# general

Other libraries that did not fit into any other category (see also programming):
complex - complex number arithmetic.
mpfr / gmp - arbitrary precision arithmetic, much faster than bigatom, but needs dll/so files.
ordinal - convert numbers into English words, and/or obtain their "st"/"nd"/"rd"/"th" suffixes.
ppp - Pete’s Pretty Print.
regex - routines for handling regular expressions.
timedate - date and time routines, with timezone and daylight savings handling.
unit_test - a simple unit testing framework.
unix_dict - obtain a list of English words.
utfconv - simple conversion between UTF-8, UTF-16, and UTF-32.