| Title:
             | 
On orthogonality in nets (English) | 
| Title:
             | 
O kolmosti v sietiach (Slovak) | 
| Author:
             | 
Lettrich, Jaroslav | 
| Author:
             | 
Perenčaj, Ján | 
| Language:
             | 
English | 
| Journal:
             | 
Časopis pro pěstování matematiky | 
| ISSN:
             | 
0528-2195 | 
| Volume:
             | 
113 | 
| Issue:
             | 
4 | 
| Year:
             | 
1988 | 
| Pages:
             | 
369-386 | 
| Summary lang:
             | 
English | 
| Summary lang:
             | 
Slovak | 
| Summary lang:
             | 
Russian | 
| . | 
| Category:
             | 
math | 
| . | 
| MSC:
             | 
51A15 | 
| idZBL:
             | 
Zbl 0681.51003 | 
| idMR:
             | 
MR981879 | 
| DOI:
             | 
10.21136/CPM.1988.118356 | 
| . | 
| Date available:
             | 
2009-09-23T09:49:16Z | 
| Last updated:
             | 
2020-07-29 | 
| Stable URL:
             | 
http://hdl.handle.net/10338.dmlcz/118356 | 
| . | 
| Reference:
             | 
[1] J. Baštinec: Nets satisfying quadrilateral condition.ZN - Geometria (Poznaň), in pгint. | 
| Reference:
             | 
[2] V. Havel: Kleine Desargues - Bedingung in Geweben.Časopis pest. mat. 102 (1977), 144-165. Zbl 0359.50024, MR 0500497 | 
| Reference:
             | 
[3] V. Havel I. Studnička: Ternärringe ohne Planaritätsbedingung.Časopis pěst. mat. 104 (1979), 65-74. MR 0523573 | 
| Reference:
             | 
[4] J. Kadleček: Closuгe condition in the nets.Comm. Gath. Univ. Carol. 19, II (1978), 119-133. | 
| Reference:
             | 
[5] J. Klouda: On k-nets of order $(k - 1)^2$  admitting impгoper collineations.Geometriae Dedicata 16 (1984), 201-215. Zbl 0558.51006, MR 0758907 | 
| Reference:
             | 
[б] H. Naumann K.  Reidemeister: Über Schliessungssätze der Rechtwinkelgeometrie.Abh. Math. Sem. Univ. Нamb. 21 (1957), 1-12. MR 0088743 | 
| Reference:
             | 
[7] K. Schütte: Schliessungssätze für orthogonale Abbildungen euklidischer   Ebenen.Math. Annalen 132 (1956), 106-120. MR 0083738 | 
| . |