∑ Xah Code

Siphon my knowledge into your brain; assimilate my sensibilities to your spine.

Math and Programing, tutorials and essays. There are 3.7 thousand articles.

introduction video

XahTV 2021-05-06 Wolfram Language Typesetting, TeX, Problems of Traditional Math Notation, Syntax and Proof Systems

For latest articles, see my blogs:

Fun

unicode_search_hGz9q
Unicode Search 😄
the day i lost control
Keyboard English letter frequency 2020-12-12
Character Frequency Plotter chinese chess e78d7-s238x262
Play Chinese Chess Encrypt/Decrypt ROT13 Cipher

Programing Language Tutorials

∑ JS
XAH
golang gopher
Golang
xah powershell logo
PowerShell
python logo
Python
Ruby logo
Ruby
perl camel
Perl
emacs logo
Emacs
LISP logo
Emacs Lisp
Linux Logo in Linux Libertine Font
Linux
git-logo
git
Mathematica 2 logo-11261
Wolfram Language
visual css 2018 04 21 a8d16 s
Visual CSS
HTML5 logo black
HTML
svg-logo-h
SVG
PHP-logo
PHP
xah java logo
Java
clojure logo
Clojure
simele sphere
POV-Ray
subversion logo new
svn
OCaml Logo
OCaml
🖧
TCP/IP
Windows_logo_2012_dark_blue
Windows Tips

Hacker Cult

Comp Lang Perving
programing mylisp-s229x273
Xah on Lisp
algebraic syntax 2016-09-8dB5s
Syntax Soup
Semantic Noodle
programer jargons ZnRCp
Jargons of Software Industry
Doc by Dummies
Why Python Doc Sucks
Why Python Sucks
CSS Sucks
User Interface Design
Valid HTML 4.0
HTML Validation, History and Politics
Anti Hacker y2k
unix-haters handbook cover
The Unix Pestilence
extreme programing diagram
Voodoos of Software Engineering
painting rubik cube-m
Complexity and Tedium of Software Engineering
Netiquette Anthropology: Tales of Tech Geekers
Virgilio Marchi Building Veering Airplane-s250
Technology, Past and Future
Unicode for Programers
spy vs spy2
Web Spam, Scam, SEO

More at Hacker Cult

Math

cardioid circle caustics
Interactive Geometry hypotrochoidGen2
Visual Dictionary of Special Plane Curves wavy enneper
Surface Gallery fig5832triLattice
Wallpaper Groups xa kubli rs
Math Graphics Gallery

more Xah Math

Testimonials

Printed Citations to Xah Lee Site

Sitemap

Sitemap

Download entire XahLee.info site as archive.

or pay by amazon egift card to xah@xahlee.org , bitcoin, or write a check. just email me xah@xahlee.org after you sent money.