<> <> <<>> DIRECTORY Rope, IO, AlgebraClasses, BigRats, RatIntervals, VariableSequences, Polynomials, AlgebraicNumbers, Sequences, Formulas, SamplePoints, CoveringSets, Cells; QECadBasePhase: CEDAR DEFINITIONS ~ BEGIN OPEN AC: AlgebraClasses, BR: BigRats, RI: RatIntervals, AN: AlgebraicNumbers, SEQ: Sequences, POL: Polynomials, QFF: Formulas, SP: SamplePoints, CS: CoveringSets; <> BasePhase: PROC [cad: Cad]; <=1 space; follow chain of induced cad's down to 1-space, contruct cells there. Fill in basisSignature's = primarySignature's of cells. If 1-space cad.localizationFormula # NIL, then discard cells which don't satisfy it.>> END.