assignment7 tweaks

[lambda.git] / lambda_evaluator.mdwn

diff --git a/lambda_evaluator.mdwn b/lambda_evaluator.mdwn
index a3123fd..d39086f 100644 (file)
--- a/lambda_evaluator.mdwn
+++ b/lambda_evaluator.mdwn
@@ -126,13 +126,19 @@ Improvements we hope to add:
 *      returning results in combinator form (the evaluator already accepts combinators as input)
 *      displaying reductions one step at a time
 *      specifying the reduction order and depth
 *      returning results in combinator form (the evaluator already accepts combinators as input)
 *      displaying reductions one step at a time
 *      specifying the reduction order and depth

-*      allow other binders such as ∀ and ∃ (though these aren't interpreted as doing anything other than binding variables)
+*      allow other binders such as ∀ and ∃ (though these won't be interpreted as doing anything other than binding variables)

 
 

+<a name="other_evaluators"></a>

 Other Lambda Evaluators/Calculutors
 -----------------------------------
 
 Other Lambda Evaluators/Calculutors
 -----------------------------------
 

-*      [Peter Sestoft's Lambda calculus reduction workbench](http://www.itu.dk/people/sestoft/lamreduce/index.html) Very nice! Allows you to select different evaluation strategies, and shows stepwise reductions.
+*      [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)
 *      [Chris Barker's Lambda Tutorial](http://homepages.nyu.edu/~cb125/Lambda)

-*      [Lambda Animator](http://thyer.name/lambda-animator/)
-*      [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).
+*      [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).
+*      [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).
+
+See also:
+
+*      [Jason Jorendorff's Try Scheme](http://tryscheme.sourceforge.net/about.html): Runs a miniature Scheme interpreter in Javascript, in your browser.