Mirifici logarithmorum canonis descriptio, ejusque usus, in utraque trigonometria; ut etiam in omni logistica mathematica, amplissimi, facillimi, & expeditissimi explicatio (1614)
Napier, John, 1550-1617 · Edinbvrgi, Ex officinâ A. Hart · leaf 46
IIB IL C AP* IV. , ; ¥ EPS quod eft differentia afcenfionalis 9 idefl, diffe¬ rentia temporis ortus vel occafus Solis ab hora fexta* Complementu lateris P S quod eft Solis declinatio:&an¬ gelum ipfum S feu P S Z3 quem angulum politionis Solis (refpe&u fcilicet poli & zenith) vocamus. Has quinque… … Solis JolLs £r’ contvL lus pofitionis folis; ac BSVafUan. denique B S plagae felis. Quse funqese¬ dem prorfus circulares partes, qua; fupra, & eodem fitu levorfum quo ille dextrorlum dilpofitse.Et itain omnibus^ quadrantalibus tam redangt Iis,quam non reftangulis. Hinc fit quod plurima fint…
Logarithms · Trigonometry · Logarithms -- Early works to 1800 · Trigonometry -- Early works to 1800
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