Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!yale!quasi-eli!cs.yale.edu!peterson-john From: peterson-john@cs.yale.edu (John C. Peterson) Newsgroups: comp.lang.functional Subject: Re: A question about types in ML Message-ID: Date: 16 Nov 90 03:31:06 GMT References: <4906@rex.cs.tulane.edu> <2215@opal.cs.tu-berlin.de> <4971@rex.cs.tulane.edu> <11901@life.ai.mit.edu> Sender: news@cs.yale.edu Distribution: comp Organization: /homes/systems/jcp/.organization Lines: 7 Nntp-Posting-Host: object.systemsz.cs.yale.edu In-reply-to: tmb@ai.mit.edu's message of 15 Nov 90 21:50:03 GMT Regarding typing in Common Lisp & ML, it is incorrect to say that Common Lisp lacks types; type declarations in CL are actually far more general than those in ML. What Common Lisp lacks is any sort of well defined type inference, a major deficiency. John Peterson