parimāṇavyavahārakāraṇaṃ parimāṇaṃ taccaturvidhaṃ mahadaṇu dīrghaṃ hrasvam iti /
Dimension is the cause of [all] dimensional usage [and] it is of four kinds: [1] large, [2] small, [3] long, [and] [4] short.