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Anopolis
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Group Information

  • Members: 3
  • Category: Geometry
  • Founded: May 5, 2001
  • Language: English
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Description

ANOPOLIS: A Personal Geometry List. You may send your comments to Anopolis-owner@yahoogroups.com

List Owner: Antreas P. Hatzipolakis (in Greece)

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List Owner's Other Group HYACINTHOS and Blog ANOPOLIS.

Most Recent Messages

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Re: P,P* - PARALLELOGIC TRIANGLES
GENERALIZATION: Let ABC be a triangle, and Pa,Pb,Pc three perpendiculars to BC,CA,AB, resp. Let L be a line, and Ra,Rb,Rc the reflections of Pa,Pb,Pc in L,
Posted - Wed Jul 29, 2009 11:05 pm
 xpolakis
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P,P* - PARALLELOGIC TRIANGLES
Let ABC be a triangle, P point and P* its isogonal conjugate. Let A'B'C', A"B"C" be the pedal triangles of P,P*, resp. Denote: L := The a line passing through
Posted - Tue Jul 28, 2009 5:49 pm
 xpolakis
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Re: Cevian and Pedal Circles
... GENERAL THEOREM (Proof?): Let ABC be a triangle and P, Q two points. Denote: ApBpCp := The CEVIAN triangle of P AqBqCq := The PEDAL triangle of Q Hp, Hq :=
Posted - Sun Jul 19, 2009 4:50 pm
 xpolakis
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Cevian and Pedal Circles
Theorem (proof?) : Let A'B'C' be the cevian triangle of I wrt. ABC and let H' be the orthocenter of A'B'C'. Then, the reflections of IH' wrt. the sidelines
Posted - Fri Jul 17, 2009 8:51 pm
 xpolakis
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Euler Line / Os (Re: TOLEDO POINT)
1. Let ABC be a triangle and A1,B1,C1 the circumcenters of NBC,NCA,NAB, resp. [where N = The Nine Point Circle Center of ABC] Which point is the NPC center N1
Posted - Tue Jul 14, 2009 9:09 pm
 xpolakis
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Message History

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009 1 22 9
2008 8
2005 1 1 2
2004 3 3 1 7 1 1
2003 1 6 1 14 1
2002 11 14 12
2001 1 1 12
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