"circle of Apollonius" meaning in All languages combined

See circle of Apollonius on Wiktionary

Noun [English]

Forms: circles of Apollonius [plural]
Etymology: Named for the ancient Greek geometer and astronomer Apollonius of Perga (ca 262—ca 190 BCE). Head templates: {{en-noun|circles of Apollonius}} circle of Apollonius (plural circles of Apollonius)
  1. (geometry) The figure (a generalised circle) definable as the locus of points P such that, for given points A, B and C, =/(\frac). Categories (topical): Geometry
    Sense id: en-circle_of_Apollonius-en-noun-Wnal37lZ Categories (other): English entries with incorrect language header, English entries with language name categories using raw markup, English terms with non-redundant non-automated sortkeys Disambiguation of English entries with incorrect language header: 69 31 Disambiguation of English entries with language name categories using raw markup: 72 28 Disambiguation of English terms with non-redundant non-automated sortkeys: 65 35 Topics: geometry, mathematics, sciences
  2. (geometry) Any of eight circles (including degenerate cases) that, for a given set of three circles, solve the problem of Apollonius (i.e., intersect each circle tangentially). Categories (topical): Geometry
    Sense id: en-circle_of_Apollonius-en-noun-lZ9YGj33 Topics: geometry, mathematics, sciences

Inflected forms

Download JSON data for circle of Apollonius meaning in All languages combined (3.6kB)

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  "etymology_text": "Named for the ancient Greek geometer and astronomer Apollonius of Perga (ca 262—ca 190 BCE).",
  "forms": [
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        {
          "ref": "1934, Tôhoku Mathematical Journal, volumes 39-40, page 264",
          "text": "In the present paper an attempt is made to find for the tetrahedron the analogues of the circles of Apollonius of the triangle.",
          "type": "quotation"
        },
        {
          "ref": "1995, Howard Whitley Eves, College Geometry, page 165",
          "text": "It follows that O lies on the circle of Apollonius for A and C and ratio OT/OC, and on the circle of Apollonius for B and C and ratio OT/OC. Point O is thus found at the intersections, if any exist, of these two circles of Apollonius. The details are left to the reader.",
          "type": "quotation"
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        {
          "ref": "1996, A. C. Thompson, Minkowski Geometry, page 126",
          "text": "More generally, the locus of points z such that #x5C;left#x5C;vertx-z#x5C;right#x5C;vert#x3D;#x5C;alpha#x5C;left#x5C;verty-z#x5C;right#x5C;vert is a circle of Apollonius which has x and y as inverse points and which cuts each circle through x and y orthogonally.[…]They show loci analogous to circles of Apollonius and the locus of points equidistant from two given points when the norm is an #x5C;mathcal#x7B;l#x7D;#x5F;p-norm.",
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        "(geometry) The figure (a generalised circle) definable as the locus of points P such that, for given points A, B and C, =/(\\frac)."
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          "ref": "1934, Tôhoku Mathematical Journal, volumes 39-40, page 264",
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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-05-10 from the enwiktionary dump dated 2024-05-02 using wiktextract (a644e18 and edd475d). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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