From 79da17e370807d3486be1b0b4afaa64cbb13caae Mon Sep 17 00:00:00 2001 From: jim Date: Fri, 6 Feb 2015 06:03:30 -0500 Subject: [PATCH] update Lambda Calculator link --- code/lambda_evaluator.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/code/lambda_evaluator.mdwn b/code/lambda_evaluator.mdwn index d39086fd..4e59b7fe 100644 --- a/code/lambda_evaluator.mdwn +++ b/code/lambda_evaluator.mdwn @@ -134,7 +134,7 @@ Other Lambda Evaluators/Calculutors * [Peter Sestoft's Lambda Calculus Reducer](http://www.itu.dk/people/sestoft/lamreduce/index.html): Very nice! Allows you to select different evaluation strategies, and shows stepwise reductions. * [Chris Barker's Lambda Tutorial](http://homepages.nyu.edu/~cb125/Lambda) -* [Penn Lambda Calculator](http://www.ling.upenn.edu/lambda/): Pedagogical software developed by Lucas Champollion, Josh Tauberer and Maribel Romero. Linguistically oriented. Requires installing Java (Mac users will probably already have it installed). +* The UPenn [Lambda Calculator](http://dylanbumford.com/LambdaCalculator/): Pedagogical software developed by Lucas Champollion and others. Linguistically oriented, uses types. Requires Java (many users will probably already have Java installed). * [Mike Thyer's Lambda Animator](http://thyer.name/lambda-animator/): Graphical tool for experimenting with different reduction strategies. Also requires installing Java, and Graphviz. * [Matt Might's Lambda Evaluator](http://matt.might.net/articles/implementing-a-programming-language/) in Scheme (R5RS and Racket). -- 2.11.0