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The Yoga of Gnomon and Shadow

(Chapter 3)

Chapter Quiz

Verse 1

śilātale'mbusaṃśuddhe vajralepē'pi vā same | tatra śaṅkvaṅgulairiṣṭaiḥ samaṃ maṇḍalamālikhet

Verse 2

tanmadhye sthāpayecchaṅku kalpanādvādaśāṅgulam | tacchāyāgraṁ spṛśedyatra vṛtte pūrvāparārdhayoḥ ||2||

Verse 3

tatra bindū vidhāyobhau vṛtte pūrvāparābhidhau | tanmadhye timinā rekhā kartavyā dakṣiṇottarā

Verse 4

yāmyottaradiśormadhye timinā pūrvapaścimā | diṅmadhyamatsyaiḥ saṃsādhyā vidiśastadvadeva hi || 4 ||

Verse 5

caturasraṃ bahiḥ kuryāt sūtrair-madhyād-vinirgataiḥ | bhujasūtrāṅgulaistatra dattai-riṣṭaprabhā smṛtā || 5 ||

Verse 6

prākpaścimāśritā rekhā procyate samamaṇḍale | unmaṇḍale ca viṣuvanmaṇḍale parikīrtyate

Verse 7

rekhā prācyaparā sādhyā viṣuvadbhāgragā tathā | iṣṭacchāyāviṣuvator madhyamāgrā'bhidhīyate

Verse 8

śaṅkucchāyākṛtiyuter mūlaṁ karṇo'sya vargataḥ | projjhaya śaṅkakṛtiṁ mūlaṁ chāyā śaṅkur viparyayāt ||8||

Verse 9

triṃśatkṛtyo yuge bhānāṃ cakraṃ prāk parilambate | tadguṇād bhūdinairbhaktād dyugaṇādyadavāpyate

Verse 10

Taddostṛighnā daśāptāṃśā vijñeyā ayanābhidhāḥ | Tatsaṃskṛtād grahāt krānticchāyācaradalādikam || 10 ||

Verse 11

Sphuṭaṁ dṛktulyatāṁ gacchedayane viṣuvatdvaye | Prāk cakraṁ calitaṁ hīne chāyārkāt karaṇāgate ||

Verse 12

antarāṃśairathāvṛtya paścāccheṣaistathā'dhike | evaṃ viṣuvatī chāyā svadeśe yā dinārdhajā ||

Verse 13

dakṣiṇottararekhāyāṃ sā tatra viṣuvat prabhā | śaṅkucchāyāhate trijye viṣuvatkarṇabhājite 13

Verse 14

lambākṣajye tayōścāpē lambākṣau dakṣiṇau sadā | madhyacchāyā bhujastēna guṇitā tribhamaurvikā

Verse 15

svakarṇāptā dhanurlipṭā natāstā dakṣiṇe bhuje | uttarāścotpre yāmyāstāḥ sūryakrāntiliptikāḥ 15

Verse 16

digbhede miśritāḥ sāmye viśliṣṭāścākṣaliptikāḥ | tābhyo'kṣajyā ca tad_vargaṃ projjhaya trijyākṛteḥ padam

Verse 17

lambajyā'rkaguṇā'kṣajyā viṣuvadbhā'tha lambayā | svākṣārkanatabhāgānāṁ diksāmye'ntaraman'yathā

Verse 18

digbhede'pakramaḥ śeṣastasya jyā trijyayā hatā | paramāpakramajyāptā cāpaṃ meṣādīgo raviḥ 18

Verse 19

kartryādau projjhaya cakrārthāt tulādau bhārdhasaṃyutāt | mṛgādau projjhaya bhagaṇānmadhyāhne'rkaḥ sphuṭo bhavet

Verse 20

tanmāndamasakṛd vāmaṃ phalaṃ madhyo divākaraḥ | svākṣārkāpakramayutirdiksāmye'ntaramanathā 20