Robert Fricke
Braunschweig
TBD
mathscidoc:1701.33717
S. C. Mitra
Lucknow University, Lucknow, India
B. N. Bose
Lucknow University, Lucknow, India
TBD
mathscidoc:1701.331056
Torben Maack Bisgaard
Nandrupsvej 7 st. th., Frederiksberg C, Denmark
TBD
mathscidoc:1701.332867
Jacques Hadamard
Paris, France
TBD
mathscidoc:1701.33548