Mathematicians

What lands on a date

• 01-04 Isaac Newton · Co-inventor of calculus whose Principia recast physics mathematically. source
• 01-15 Sofia Kovalevskaya · First woman to earn a mathematics doctorate and professorship. source
• 01-23 David Hilbert · Göttingen leader whose 23 problems steered modern mathematics. source
• 01-25 Joseph-Louis Lagrange · Analyst who reformulated mechanics and founded variational calculus. source
• 03-03 Georg Cantor · Set theorist who showed infinities come in different sizes. source
• 03-23 Pierre-Simon Laplace · Celestial mechanician who advanced probability and the nebular hypothesis. source
• 03-23 Emmy Noether · Algebraist whose theorem linked symmetry to conservation laws. source
• 03-26 Paul Erdős · Itinerant collaborator who published over 1,500 papers. source
• 03-31 René Descartes · Philosopher and geometer who fused algebra with coordinates. source
• 04-15 Leonhard Euler · Basel giant whose notation pervades every branch of mathematics. source
• 04-28 Kurt Gödel · Logician whose incompleteness theorems bounded formal proof. source
• 04-29 Henri Poincaré · Polymath whose work seeded topology and chaos theory. source
• 04-30 Carl Friedrich Gauss · Child prodigy whose number theory set modern standards of rigour. source
• 05-12 Maryam Mirzakhani · First woman awarded the Fields Medal, for work on surfaces. source
• 05-18 Omar Khayyam · Persian mathematician and poet who solved cubics geometrically. source
• 06-14 Alonzo Church · Logician whose lambda calculus formalized computation. source
• 06-19 Blaise Pascal · French mathematician who founded probability theory and projective geometry. source
• 06-23 Alan Turing · Father of computability theory and wartime codebreaking. source
• 07-01 Gottfried Wilhelm Leibniz · German polymath who independently devised calculus and binary notation. source
• 08-05 Niels Henrik Abel · Norwegian who proved quintic unsolvability and pioneered elliptic functions. source
• 08-21 Augustin-Louis Cauchy · Analyst who gave calculus its rigorous epsilon definitions. source
• 08-26 Katherine Johnson · NASA mathematician whose orbital calculations carried astronauts home. source
• 09-17 Bernhard Riemann · Geometer whose curved spaces became relativity's language. source
• 09-24 Gerolamo Cardano · Italian polymath who wrote the first systematic study of probability. source
• 10-25 Évariste Galois · Revolutionary whose group theory explained polynomial solvability. source
• 11-02 George Boole · Self-taught logician whose algebra underpins computing. source
• 11-20 Benoit Mandelbrot · Mathematician who named and visualized fractals. source
• 12-10 Ada Lovelace · Byron's daughter who wrote the first algorithm for a machine. source
• 12-22 Srinivasa Ramanujan · Self-taught Indian genius whose notebooks astonished Cambridge. source
• 12-28 John von Neumann · Polymath who shaped game theory and computer architecture. source

The year rail

Some lives are known by year, not by day. Those entries are kept on a rail — never placed on a fabricated date.

• Pythagoras -570
• Euclid's Elements -300
• Archimedes -212
• Eratosthenes -276
• Hypatia 415
• Aryabhata 476
• Brahmagupta 598
• Al-Khwarizmi 780
• Al-Kindi 873
• Fibonacci 1170
• Niccolò Tartaglia 1500
• François Viète 1540
• John Napier 1550
• Pierre de Fermat 1607