pythagoras

  • 569

    birth

    on the island of Samos, next to Mileto
  • 590

    First contribution

    First contribution
    i explain the eclipses and the lunar phases
  • 595

    second contribution

    second contribution
    some researches assign the cube, tetrahedrom and docexahedrom to Pythagoras
  • 610

    third contribution

    third contribution
    observed and experimented using four hammers. He nuild a escale from 1:2 2:3
  • 620

    quarter contribution

    quarter contribution
    pythagoras theorem
  • 620

    fifth contribution

    fifth contribution
  • 630

    death

    escaped from Metaponio and ended his last fays.