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  1. Pythagoras - Wikipedia

    His political and religious teachings were well known in Magna Graecia and influenced the philosophies of Plato, Aristotle, and, through them, Western philosophy.

  2. Pythagoras | Biography, Philosophy, & Facts | Britannica

    Jan 1, 2026 · Pythagoras, Greek philosopher, mathematician, and founder of the Pythagorean brotherhood.

  3. Pythagoras - Stanford Encyclopedia of Philosophy

    Feb 23, 2005 · The popular modern image of Pythagoras is that of a master mathematician and scientist. The early evidence shows, however, that, while Pythagoras was famous in his own day and …

  4. Pythagoras - 490 BC) - Biography - MacTutor History of Mathematics

    Pythagoras was a Greek philosopher who made important developments in mathematics, astronomy, and the theory of music. The theorem now known as Pythagoras's theorem was known to the …

  5. Who Was Pythagoras? - Classical Liberal Arts Academy

    Dec 11, 2025 · Among the earliest and most mysterious figures in the history of Western philosophy stands the Greek philosopher Pythagoras. Most commonly known to modern students for the …

  6. Pythagoras | Encyclopedia.com

    Jun 8, 2018 · The Greek philosopher, scientist, and religious teacher Pythagoras (ca. 575-ca. 495 B.C.) evolved a school of thought that accepted the transmigration of souls and established number as the …

  7. Pythagoras: Biography, Mathematical Contributions, Philosophy, & Facts

    Aug 25, 2024 · Pythagoras (circa 570-495 BCE) was an ancient Greek philosopher and mathematician best known for the Pythagorean theorem, which states that in a right-angled triangle, the square of …

  8. Pythagoreanism - Encyclopedia Britannica

    Pythagoreanism is a philosophical school and religious brotherhood believed to have been founded by Pythagoras of Samos about 525 BCE. The character of the original Pythagoreanism is controversial, …

  9. Pythagorean Theorem Calculator

    Pythagorean Theorem The Pythagorean Theorem, also known as Pythagoras' theorem, is a fundamental relation between the three sides of a right triangle.

  10. Pythagoras - Wikiwand

    Pythagoras of Samos was an ancient Ionian Greek philosopher, polymath, and the eponymous founder of Pythagoreanism. His political and religious teachings were w...