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Fibonacci, Leonardo

(Encyclopedia)Fibonacci, Leonardo lnär´d fbnät´ch [key], b. c.1170, d. after 1240, Italian mathematician, known also as Leonardo da Pisa. In Liber abaci (1202, 2d ed. 1228), for centuries a standard...

Leonardo da Vinci

(Encyclopedia)Leonardo da Vinci d vn´ch, Ital. lnär´d dä vn´ch [key], 1452–1519, Italian painter, sculptor, architect, musician, engineer, and scientist, b. near Vinci, a hill village in Tusc...

Albertinelli, Mariotto

(Encyclopedia)Albertinelli, Mariotto märyôt´t älbrtnl´l [key], 1474–1515, Italian painter. A product of the Florentine school of the High Renaissance, Albertinelli was influenced by Leonardo and Ra...

De Predis, Ambrogio

(Encyclopedia)De Predis, Ambrogio ämbr´j d pr´ds [key] c.1455–c.1506, Milanese painter. He worked under Leonardo da Vinci and copied many of his paintings. He also executed several portraits of the S...

Boltraffio, Giovanni Antonio

(Encyclopedia)Boltraffio or Beltraffio, Giovanni Antonio jvän´n äntô´ny blträf´fy, bl– [key], 1467–1516, Italian painter, b. Milan. He was a pupil of Leonardo da Vinci, whose style he adhered...

Clark, Kenneth MacKenzie

(Encyclopedia)Clark, Kenneth MacKenzie (Lord Clark of Saltwood), 1903–83, English art historian, studied Oxford. After working with Bernard Berenson in Florence, Clark was keeper of the department of fine art at ...

sequence

(Encyclopedia)sequence, in mathematics, ordered set of mathematical quantities called terms. A sequence is said to be known if a formula can be given for any particular term using the preceding terms or using its p...

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