• Thumbnail for Fermat's spiral
    A Fermat's spiral or parabolic spiral is a plane curve with the property that the area between any two consecutive full turns around the spiral is invariant...
    13 KB (1,788 words) - 06:00, 14 August 2024
  • Thumbnail for Spiral
    Archimedean spiral hyperbolic spiral Fermat's spiral lituus logarithmic spiral Cornu spiral spiral of Theodorus Fibonacci Spiral (golden spiral) The involute...
    34 KB (4,541 words) - 02:03, 20 July 2024
  • Thumbnail for Archimedean spiral
    Other spirals falling into this group include the hyperbolic spiral (c = −1), Fermat's spiral (c = 2), and the lituus (c = −2). One method of squaring the...
    18 KB (2,289 words) - 00:59, 19 October 2024
  • Thumbnail for Conical spiral
    conical spiral can be seen as the intersection curve of the cone with a helicoid. 2) The second diagram shows a conical spiral with a Fermat's spiral r (...
    8 KB (1,462 words) - 04:13, 10 October 2024
  • Fermat's Last Theorem is a popular science book (1997) by Simon Singh. It tells the story of the search for a proof of Fermat's Last Theorem, first conjectured...
    4 KB (321 words) - 13:43, 17 February 2024
  • Thumbnail for Golden spiral
    with spiral forms, such as in sunflower seed heads, these are more closely related to Fermat spirals than logarithmic spirals. A golden spiral with initial...
    12 KB (1,373 words) - 19:05, 10 November 2024
  • Thumbnail for Phyllotaxis
    Anisophylly, a type of leaf size difference on horizontal shoots Decussation Fermat's spiral L-system Orixa japonica Parastichy Plastochron Three-gap theorem Sphere...
    17 KB (1,742 words) - 13:27, 18 June 2024
  • threefold Fermat quotient Fermat's difference quotient Fermat's factorization method Fermat's Last Theorem Fermat's little theorem Fermat's method Fermat's method...
    1 KB (103 words) - 23:48, 29 October 2024
  • Catherine wheel (firework) List of spiral galaxies Parker spiral Spirangle Spirograph "Fermat spiral - Encyclopedia of Mathematics". www.encyclopediaofmath...
    10 KB (176 words) - 17:24, 28 July 2024
  • Thumbnail for Patterns in nature
    spiral Bighorn sheep, Ovis canadensis Spirals: phyllotaxis of spiral aloe, Aloe polyphylla Nautilus shell's logarithmic growth spiral Fermat's spiral:...
    61 KB (6,782 words) - 01:52, 25 April 2024
  • Thumbnail for Spiral of Theodorus
    {\displaystyle O} . Fermat's spiral List of spirals Hahn, Harry K. (2007), The ordered distribution of natural numbers on the square root spiral, arXiv:0712.2184...
    9 KB (1,157 words) - 20:25, 5 November 2024
  • Thumbnail for Fibonacci sequence
    floret and c is a constant scaling factor; the florets thus lie on Fermat's spiral. The divergence angle, approximately 137.51°, is the golden angle,...
    86 KB (13,054 words) - 01:55, 13 November 2024
  • Syntractrix Tractrix Trochoid Archimedean spiral Cornu spiral Fermat's spiral Hyperbolic spiral Lituus Logarithmic spiral Maurer rose Reuleaux triangle Blancmange...
    8 KB (206 words) - 01:55, 24 July 2024
  • Thumbnail for Cyclotron
    center of a flat cylindrical vacuum chamber along a spiral path. The particles are held to a spiral trajectory by a static magnetic field and accelerated...
    65 KB (6,911 words) - 11:09, 5 November 2024
  • Thumbnail for Doyle spiral
    not tangent. Instead of having centers on a logarithmic spiral, they are placed on Fermat's spiral, offset by the golden angle 2 π / φ 2 ≈ 137.5 ∘ {\displaystyle...
    21 KB (2,568 words) - 08:54, 28 September 2024
  • Sinusoid Spirals Archimedean spiral Cornu spiral Cotes' spiral Fermat's spiral Galileo's spiral [3] Hyperbolic spiral Lituus Logarithmic spiral Nielsen's...
    7 KB (528 words) - 02:32, 24 July 2024
  • Thumbnail for Helianthus
    a sunflower plant Sunflower leaf structure Seed under a microscope Fermat's spiral Phyllotaxis Stegocintractia junci "Helianthus". Germplasm Resources...
    31 KB (3,172 words) - 04:35, 7 September 2024
  • {\frac {rp_{c}}{p}}\right)=0.} As an example take the logarithmic spiral with the spiral angle α: r = a e cos ⁡ α sin ⁡ α θ . {\displaystyle r=ae^{{\frac...
    13 KB (1,588 words) - 16:13, 22 February 2024
  • 2 ) , {\displaystyle (r,\theta )=(x,x^{2}),} the plot obtained is Fermat's spiral. A function can be represented as a table of values. If the domain...
    75 KB (11,317 words) - 17:39, 12 October 2024
  • Thumbnail for Common sunflower
    of the floret and c is a constant scaling factor. It is a form of Fermat's spiral. The angle 137.5° is related to the golden ratio (55/144 of a circular...
    50 KB (5,305 words) - 00:46, 13 November 2024
  • Spirals Archimedean spiral Cornu spiral Cotes' spiral Fermat's spiral Galileo's spiral Hyperbolic spiral Lituus Logarithmic spiral Nielsen's spiral Golden...
    47 KB (3,580 words) - 17:01, 29 June 2024
  • WINOP@('%pl[smoothing=4,x_array,margin=100]') CALL WINOP@('%pl[Title="Fermat''s spiral"]') ! Set window font (%fn), text size (%ts), and set to bold (%bf)...
    8 KB (941 words) - 20:38, 17 November 2023
  • Thumbnail for Number theory
    pointed him towards some of Fermat's work on the subject. This has been called the "rebirth" of modern number theory, after Fermat's relative lack of success...
    86 KB (10,828 words) - 14:51, 11 November 2024
  • approximable number implies that points spaced at this angle along the Fermat spiral (as they are in some models of plant growth) form a Delone set; intuitively...
    25 KB (3,000 words) - 03:54, 15 March 2024
  • Thumbnail for Arc length
    solutions for arc length include the catenary, circle, cycloid, logarithmic spiral, parabola, semicubical parabola and straight line. The lack of a closed...
    29 KB (5,174 words) - 00:27, 20 August 2024
  • Thumbnail for Inverse curve
    rational point on the Fermat curve has a corresponding rational point on this curve, giving an equivalent formulation of Fermat's Last Theorem. As an example...
    14 KB (2,405 words) - 08:23, 3 December 2023
  • Thumbnail for Prime number
    de Fermat stated (without proof) Fermat's little theorem (later proved by Leibniz and Euler). Fermat also investigated the primality of the Fermat numbers...
    117 KB (14,166 words) - 22:07, 11 November 2024
  • later write that his own early ideas about calculus came directly from "Fermat's way of drawing tangents." The formal study of calculus brought together...
    49 KB (5,993 words) - 20:22, 25 October 2024
  • kind, using 3 & 4 (34 - 43). 17 is a Fermat prime. 17 is one of six lucky numbers of Euler. Since seventeen is a Fermat prime, regular heptadecagons can be...
    14 KB (1,662 words) - 11:37, 30 October 2024
  • example, methods of algebraic geometry are fundamental in Wiles's proof of Fermat's Last Theorem, a problem that was stated in terms of elementary arithmetic...
    100 KB (9,886 words) - 03:41, 24 August 2024