This file contains an example of how you could do similar things (printing \lambda for lambda functions) in emacs using font-lock. http://dishevelled.net/elisp

This file contains an example of how you could do similar things (printing \lambda for lambda functions) in emacs using font-lock. http://dishevelled.net/elisp/lambda-mode.el http://dishevelled.net/elisp/lambda-mode.el (string 54091) Gives some Chinese character; the unicode character for Lambda is 955, though. Replacing it with (string 955) works.