笛沙格 Traditional form: 笛沙格 Pinyin (reading): Díshāgé Definitions: Girard Desargues (1591-1661), French geometer Characters: 笛 - bamboo flute; whistle 沙 - sand, gravel, pebbles; granulated 格 - form, pattern, standard Traditional characters: 笛 - bamboo flute; whistle 沙 - sand, gravel, pebbles; granulated 格 - form, pattern, standard