Question

who was the author of almagest?​

Answer 1

Ptolemy
The Almagest /ˈælmədʒɛst/ is a 2nd-century Greek-language mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy ( c. AD 100 – c. 170).

Answer 2

The Almagest is a 2nd-century Greek-language mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy.