LCI is an interpreter for the lambda calculus. It supports many advanced features like recursion, user-defined operators and multiple evaluation strategies, all based on the pure calculus. It is FREE SOFTWARE licenced under the GNU General Public Licence (GPL).
The latest version (v0.6) is available here. To install extract the archive, cd to that directory and run:
./configure
make
sudo make install
It is recommended to install the readline library (and development files)
before compiling. On ubuntu/debian install the libreadline-dev package.
Check the output of ./configure to see if you have it.
You can also checkout the code from github. In this case you need to install
autotools and run ./bootstrap.
Install Homebrew and run:
brew install lci
Windows binaries are
available here.
Simply extract and run the lci executable.
LCI's documentation covers most of the program's features and explains various topics concerning the lambda-calculus