• Thumbnail for Rafael Artzy
    Rafael Artzy (23 July 1912 – 22 August 2006) was an Israeli mathematician specializing in geometry. Artzy was born July 23, 1912, in Königsberg, Germany...
    5 KB (425 words) - 12:35, 26 March 2024
  • Thumbnail for Shape
    numbers u, v, w for the vertices, in a method advanced by J.A. Lester and Rafael Artzy. For example, an equilateral triangle can be expressed by the complex...
    18 KB (2,499 words) - 23:50, 12 September 2024
  • Rigid transformation Transformation (function) Transformation geometry Rafael Artzy (1965) Linear Geometry J. W. P. Hirschfeld (1979) Projective Geometry...
    24 KB (3,814 words) - 09:05, 30 August 2024
  • 149: 61–90, doi:10.1098/rstl.1859.0004, ISSN 0080-4614, JSTOR 108690 Rafael Artzy (1965) Linear Geometry, Chapter 3–8 Quaternions and Elliptic Three-space...
    18 KB (2,642 words) - 01:10, 21 August 2024
  • Thumbnail for Affine geometry
    2nd ed., Chicago: Open Court, weblink from Project Gutenberg, p. 74. Rafael Artzy (1965). Linear Geometry, Addison-Wesley, p. 213. Abstract Algebra/Shear...
    20 KB (2,632 words) - 15:31, 19 June 2024
  • Thumbnail for List of geometers
    Shiing-Shen Chern (1911–2004) – differential geometry Ernst Witt (1911–1991) Rafael Artzy (1912–2006) Aleksandr Danilovich Aleksandrov (1912–1999) László Fejes...
    14 KB (1,125 words) - 05:33, 7 August 2024
  • Thumbnail for Playfair's axiom
    elements, Book I, definition 23 Heath 1956, Vol. 1, p. 190 for instance, Rafael Artzy (1965) Linear Geometry, page 202, Addison-Wesley Heath 1956, Vol. 1,...
    12 KB (1,594 words) - 23:50, 8 November 2023
  • Thumbnail for Kurt Reidemeister
    Reidemeister", MacTutor History of Mathematics Archive, University of St Andrews Rafael Artzy (1972). "Kurt Reidemeister 13.10.1893 — 8.7.1971". Jber. DMV (in German)...
    6 KB (517 words) - 11:19, 18 July 2024
  • Thumbnail for Israel Mathematical Union
    the age of 48. Yakar Kannai (1981–1982) Shmuel Kantorovitz (1983–1984) Rafael Artzy (1985–1986) Moshe Jarden (1987–1988) Zvi Ziegler (1989–1990) Yisrael...
    5 KB (360 words) - 13:10, 18 October 2023
  • programming Fourier–Motzkin elimination Scientific career Institutions UCLA Doctoral advisor Alexander Ostrowski Doctoral students John Selfridge Rafael Artzy...
    7 KB (647 words) - 16:40, 27 November 2023