Offers a portrait of 14th-century Iranian mathematician Ghiyath al-Din Jamshid Mas\'ud al-Kashi, who developed and improved methods for approximating numerical values, and introduced geometrical methods for determining areas and volumes of architectural domes, arches, and vaults..
Offers a portrait of 14th-century Iranian mathematician Ghiyath al-Din Jamshid Mas\'ud al-Kashi, who developed and improved methods for approximating numerical values, and introduced geometrical methods for determining areas and volumes of architectural domes, arches, and vaults.