Manasara 45.47

45.47

āsanasyodayārdhaṃ vā tribhāgaikonameva vā
upapīṭhodayaṃ hyeva coktatuṅge'dhikaṃ tu vā

The height of the pedestal (upapīṭha) should be half the height of the seat, or less by one of three parts, / or it may be greater than the stated height;