Wolfram Language Tutorial
βEvery developer should buy a copy of Mathematica, because it will expand their mind.β βClojure creator Rich Hickey
About the Author
Xah Lee have been coding Mathematica/WolframLang since 1992, and have worked as intern at Wolfram Research Inc. I am a programing language hobbyist, in particular on LISP languages.
Wolfram Language in Depth
start at Wolfram Language in Depth