Mathematician
Part of Scientists
Oswald Spengler
Patanjali
Paul Dirac
Paul Erdős
Percival Lowell
Philolaus
Piero della Francesca
Pierre de Fermat
Pierre Gassendi
Pierre-Louis Moreau de Maupertuis
Pierre-Simon Laplace
Posidonius
Proclus
Ptolemy
Pythagoras
Raymond Queneau
Regiomontanus
Reinhard Selten
René Descartes