STKau zu SāṃKār, 5.2, 3.12 yadyapi karaṇatvasāmānyasya chidādau vāśyādi svalakṣaṇam upalabdhaṃ tathāpi yajjātīyaṃ rūpādijñāne karaṇatvam anumīyate tajjātīyasya karaṇatvasya na dṛṣṭaṃ svalakṣaṇaṃ pratyakṣeṇa /