This is the distribution directory for HOL4. See http://hol-theorem-prover.org for online resources.
The following is a brief listing of what's available in the distribution.
INSTALL * Installation instructions
COPYRIGHT * Copyright notice
std.prelude * File loaded at the beginning of each HOL session
bin/ * Executables
doc/ * Some documentation, including release notes
examples/ * Some examples
help/ * Help support
src/ * The system sources
tools/ * Support for building the system
sigobj/ * Collection of all signatures and compiled code