 | Olry Terquem was a French mathematician, best known for his work in geometry, where he proved... more » |
 | Ghiyāth ad-Dīn Abu'l-Fatḥ ʿUmar ibn Ibrāhīm al-Khayyām Nīshāpūrī was a Persian polymath,... more » |
| Onno Johan Boxma is a Dutch mathematician, and Professor at the Eindhoven University of... more » |
| O. Timothy O’Meara is an American mathematician known for his work in number theory, linear... more » |
 | Orazio Grassi, S.J., was an Italian Jesuit priest, who is best noted as a mathematician,... more » |
 | Ormond Stone, was an astronomer, mathematician and educator. He was the director of Cincinnati... more » |
 | Oronce Fine was a French mathematician and cartographer. more » |
 | Orson Pratt, Sr. was a leader in the Latter Day Saint movement and an original member of the... more » |
 | Oscar Chisini was an Italian mathematician. He introduced the Chisini mean in 1929. more » |
| Oscar Xavier Schlömilch was a German mathematician, born in Weimar, working in mathematical... more » |
 | Oscar Zariski was an American mathematician and one of the most influential algebraic geometers... more » |
 | Osip Ivanovich Somov was a Russian mathematician. more » |
 | Oskar Johann Viktor Anderson was a German-Russian mathematician. He was most famously known for... more » |
 | Oskar Bolza was a German mathematician, and student of Felix Klein. He was born in Bad... more » |
 | Oskar Perron was a German mathematician. He was a professor at the University of Heidelberg from... more » |
| Oskar Sandberg is a key contributor to the Freenet Project, and a PhD graduate of the Chalmers... more » |
 | Osmo Pekonen, PhD, D.Soc.Sc., is a Finnish mathematician, historian of science, and author. He... more » |
| Oswald Teichmüller was a German mathematician who introduced quasiconformal mappings and... more » |
 | Oswald Veblen was an American mathematician, geometer and topologist, whose work found... more » |
 | Otakar Borůvka was a Czech mathematician best known today for his work in graph theory, long... more » |
| Otomar Hájek is a Czech-American mathematician, known for his contributions to dynamical... more » |
 | Eduard Ott-Heinrich Keller was a German mathematician who worked in the fields of geometry,... more » |
 | Ludwig Otto Blumenthal was a German mathematician and professor at RWTH Aachen University. He... more » |
| Otto Eduard Neugebauer was an Austrian-American mathematician and historian of science who... more » |
| Otto Albin Frostman was a Swedish mathematician, known for his work in potential theory and... more » |
