A shape may pertain-to a (demand curve).Logical formLearned from10 sentences. A curve can be elastic.Logical formLearned from10 sentences. Curves can be thick.Logical formLearned from10 sentences. A cubic curve may be specified by controlpoints.Logical formLearned from10 sentences. Curves may be used.Logical formLearned from10 sentences. An angle can be between some curves.Logical formLearned from10 sentences. A curve may show a relationship.Logical formLearned from10 sentences. A curve can be constituted-of-or-filled-with some degrees.Logical formLearned from10 sentences. Some point can be on a curve.Logical formLearned from10 sentences. Curves may pertain-to a mouth.Logical formLearned from10 sentences. (Area curves) can be effective.Logical formLearned from10 sentences. A curve can be an one.Logical formLearned from10 sentences. A demand can be for curve.Logical formLearned from10 sentences. Some curves can be at turn.Logical formLearned from10 sentences. Direction can be between some curves.Logical formLearned from10 sentences.