Complete the following paragraph. While the Roman and Greek civilizations made many advances, Eastern civilizations made significant inventions and advances as well. Major developments took place in India. Early Indian religious texts contain rules to construct ritualistic geometric figures. described a perpetual motion device. He also developed many calculus theorems. Around A. D. 500, completed his works on computations and mathematics of celestial bodies. pondered the effects of attraction of bodies towards earth. The polymath also created maps of parts of India in the eleventh century.