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Echladni
Echladni
Title page of a 1787 copy of "Entdeckungen über die Theorie des Klanges"
Title page of a 1787 copy of "Entdeckungen über die Theorie des Klanges"
Chladni figure on a rectangular plate supported in center
Chladni figure on a rectangular plate supported in center
Another mode of the same plate
Another mode of the same plate
Physics
Ancient Egyptian astronomy is evident in monuments like the ceiling of Senemut's tomb from the Eighteenth Dynasty of Egypt.
Ancient Egyptian astronomy is evident in monuments like the ceiling of Senemut's tomb from the Eighteenth Dynasty of Egypt.
Aristotle (384–322 BCE)
Aristotle (384–322 BCE)
Ibn al-Haytham (c. 965 – c. 1040) wrote of his camera obscura experiments in the Book of Optics.
Ibn al-Haytham (c. 965 – c. 1040) wrote of his camera obscura experiments in the Book of Optics.
Galileo Galilei (1564–1642) related mathematics, theoretical physics, and experimental physics
Galileo Galilei (1564–1642) related mathematics, theoretical physics, and experimental physics