Aryabhatta was an astronomer and a mathematician.
He wrote Aryabhatiyam, an astronomical text in the fifth century.
He for the first time suggested that the earth rotates on its axis, and revolves around the sun and causes eclipse.
He was the first to invent “zero” and the use of the decimal system.
Another scholar Varahamihira (end of sixth century) was a great astronomer who has written a number of books on astronomy.
His work Panchasiddhantika deals with five astronomical systems.
Brahmagupta a well known mathematician also lived in the Gupta period.
Metallurgy also saw technological advancement in Gupta times.
The bronze images of Buddha produced on a considerable scale in the period are an example of advanced technology.
The twenty-three feet high iron pillar at Mehrauli in Delhi is an example of iron technology of the Gupta period.