Pythagorean Theorem and Fermat's Last Theorem

  • 2070 BCE

    Chinese Use

    Chinese mathematicians use right angle theory
  • Period: 2070 BCE to

    History of Pythagorean Theorem and Fermat's Last Theorem

  • 1900 BCE

    Babylonian Triples

    Babylonian tablet containing Pythagorean triples
  • 1600 BCE

    Babylonian Proof

    Babylonians discover proof of Pythagorean Theorem
  • 800 BCE

    Indian Proof

    India's Sulvasutras compositions show Indian use of Pythagorean Theorem
  • 570 BCE

    Birth of Pythagorus

    Pythagorus born in Samos
  • 530 BCE

    Pythagorus Credited With Proof

    Pythagorus and his followers credited with discovering and proving Pythagorean Theorem
  • 500 BCE

    Gouga Theorem Introduced

    The Chinese version of Pythagorean Theorem, Gouga Theorem, discovered
  • 300 BCE

    Euclid's Elements

    Euclid proves Pythagorean theorem in Book 1, Proposition 47
  • 300 BCE

    Egyptian Use

    Egyptian text mentioning use of Pythagorean Theorem
  • 100 BCE

    Jiu Zhang Suanshu

    Chinese text on history of mathematics shows proof of Pythagorean, or Gouga, Theorem
  • 250

    Diophantine equations

    Diophantus introduces equations that only have integral solutions
  • 1500

    Leonardo da Vinci Proof

    Leonardo da Vici proves Pythagorean Theorem
  • Pierre de Fermat Born

    Pierre de Fermat is born in France
  • Death of Fermat

  • Fermat's Last Theorem Published

    Fermat's Last Theorem published after his death by his son. Theorem was discovered with no proof in the margin of a textbook.
  • Euler's Conjecture

    Based on Fermat, Euler conjectured that the number of terms on the left must equal power of exponents.
  • Euler Searches for Proof of Fermat's Last Theorem

    Euler initiates a search of Fermat's home looking for clues to solve his theorem.
  • Germain Fails to Solve Fermat's Last Theorem

    Sophie Germain attempts but fails to solve theorem. Work does spawn new mathematical research.
  • President Garfield Proof

    United states President James Garfield provides new proof of Pythagorean Theorem
  • Manion Review of Clausen

    P. Manion reviews Clausen’s work labeling it “the method of equal coefficients”.
  • Einstein Proof

    12 year-old Einstein discovers proof of Pythagorean Theorem
  • Pythagorean Proposition Published

    Elisha Scott Loomis publishes book with 371 categorized proofs of Pythagorean theorem
  • Taniyama-Shimura Conjecture

    Conjecture that elliptical fields are related to modular forms
  • Counterexample to Euler's Conjecture

  • Ribet Connects Taniyama-Shimura Conjecture to Fermat's Last Theorem

    Kenneth Ribet discovered that if one could be proven, the other could be proven too.
  • Wiles Proves Fermat's Last Theorem

    Dr. Andrew Wiles submits proof of Fermat's Last theorem after seven years of research