCs, … * FAQ: how to help, feature roadmap, … Project pages: * [Thanks: our coders, advisors, sponsors, donors, and helpers](doc/thanks.md) * [Comparisons: when to use Num vs. other tools, such as C, R, Python, etc.](doc/comparisons.md) * [Benchmarks](doc/benchmarks.md) * [To do](doc/todo.md) * [Known issues](doc/known-issues.md) * [Programmer guide](doc/programmer-guide.md) * [Programmer library of awk functions](doc/programmer-library-of-awk-functions.md)