MR Erdos Number = 3
Hans Detlef Mittelmann coauthored with Alexander Schrijver MR2952510
Alexander Schrijver coauthored with Jaroslav Nešetřil MR2825528
Jaroslav Nešetřil coauthored with Paul Erdős1 MR0737014

MR Collaboration Distance = 3
Hans Detlef Mittelmann coauthored with Ronald H. W. Hoppe MR1007351 (90f:65215)
Ronald H. W. Hoppe coauthored with Ji Wen He MR2770293 (2011m:65122)
Ji Wen He coauthored with Jacques-Louis Lions MR2009952 (2004g:93023)

MR Collaboration Distance = 3
Hans Detlef Mittelmann coauthored with Zdzisław Jackiewicz MR1459023 (98f:65070)
Zdzisław Jackiewicz coauthored with Syvert Paul Nørsett MR1431573 (97k:65156)
Syvert Paul Nørsett coauthored with Michael J. D. Powell MR2413144

MR Collaboration Distance = 3
Hans Detlef Mittelmann coauthored with Ronald H. W. Hoppe MR1007351 (90f:65215)
Ronald H. W. Hoppe coauthored with Danny C. Sorensen MR2748450 (2012e:49064)
Danny C. Sorensen coauthored with Roger Fletcher MR0691009 (84d:15011)