IPC solver

Description

It determines whether a given statement in Intuitionistic Propositional Calculus (IPC) is provable or not.

$ make
$ ./ipc_solver <<< "~~(A \/ ~A)"
$ ./ipc_solver <<< "A \/ ~A"

$ make
$ ./ipc_solver --latex ipc.tex <<< "~~(A \/ ~A)"
$ latex ipc.tex
$ dvipdfmx ipc.dvi

Please prepare your consumer key, consumer secret, access token, and access token secret.

$ make
$ cp twitter-config.rb.example twitter-config.rb
$ vim twitter-config.rb
$ bundle exec ruby twitter.rb

Name		Name	Last commit message	Last commit date
examples		examples
.gitignore		.gitignore
Gemfile		Gemfile
Gemfile.lock		Gemfile.lock
Makefile		Makefile
OCamlMakefile		OCamlMakefile
README.md		README.md
kripke.ml		kripke.ml
kripke.mli		kripke.mli
lexer.mll		lexer.mll
lf_proof.ml		lf_proof.ml
lf_proof.mli		lf_proof.mli
main.ml		main.ml
make-image.sh		make-image.sh
mastodon-config.toml.example		mastodon-config.toml.example
mastodon-make-image.sh		mastodon-make-image.sh
mastodon.rb		mastodon.rb
nj_proof.ml		nj_proof.ml
nj_proof.mli		nj_proof.mli
parser.mly		parser.mly
sat.ml		sat.ml
sat.mli		sat.mli
solver.ml		solver.ml
solver.mli		solver.mli
term.ml		term.ml
term.mli		term.mli
twitter-config.rb.example		twitter-config.rb.example
twitter-make-image.sh		twitter-make-image.sh
twitter.rb		twitter.rb