Last tweaked by Mike Spreitzer on February 2, 1988 4:59:28 pm PST

IMPORTS AbSets, Asserting, BasicTime, BiRels, Convert, Histograms, IntStuff, IO, LichenDataOps, LichenDataStructure, LichenNavigation, Process, RealFns, Rope, RuntimeError, SetBasics, StructuredStreams, UnparserBuffer

EXPORTS LichenTransforms

CONTROL LichenStructuringImpl, LichenStructureDeduction