Download presentation
Presentation is loading. Please wait.
Published byCarlos Dews Modified over 10 years ago
1
Projective Geometry from a historical perspective webb: http://kmr.nada.kth.se Ambjörn Naeve KMR (Knowledge Management Research group) CID (Centrum för användarorienterad IT Design) NADA (Institutionen för Numerisk Analys och Datalogi) KTH (Kungliga Tekniska Högskolan) e-mail: amb@nada.kth.se
2
Alberti’s construction
3
Complete quadrangle - 1
4
Complete quadrangle - 2
5
Complete quadrilateral - 1
6
Complete quadrilateral - 2
12
Elliptisk involution
13
Hyperbolisk involution
14
Projectified cartesian coord. syst. in 2 dim
15
Projectified cartesian coords in 2 dim
17
Unit-point - unit-line in P2
21
Involution-1.1.
22
Involution-1.2.
23
Involution-1.3.
24
Involution-2.1.
25
Involution-2.2.
26
Involution-3.1.
27
Moebius-angle-cross-ratio-1
28
Moebius-angle-cross-ratio-2
29
Moebius-net
30
Pascal’s theorem from Steiner’s theorem-1
31
Pascal’s theorem from Steiner’s theorem-2
32
Projective coordiates - 1
33
Projective coordiates - 2
34
Projective coordiates - 3
35
Projective coordiates - 4
36
Seydewitz sats - 1
37
Seydewitz sats - 2
38
Seydewitz sats - 3&4
39
Självpolär Diagonaltriangel - 1
40
Självpolär Diagonaltriangel - 2
41
Steiner’s sats - 1
42
Steiner’s sats - 2
43
Steiner’s sats - 3&4
44
Steiner’s sats -5
45
Polaritet inducerar involution - 1
46
Polaritet inducerar involution - 2
47
Polaritet inducerar involution - 3
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.