सिद्धान्तशिरोमणि: गणिताध्याय (भास्कराचार्य - ग्रहगणित, मध्यमाधिकार व स्पष्टाधिकार सटीक)

481 than x. If y>x, or again the Prāk-Dṛk-graha has a longi- tude greater that of the Sun, the phenomenon of rising or setting which happened when y<x, will have to be taken as going to happen and that which was going to happen when y<x, must have happened already. It is enough to consider just one case instead of all the four cases since the argument is similar as before. Let us take y>x and it is an inferior planet in the east behind the Sun. According to the latter half verse (8) the rising had to take place y being less than x, whereas, now, y being greater than x, rising had already taken place, in contra- distinction to what happens when y<x. Here ends the Udayāstādhikāra.