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Effects of Matter
209
nces from the going in a straight line (anuśreni-avagāhanā). Paraghataline (sama bhāṣā-kadigapeksa-pradhvarā śroņi). So it is stated in the Niryukti that parāghātabhāṣā goes in a curved line. 1
lu regard to the propagation of sound the early NyāyaVaišesika philosophers maintain that the first sound, generated by the impact of vibrating molecules of sonorous bodies against contiguous molecules of air in the substrate Ākāśa2 generates sound in the contiguous Ākāśa and the second sound a third sound and so on, just as waves produced in water or ocean, until the last sound causes a vibration in the ear-drum (karnaśaskuli). This propagation of sound is effected by the air-wave as its carrier. Ākāśa is immobile, but the air-wave is not transmitted without the inter-connecting of air-molecules by Akäsa. Udyotakara3 holds the view that the first sound
1. Bhäsā samasedhio saddam jam suņai misayam suņai
Visedhi puna saddam suņei niyamā parāghāe,
Bhāsārahasya, 10. 2. Sabdo ambaraguṇaḥ samyogavibhāgah sabdajaḥ...sthāna
vāyusamyogāpeksamānāt sthānākāśasamyogāt varņotpattiḥ avarņakşaņo api bheridandasamyogāpekṣāt bheryākāśasamyogāt utpadyate, PPBho., p. 156; Veņu parvavibhāgāt venvākālavibhāgācca śabdācca sanyogavibhāganispannāt vīcisantānavat sabdasantāna ityekam santānena śrotrapradeśamāgatasya grahaņań, Ibid., VIcyantaramupajāyate tato apyanyat tatopyanyadityanepa krameņa vicisantāno bhavati, nanveşa kalpanā kutaḥ
siddhyatītyāḥ, etc. NK. p. 157. 3. Pariśesāt tu santānasiddhih/tatrādyaḥ śabdaḥ saṁyoga
vibhāgahetukaḥ tasmāt śabdāntarāni kadambagolakānyāyena sarvadikkāni tebhyaḥ pratyekamekaikaḥ śabdah mandataratamādinyāyenāśraya pratibandhamanuvidhiyamānaḥ prādurasti, tato antyasyātimāndyāt sabdantarotatti śaktivighāto yena pratibandhāt bhavati, Udyotakara, 11.2.14, NV., p. 286.
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