ब्राह्मस्फुटसिद्धान्त (ब्रह्मगुप्त - शून्य, कुट्टक, बीजगणित एवं सम्पूर्ण २१ अध्याय सान्वय सटीक)

ŚRĪPATI'S SECOND INEQUALITY OF THE MOON 117 result; multiply it by 160' and divide by the radius; the result is called caraphala. Put it down in another place, multiply it by śara (i.e., R vers (D—α) or versed sine of the Moon's distance from the apogee) and divide by the difference between the Moon's distance (hypotenuse) and the radius; the result is called parama (cara) phala, which is to be considered positive or negative according as the hypotenuse put down in another place is less or greater than the radius. Multi- ply the "sine" of the Moon which has been diminished by the apparent Sun, by the apparent paramaphala and divide by the radius; the final result is to be called caraphala to be applied to Moon negatively or posi- tively as the Moon minus the Sun and the Sun minus the Moon's apogee (diminished by 90°) be of opposite signs; if these latter quantities be of the same signs, the [L1