screamer

n 1: a sensational newspaper headline

2: gooselike aquatic bird of South America having a harsh

trumpeting call

Screamer

An extension of {Common Lisp} providing {nondeterministic}

{backtracking} and {constraint} programming.

{(ftp://ftp.ai.mit.edu/pub/screamer.tar.Z)}

[Isn't all backtracking nondeterministic by definition?]