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abstracted according Almagest anomaly apogee appears Arabic argument ascensions ASTROLOGICAL astronomical Az-Zij Baghdad Biruni calendars called Canon chapter climates column components computed computed to minutes coordinates copy corresponding deferent determination differences digits discussed distance eclipses entries epicycle equation extant five four fractional places function given gives Hijra Hindu Ibn Yunis India indicated integer degree Islamic known latitude latter length listed longitude lunar magnitude manuscript material mean motions mentioned method minutes of arc months moon Muhammad Nallino non-extant observations original parallax parameters period Persian planetary PLANETARY EQUATIONS planets positions present probably Ptolemaic range references reported Risd'il says seconds of arc SECTORS solar Suppl Suter table f tabular differences tabulated taken theory third tions transl translation Treatise values visibility written Yazdigird zijes
Page 42 - Browne. Completed and edited with a memoir of the author and a bibliography of his writings by RA Nicholson.
Page 12 - The instant at which the sun crosses the vernal equinoctial point is called year-transfer (tahwll as-sina) and was considered to be of great significance. Even to the present in Iran the situation of the individual at the moment of transfer is supposed to affect his destiny through the corning year.
Page 1 - A zlj consists essentially of the numerical tables and accompanying explanation sufficient to enable the practising astronomer, or astrologer, to solve all the standard problems of his profession, ie to measure time and to compute planetary and stellar positions, appearance, and eclipses.
Page 43 - Burgess, E., Translation of the SuryaSiddhanta, a textbook of Hindu astronomy .... reprinted from the edition of 1860, Univ. of Calcutta, 1935.
Page 4 - Beg's observatory, under the auspices of the Academy of Sciences of the Uzbek SSR (GAL, vol.
Page 16 - Hindu Astronomy at Newminster in 1428," Annals of Science, vol. 8, 1952, pp. 221-228.
Page 8 - Al-Kashi's Iteration Method for the Determination of Sin 1°,
Page 22 - This zij also contains the Almagest table of solar and lunar parallax in the altitude circle.