FerdinandD. Veldkamp

1. In memoriam Hans Freudenthal
   1991/02/01 by Karl Strambach, F.D. Veldkamp, FerdinandD. Veldkamp · 1 citation
   Mathematics · Psychology · #Algebraic geometry #Differential geometry #Hyperbolic geometry #Mathematics #Projective geometry #Psychiatric care and mental health services #Pure mathematics
2. A tribute to hans freudenthal
   1981/03/01 by Karl Strambach, F.D. Veldkamp, FerdinandD. Veldkamp · 1 citation
   Arts and Humanities · Mathematics · Medicine · #Algebra over a field #Algebraic geometry #Art #Art history #Differential geometry #Historical Medical Research and Treatments #Hyperbolic geometry #Mathematics #Medical History and Research #Medicine and Dermatology Studies History #Projective geometry #Pure mathematics #Sculpture #Tribute