Bhāskara II

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Bhāskara II was a Vedic astronomer.

In his work Template:Ref-SiSi, he praises the work of ancient astronomers as 'abundant in intelligent expression'. His purpose is to improve upon their work and 'fill in some lacunae'. [1] One of the things he does is refine the work of Brahmagupta on koṭi and karṇa. [2] He also fixed an error in Brahmagupta's calculation regarding the geocentric parallax of the Moon. [3]

In his Template:Ref-SiSi, he gives the revolutions of the planets in a kalpa[4] (~4.3 billion years)


  1. Template:Refia1.8.1
  2. Template:Refia-expand-title
  3. Template:Refia1.13.2
  4. Template:Refia13.4.6