7th century in India

Arunāsva (also known as Aluonashun in Chinese sources and as Arjuna) was the governor of Tirabhukti (modern north Bihar) who later usurped the throne of Kannauj. He had been the governor of Tirhut and a minister at the court of Harsha and usurped the throne after his death, succeeding the Pushyabhuti dynasty.

Khaṇḍakhādyaka (meaning "edible bite; morsel of food") is a Sanskrit-language astronomical treatise written by Indian mathematician and astronomer Brahmagupta in 665 CE. The treatise contains eight chapters covering such topics as the longitudes of the planets, diurnal rotation, lunar and solar eclipses, risings and settings, the moon's crescent and conjunctions of the planets. The treatise also includes an appendix which in some versions has only one chapter, and in other has three.