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  2. Pencil (geometry) - Wikipedia

    en.wikipedia.org/wiki/Pencil_(geometry)

    Four planes from the axial pencil on P1 P2. A pencil of planes, is the set of planes through a given straight line in three-space, called the axis of the pencil. The pencil is sometimes referred to as a axial-pencil [7] or fan of planes or a sheaf of planes. [8]

  3. Handwriting movement analysis - Wikipedia

    en.wikipedia.org/wiki/Handwriting_movement_analysis

    Many pen movement recording systems capture, not only the x and y coordinates of the pen top, but also axial pen pressure, an x an y tilt or altitude and azimuth of the pen barrel. Handwriting movement measurement systems can capture: x = Horizontal coordinates; parallel to the baseline in Western script

  4. File:Geometry for Elementary School.pdf - Wikipedia

    en.wikipedia.org/wiki/File:Geometry_for...

    2007-04-25 18:16 Whiteknight 1275×1650× (1355429 bytes) A PDF version for [[Geometry for elementary school]], based on the print version of that book. Created by myself using PDF24. Created by myself using PDF24.

  5. Geometric Origami - Wikipedia

    en.wikipedia.org/wiki/Geometric_Origami

    Geometric Origami is a book on the mathematics of paper folding, focusing on the ability to simulate and extend classical straightedge and compass constructions using origami. It was written by Austrian mathematician Robert Geretschläger [ de ] and published by Arbelos Publishing (Shipley, UK) in 2008.

  6. Sprouts (game) - Wikipedia

    en.wikipedia.org/wiki/Sprouts_(game)

    Sprouts is an impartial paper-and-pencil game which can be analyzed for its mathematical properties. It was invented by mathematicians John Horton Conway and Michael S. Paterson [1] at Cambridge University in the early 1960s.

  7. Divina proportione - Wikipedia

    en.wikipedia.org/wiki/Divina_Proportione

    Divina proportione (15th century Italian for Divine proportion), later also called De divina proportione (converting the Italian title into a Latin one) is a book on mathematics written by Luca Pacioli and illustrated by Leonardo da Vinci, completed by February 9th, 1498 [1] in Milan and first printed in 1509. [2]

  8. History of geometry - Wikipedia

    en.wikipedia.org/wiki/History_of_geometry

    Geometry was revolutionized by Euclid, who introduced mathematical rigor and the axiomatic method still in use today. His book, The Elements is widely considered the most influential textbook of all time, and was known to all educated people in the West until the middle of the 20th century. [1]

  9. Steven G. Krantz - Wikipedia

    en.wikipedia.org/wiki/Steven_G._Krantz

    The book The Theory and Practice of Conformal Geometry is a study of classical conformal geometry in the complex plane, and is the first Dover book that is not a reprint of a classic but is instead a new book. Krantz has had 9 Masters students and 20 Ph.D. students.

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