c. 1447-1517
Luca Pacioli
Italy
Luca Pacioli was mathematician, teacher, and accounting writer. His Summa surveyed arithmetic and commercial calculation and gave a famous printed account of double-entry bookkeeping.
Documented historical recordMath Adventures
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c. 290-c. 350 CE
Pappus of Alexandria
Alexandria, Egypt
Pappus of Alexandria was mathematician and commentator. His Collection preserved and extended important results in geometry, mechanics, and higher curves.
Documented historical record1623-1662
Blaise Pascal
France
Blaise Pascal was mathematician, physicist, and inventor. He worked on projective geometry, probability, fluid pressure, and a mechanical calculating machine.
Documented historical recordBiblical era; date uncertainFeatured
Paul the Apostle
Mediterranean Roman world
Paul supported himself through tentmaking while traveling widely and organizing communities. Cutting material, shaping panels, estimating supplies, routes, time, and travel costs all depended on practic...
Direct biblical text with mathematical inferenceBiblical era; date uncertainFeatured
Peter the Apostle
Galilee and the Mediterranean world
Peter worked as a fisherman using boats, nets, weather judgment, and shared labor. Fishing depended on counting catch, estimating load, navigating water, repairing gear, and deciding where and when to w...
Direct biblical text with mathematical inferencec. 3rd-2nd century BCE
Pingala
Ancient India
Pingala was scholar of poetic meter. His analysis of long and short syllable patterns used binary-style enumeration and recursive counting.
Historical record with limited biography1759-1823
William Playfair
Scotland and England
William Playfair was engineer, writer, and statistical graphic pioneer. He introduced or popularized line, bar, and pie-style charts for economic data.
Documented historical record1854-1912
Henri Poincaré
France
Henri Poincaré was mathematician, physicist, and philosopher. He founded major parts of topology and dynamical systems and worked across mechanics, astronomy, and relativity.
Documented historical record1781-1840
Siméon Denis Poisson
France
Siméon Denis Poisson was mathematician and physicist. He worked on probability, potential theory, mechanics, and differential equations.
Documented historical recordc. 100-c. 170 CE
Ptolemy
Alexandria, Egypt
Ptolemy was astronomer, geographer, and mathematician. The Almagest used geometric models and chord tables to calculate celestial positions.
Documented historical recordc. 570-c. 495 BCEFeatured
Pythagoras
Samos and southern Italy
Pythagoras was philosopher and leader of a mathematical community. The Pythagorean tradition connected number, geometry, musical ratios, and proof.
Historical record with limited biography1887-1985
George Pólya
Hungary, Switzerland, and the United States
George Pólya was mathematician and educator. He contributed to probability, analysis, combinatorics, and systematic problem-solving instruction.
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