• Thumbnail for Pythagorean triple
    A Pythagorean triple consists of three positive integers a, b, and c, such that a2 + b2 = c2. Such a triple is commonly written (a, b, c), a well-known...
    82 KB (11,398 words) - 23:28, 20 June 2025
  • Thumbnail for Pythagorean theorem
    In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle...
    94 KB (12,692 words) - 05:47, 14 May 2025
  • formulas for generating Pythagorean triples have been developed. Euclid's, Pythagoras' and Plato's formulas for calculating triples have been described here:...
    30 KB (4,539 words) - 09:33, 5 June 2025
  • Boolean Pythagorean triples problem is a problem from Ramsey theory about whether the positive integers can be colored red and blue so that no Pythagorean triples...
    4 KB (554 words) - 06:30, 6 July 2025
  • Thumbnail for Tree of primitive Pythagorean triples
    primitive Pythagorean triples is a mathematical tree in which each node represents a primitive Pythagorean triple and each primitive Pythagorean triple is represented...
    14 KB (2,099 words) - 15:32, 20 June 2025
  • Thumbnail for Diophantine equation
    equation of degree two that has been studied. Its solutions are the Pythagorean triples. This is also the homogeneous equation of the unit circle. In this...
    33 KB (4,809 words) - 14:16, 7 July 2025
  • Thumbnail for Fermat's Last Theorem
    Fermat's Last Theorem (category Pythagorean theorem)
    {\displaystyle y} , and z {\displaystyle z} ; these solutions are known as Pythagorean triples (with the simplest example being 3, 4, 5). Around 1637, Fermat wrote...
    103 KB (11,700 words) - 20:03, 9 July 2025
  • Thumbnail for Pythagoreanism
    Pythagoreanism originated in the 6th century BC, based on and around the teachings and beliefs held by Pythagoras and his followers, the Pythagoreans...
    74 KB (9,397 words) - 05:33, 6 July 2025
  • of the Pythagorean theorem, both in the case of an isosceles right triangle and in the general case, as well as lists of Pythagorean triples. In Baudhayana...
    24 KB (2,965 words) - 19:09, 1 June 2025
  • Thumbnail for Special right triangle
    the Pythagorean theorem, but that "there is no evidence that they used it to construct right angles". The following are all the Pythagorean triple ratios...
    20 KB (1,689 words) - 16:03, 4 May 2025
  • Thumbnail for Metallic mean
    \theta } is a positive integer, as it is with some Pythagorean triangles. For a primitive Pythagorean triple, a2 + b2 = c2, with positive integers a < b <...
    16 KB (2,560 words) - 07:19, 16 June 2025
  • Thumbnail for Plimpton 322
    relates to a Pythagorean triple, that is, a triple of integers ( s , ℓ , d ) {\displaystyle (s,\ell ,d)} that satisfies the Pythagorean theorem, s 2 +...
    48 KB (6,673 words) - 16:59, 15 June 2025
  • vegetarianism before the nineteenth century Pythagorean theorem Pythagorean triple Pythagorean prime Pythagorean trigonometric identity Table of Pythagoras...
    1,003 bytes (138 words) - 14:22, 29 May 2023
  • transforms a Pythagorean triple into another Pythagorean triple, only one of the two cases is sufficient for producing all primitive Pythagorean triples up to...
    41 KB (7,423 words) - 17:19, 10 April 2025
  • Thumbnail for Right triangle
    integers, the triangle is called a Pythagorean triangle and its side lengths are collectively known as a Pythagorean triple. The relations between the sides...
    18 KB (2,947 words) - 05:47, 11 May 2025
  • Thumbnail for Pythagorean quadruple
    zero (thus allowing Pythagorean triples to be included) with the only condition being that d > 0. In this setting, a Pythagorean quadruple (a, b, c, d)...
    11 KB (1,383 words) - 14:21, 5 March 2025
  • Thumbnail for Pell number
    b, c (necessarily satisfying the Pythagorean theorem a2 + b2 = c2), then (a,b,c) is known as a Pythagorean triple. As Martin (1875) describes, the Pell...
    28 KB (3,696 words) - 16:57, 21 June 2025
  • value stated. Also, if m and x are rational, so are d, a, b and c. A Pythagorean triple can therefore be obtained from a, b and c by multiplying each of them...
    44 KB (5,841 words) - 09:22, 24 June 2025
  • simple Pythagorean triples, such as: (3, 4, 5), (5, 12, 13), (8, 15, 17), (7, 24, 25), and (12, 35, 37), as well as a statement of the Pythagorean theorem...
    107 KB (13,949 words) - 20:01, 25 June 2025
  • Similar to a Pythagorean triple, an Eisenstein triple (named after Gotthold Eisenstein) is a set of integers which are the lengths of the sides of a triangle...
    3 KB (300 words) - 10:38, 27 October 2022
  • Thumbnail for Tangent half-angle formula
    {1}{2}}(\eta +\theta )\,.} Furthermore, using double-angle formulae and the Pythagorean identity 1 + tan 2 ⁡ α = 1 / cos 2 ⁡ α {\textstyle 1+\tan ^{2}\alpha...
    12 KB (2,182 words) - 20:28, 24 April 2025
  • Thumbnail for Sum of two squares theorem
    squares, counted by the sum of squares function; for instance, every Pythagorean triple a 2 + b 2 = c 2 {\displaystyle a^{2}+b^{2}=c^{2}} gives a second representation...
    6 KB (835 words) - 18:43, 21 June 2025
  • Thumbnail for Pythagorean tiling
    tiling is 13, based on the Pythagorean triple (5,12,13). By overlaying a square grid of side length c onto the Pythagorean tiling, it may be used to generate...
    15 KB (1,817 words) - 03:09, 1 April 2025
  • Thumbnail for Square root of 2
    {\displaystyle b^{2}+b^{2}=a^{2}} Here, (b, b, a) is a primitive Pythagorean triple, and from the lemma a is never even. However, this contradicts the...
    42 KB (6,131 words) - 00:35, 25 June 2025
  • Thumbnail for List of trigonometric identities
    t2, 1 + t2) values in the above formulae are proportional to the Pythagorean triple (2pq, q2 − p2, q2 + p2). For example, for n = 3 terms, π 2 = arctan...
    83 KB (12,413 words) - 17:05, 2 July 2025
  • Thumbnail for Inverse Pythagorean theorem
    In geometry, the inverse Pythagorean theorem (also known as the reciprocal Pythagorean theorem or the upside down Pythagorean theorem) is as follows: Let...
    6 KB (776 words) - 08:37, 3 June 2025
  • 5
    smallest integer-sided right triangle, making part of the smallest Pythagorean triple (3, 4, 5). 5 is the first safe prime and the first good prime. 11...
    19 KB (1,816 words) - 17:27, 9 July 2025
  • taken away. 314: Is an even number Is a squarefree semiprime Forms a Pythagorean triple with 170 and 264 314 (disambiguation) "Sloane's A006881 : Squarefree...
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  • Thumbnail for History of geometry
    expression of the Pythagorean Theorem in the world, although it had already been known to the Old Babylonians." They make use of Pythagorean triples, which are...
    48 KB (6,299 words) - 14:25, 9 June 2025
  • Thumbnail for Pythagorean addition
    In mathematics, Pythagorean addition is a binary operation on the real numbers that computes the length of the hypotenuse of a right triangle, given its...
    35 KB (3,471 words) - 05:15, 15 June 2025