require_once ("/00_PHP/src/f/i/file2array.inc"); function wwwgroups2AssocArray ($groupfile) { $y = array(); $arr = file2array ($groupfile); foreach ($arr as $entry) { $lineParse = split (":", $entry); $groupName = $lineParse[0]; $members = split (" ", $lineParse[1]); if (!isset ($y[$groupName])) $y[$groupName] = array(); $y[$groupName] = array_merge ($y[$groupName], $members); } // print_r ($y); return ($y); } function stdgroups2AssocArray ($groupfile) { print ("*** Not implemented"); exit (1); } function groups2AssocArray ($groupfile, $passwdfile) { if ($passwdfile == "www") { $y = wwwgroups2AssocArray ($groupfile); } else { $y = stdgroups2AssocArray ($groupfile, $passwdfile); } return ($y); } ?>
University of Cologne
Faculty of Mathematics and Natural Sciences
Department of Mathematics and Computer Science, Division of Mathematics
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Mathematical Faculty in Cologne (historical overview)
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Person
Stefan Cohn-Vossen
Stefan Cohn-Vossen taught
at the University of Cologne
from 1930-1933.
In 2014 a seminar room was dedicated to his memory.
Details on the commemoration colloquium can be found
here
.
List of publications of S. Cohn-Vossen
Webpage of Göttingen University on Cohn-Vossen
Wikipedia entry on S. Cohn-Vossen
On the works of S. E. Cohn-Vossen
, Aleksandrov, A.D.,
Uspehi Matem. Nauk (N.S.)
2,
(1947). no. 3(19), 107--141
Article
by J.J.O'Connor and E.F.Robertson on S.Cohn-Vossen
Suspension ("Beurlaubung") of S. Cohn-Vossen
A brief essay of S. Cohn-Vossen on Differential Geometry
A speech of S. Cohn-Vossen at the beginning of S. Cohn-Vossen’s USSR career
Piano piece
written by S. Cohn-Vossen
audio (mp3)
Fuge for two violins and piano
by S. Cohn-Vossen
audio (mp3)
Photos of S. Cohn-Vossen
(zip archive)
Articles in local newspapers:
Kölner Stadt-Anzeiger vom 20.10.2014
, ...
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