﻿4* A 



OF THE HINDUS. 253 



For the same in 14 of anomaly. The sine of 140, 



I * » s S3 1. 3 b -- - 2 -7 4 l8 7 - = 4 5° . and > J^ 



jf. = 32' 9" the sine of the angle of equation. 



For the same> in two sines of anomaly. The sine 



r s O ■ n" 2Q78'X 20' •</ // 1 14° — 17', Io"x 297S* 



of 60 is 2978 9/ 34 , 8 - i7» l 9 ; and — 36% ■ 

 = 113' 25" 20'", the sine of equation equal to its 



aic. 



For the equation of the mean to the true place of 

 the moon in i° of anomaly. The parldhi degrees of 

 the moon in sama are 32 , mvishama 31°, 40', the 



difference 20'. The sine of i° is 6o'arid ~ JYlo -=2i" 



3435 



to be deducted from the paridhi degrees \nsuma, 32 



— 21 = 31 59 39 . - 9 3 3 y =5, 20 , the 



equation required. 



For the same in ten degrees of anomaly.- The sine 



»f I0 ,° »i97'-^r--3' *»"> and«^^' 

 ^= 52' 28", the equation required. 



For the fame in three sines of anomaly. The sine 

 of 90 is the radius or 343s', and 1^0 = 20', 



— = 302 , 25 , the sine or the greatelt 



angle of equation, equal to the radius of the epicycle 

 in this point of anomaly, the arc corresponding with 

 which is 302' 45", the equation required. 



For the equation of the mean to the true motion in 

 these several points of anomaly, say, as radius 3438 

 is to the mean motion, so is the co-sine c b of the 

 anomalistic angle gac in the epicycle, to the dif- 

 ference between the mean and apparent motion, or 

 the equation required, to be subtracted frcm the 



t 



