Pythagorean Theorem proof
A right triangle. This is the proof of the Pythagorean Theorem supposedly written by Pythagoras about 500 BC: The Pythagorean Theorem says that in a right triangle, the sum of the squares of the two right-angle [...]
A right triangle. This is the proof of the Pythagorean Theorem supposedly written by Pythagoras about 500 BC: The Pythagorean Theorem says that in a right triangle, the sum of the squares of the two right-angle [...]
Neolithic counting tokens Counting with tally sticks and tokens The earliest way of writing down numbers was to carve notches in tally sticks, and this method spread from Africa all over Europe and [...]
A real Babylonian math problem on a clay tablet What math problems did Babylonian kids do? This is a real math problem assigned to Babylonian kids in Iraq about 1900 BC. See if [...]
History of math: Sumerian multiplication table (2700 BC) Cuneiform multiplication table Once people in West Asia figured out how to write down numbers, about 3500 BC, they quickly began to want to use cuneiform to [...]
The constellation Orion What did Mesopotamians invent? From the Stone Age through the Islamic empires, great scientific discoveries have streamed out of West Asia. West Asia is one of the places where farming got started, [...]
Roman tax collector calculating someone's taxes on an abacus (Metz, ca. 225 AD) Did you figure it out? Poor Claudia died when she was 25 years old, seven months, and [...]
Claudia Pieris' tombstone (CIL VI.15543) She lived 117-138 AD. Now in Copenhagen, at the Ny Carlsberg Glyptotek. The Romans used several different systems for writing numbers. Sometimes they wrote numbers [...]
Gottfried Leibniz, a German mathematician - Enlightenment science What set off the Enlightenment? By 1650 AD, Europeans understood Islamic algebra and trigonometry better. Then they combined that with the exciting invention of the telescope and microscope (thanks to [...]
Simone de Beauvoir was a philosopher Simone de Beauvoir's childhood Simone de Beauvoir's family lost most of their money after World War I. But by the early 1900s, even struggling families [...]
Math was a very exciting subject to be working on during the Middle Ages in Europe. Little by little, math experts in Europe were learning from Islamic math experts about what we call Arabic numbers (0,1,2,3,4,5,6,7,8,9) (though the [...]