Echidna Constraint logic programming embedded in an object-oriented language. The syntax is an extension of Edinburgh Prolog.
["Hierarchical Arc Consistency Applied to Numeric Processing in Constraint Logic Programming", G. Sidebottom et al, TR-91-06, CSS-IS, Simon Fraser U, and Comp Intell 8(4) (1992)]. ftp://cs.sfu.edu/pub/ecl/papers. E-mail: <[email protected]>. Last updated: 1994-12-08