Leonardo (leoˈnardo), also called Leonardo of Pisa. ?1170–?1250, Italian mathematician: popularized the decimal system in Europe
Italian mathematician who popularized the modern Arabic system of numerals in the western world and discovered the Fibonacci sequence of integers.
[fee-boh-nah-chee] /ˌfi boʊˈnɑ tʃi/ plural noun, Mathematics. 1. the unending sequence 1, 1, 2, 3, 5, 8, 13, 21, 34, … where each term is defined as the sum of its two predecessors.
1. variant of before a vowel: fibrin. fibr- pref. Variant of fibro-.
[fahy-bran, fahy-bran] /ˈfaɪ bræn, faɪˈbræn/ noun 1. viscose rayon made from spun yarn.
[fahy-ber] /ˈfaɪ bər/ noun, Chiefly British. 1. . [fahy-ber] /ˈfaɪ bər/ noun 1. a fine, threadlike piece, as of cotton, jute, or asbestos. 2. a slender filament: a fiber of platinum. 3. filaments collectively. 4. matter or material composed of filaments: a plastic fiber. 5. something resembling a filament. 6. an essential character, quality, or […]