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A Perspectivity

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  • Lim Sung Hyun
    Given ABC and P, Q, triangle BP.CQ, CP.AQ, AP.BQ and triangle BQ.CP, CQ,AP, AQ.BP are perspective. Where is the perspector? Sung Hyun [Non-text portions of
    Message 1 of 3 , Nov 28, 2010
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      Given ABC and P, Q,

      triangle BP.CQ, CP.AQ, AP.BQ and
      triangle BQ.CP, CQ,AP, AQ.BP are perspective.

      Where is the perspector?

      Sung Hyun


      [Non-text portions of this message have been removed]
    • jpehrmfr
      Dear Lim Sung Hyun ... This is the crosspoint of P & Q See crosspoint at http://faculty.evansville.edu/ck6/encyclopedia/glossary.html or
      Message 2 of 3 , Nov 29, 2010
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        Dear Lim Sung Hyun
        >
        > Given ABC and P, Q,
        >
        > triangle BP.CQ, CP.AQ, AP.BQ and
        > triangle BQ.CP, CQ,AP, AQ.BP are perspective.
        >
        > Where is the perspector?

        This is the crosspoint of P & Q
        See crosspoint at
        http://faculty.evansville.edu/ck6/encyclopedia/glossary.html
        or
        http://mathworld.wolfram.com/Crosspoint.html
        Friendly. Jean-Pierre
      • Jean-Louis Ayme
        Dear Hyacinthists, you can also see, http://perso.orange.fr/jl.ayme  vol. 3 the cross-cevian point Sincerely Jean-Louis ... De: Lim Sung Hyun
        Message 3 of 3 , Nov 29, 2010
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          Dear Hyacinthists,
          you can also see,
          http://perso.orange.fr/jl.ayme%c2%a0 vol. 3 the cross-cevian point
          Sincerely
          Jean-Louis

          --- En date de : Lun 29.11.10, Lim Sung Hyun <bbbbbblow@...> a écrit :


          De: Lim Sung Hyun <bbbbbblow@...>
          Objet: [EMHL] A Perspectivity
          À: "hyacinthos" <Hyacinthos@yahoogroups.com>
          Date: Lundi 29 novembre 2010, 7h38


           



          Given ABC and P, Q,

          triangle BP.CQ, CP.AQ, AP.BQ and
          triangle BQ.CP, CQ,AP, AQ.BP are perspective.

          Where is the perspector?

          Sung Hyun

          [Non-text portions of this message have been removed]











          [Non-text portions of this message have been removed]
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