How did the calculation of pi mathematicians during the gupta period? the value of pi them calculate the circumference of earth. the value of pi them explain that earth is a rotating sphere. the value of pi them create arabic numerals. the value of pi them invent zero.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.

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