J is definitely more batteries-included than the open source K implementations. There's also a wealth of documentation and books on J: J for C Programmers: htt

J is definitely more batteries-included than the open source K implementations. There's also a wealth of documentation and books on J: J for C Programmers: https://www.jsoftware.com/help/jforc/contents.htm https://www.jsoftware.com/help/jforc/contents.htm Learning J: https://www.jsoftware.com/help/learning/contents.htm https://www.jsoftware.com/help/learning/contents.htm And the New Vocabulary "Nuvoc" on the wiki: https://code.jsoftware.com/wiki/NuVoc https://code.jsoftware.com/wiki/NuVoc Edit: spelling.