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 No new posts Attachment Kiran Kedlaya's Geometry Unbound   rrusczyk   8    8254    Fri Jan 02, 2009 4:49 pm 
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 No new posts [ Popular ] Inversion with respect to a circle  
every where
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nntrkien   21    9236    Fri Jan 15, 2010 4:29 pm 
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 No new posts Geometry using complex numers  
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Xixas   20    8641    Mon Oct 19, 2009 2:45 pm 
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 No new posts Vector method in geometry   haduyhung   15    6336    Sun Aug 02, 2009 5:18 pm 
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 No new posts Attachment Harmonic Division   pohoatza   12    6053    Wed Jul 01, 2009 8:33 pm 
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 No new posts Projective geometry   perfect_radio   2    4245    Sun Feb 22, 2009 7:12 pm 
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 No new posts Book/ebook recommendations on advanced Euclidean Geometry   marko avila   7    6030    Wed Jan 21, 2009 10:58 am 
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 No new posts Poles and Polars   billzhao   7    5958    Fri Jul 27, 2007 7:18 am 
Virgil Nicula View latest post
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 No new posts Attachment directed length, angle, and area  
[feedback wanted! - darij]
pkerichang   1    3293    Wed Mar 14, 2007 3:47 pm 
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 No new posts Affine transformations   Pascual2005   1    3318    Mon Jun 28, 2004 12:38 pm 
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 No new posts The P-circle of Hagge   jayme   0    45    Wed Feb 03, 2010 12:29 pm 
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 No new posts Properties of the triliniar polar   soruz   0    68    Sun Jan 24, 2010 10:38 am 
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 No new posts Question Plane Euclidean Geometry: Theory and Problems  
how hard is it the one in aops store
hello123   0    107    Thu Jan 14, 2010 4:19 am 
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 No new posts Question Transformations  
What is an affine transformation
Ark   0    104    Tue Jan 12, 2010 8:23 am 
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 No new posts Definition of perspectivity   Mathias_DK   1    140    Wed Jan 06, 2010 3:23 pm 
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 No new posts How to learn geometry  
sad sad sad
rogueknight   2    232    Sat Jan 02, 2010 7:10 pm 
AndrewTom View latest post
 No new posts Gossard theorem  
by PM request
yetti   3    897    Sat Dec 26, 2009 9:03 am 
lym View latest post
 No new posts The Fuhrmann's circle  
A new approach
jayme   0    182    Sun Dec 20, 2009 1:16 pm 
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 No new posts Carnot's Lemma   mathson   0    192    Sun Dec 06, 2009 1:44 pm 
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 No new posts Attachment A synthetic study of a particular rectangle triangle.  
Own.
Virgil Nicula   2    1242    Sat Nov 28, 2009 5:35 pm 
sunken rock View latest post
 No new posts Question Geometry Softwares  
Geometric Diagram makers
Shanku   6    291    Sat Nov 28, 2009 12:54 pm 
Shanku View latest post
 No new posts Challenge Problem 1 of IMO 2008  
Some remarkable properties
Shanku   3    300    Sat Nov 28, 2009 11:09 am 
Johan Gunardi View latest post
 No new posts perpendicular to a circle   mathson   0    159    Thu Nov 26, 2009 9:19 am 
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 No new posts Geometry - from basics to higher  
Geometry is a subject, which's at least 2 questions certainly appear in IMO.
ravshan.94   2    324    Sun Nov 22, 2009 2:00 pm 
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 No new posts Elipse circusscribed on quadrangle  
need proof of existance
pawels91   2    294    Mon Nov 16, 2009 5:32 pm 
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 No new posts collinearity, concyclity, three lines meet at a point   Anthony2   0    308    Wed Nov 04, 2009 4:54 pm 
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 No new posts Brianchon's theorem   nurbolat aktau ktl   1    430    Sat Oct 24, 2009 2:43 pm 
Dr Sonnhard Graubner View latest post
 No new posts I need..   cnyd   0    339    Fri Oct 09, 2009 11:08 pm 
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 No new posts Complex plane  
Gergonne and Nagel points
Scorpius   6    648    Mon Sep 14, 2009 4:58 pm 
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 No new posts Isodynamic points   Arne   2    2309    Mon Sep 07, 2009 7:53 am 
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 No new posts Sondat's Theorem  
Johnson 1929,
Leonhard Euler   3    1206    Sun Aug 30, 2009 11:23 am 
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 No new posts help   dushanggaolou   0    370    Wed Aug 26, 2009 11:25 am 
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 No new posts cyclic polygons  
q
mathemonster   0    407    Sun Aug 23, 2009 5:54 pm 
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 No new posts Complex interpretation  
need help
Scorpius   3    517    Sat Aug 22, 2009 10:29 pm 
Nukular View latest post
 No new posts Circumcenter formula   Bugi   0    697    Wed Aug 19, 2009 11:52 am 
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 No new posts Attachment Question about Sondat's Theorem   limes123   2    665    Fri Jul 24, 2009 1:03 pm 
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 No new posts Help me about the barycentrics   gb2124   3    539    Sun Jul 19, 2009 11:46 am 
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 No new posts Pelletier's point   jayme   1    525    Sat Jul 18, 2009 10:19 pm 
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 No new posts Attachment Urquhart's theorem   frankvista   6    911    Fri Jul 17, 2009 9:00 pm 
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 No new posts Euclidean geometry with hyperbola   NextPeace   0    469    Mon Jul 06, 2009 4:59 pm 
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 No new posts Magic Geometry   jayme   0    600    Sun Jul 05, 2009 2:56 pm 
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 No new posts Help me with barycentric coordinates   gb2124   1    531    Sun Jul 05, 2009 6:47 am 
luisgeometria View latest post
 No new posts Vertices of an equilateral triangle  
Please help
Scorpius   2    617    Sun Jul 05, 2009 4:50 am 
Tiger100 View latest post
 No new posts Reim's theorem generalized   jayme   0    557    Thu Jul 02, 2009 11:40 am 
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 No new posts Cyclic quadrilateral   Ivob   2    546    Wed Jul 01, 2009 8:30 pm 
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 No new posts Cristea's transversal theorem   Tiger100   2    802    Sun Jun 28, 2009 3:00 pm 
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 No new posts Attachment An interesting colinearity   April   6    1778    Fri Jun 19, 2009 11:03 am 
Moonmathpi496 View latest post
 No new posts The Steiner theorem about isogonal cevians  
actually due to Pappos
darij grinberg   2    3715    Sun Jun 14, 2009 4:27 pm 
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 No new posts Projective transformation textbook?   ywl   0    498    Sun Jun 14, 2009 9:22 am 
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 No new posts confusing question   Scorpius   0    474    Sat Jun 13, 2009 8:25 pm 
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 No new posts Attachment Isodynamic points are inverse wrt circumcircle   conceive   2    1139    Sat Jun 06, 2009 1:10 pm 
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