* What is This?

This is an automatic confluence tool for left-linear term rewrite systems.

* How to Compile?

You need OCaml 4.02 (for Linux) and Camlp4.  In order to compile the code,
just type
  
  make

"coll" is the tool.


* How to Run?

Please download Yices 1 and set PATH to the binary executable of Yices 1.

* Usage

The typical usage is 

  coll test.trs

and it tries to show (non-)confluence of test.trs.  The tool read a TRS in
the WST format, and outputs 
- YES   if confluence is shown, 
- NO    if non-confluence is shown, and 
- MAYBE if the tool does not reach any conclusion.

Please see also the help message:

  coll --help


* Authors
Kiraku Shintani
Nao Hirokawa 

* License
GNU Lesser General Public License 2
