Brahmadeva (1060–1130) was an Indian mathematician. He was the author of Karanaprakasa, which is a commentary on Aryabhata's Aryabhatiya. Its contents deal partly with trigonometry and its applications to astronomy. External links 1060 births 1130 deaths 11th-century Indian mathematicians 12th-century Indian mathematicians 11th-century Indian astronomers 12th-century Indian astronomers