Manasara 45.79

45.79

tadūrdhve'rdhena vṛttaṃ syāttattulyaṃ taddalaṃ bhavet
ekena madhyavṛttaṃ syātkubhudākāraṃ tu nirgamam

above that, the circular molding should be with half [a part], and its petals equal to it; / the central circular molding should be with one [part], projecting in the form of a kumuda;