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300 BCE
Euclid's Elements
Euclid's Elements 13 books which is one of the oldest published math books in history. It was thought of over centuries as a compulsory book in the world till the 20th century. He had a huge impact on math and geometry, especially with his proofs. He provided the logic of math available for everyone. -
First Calculator, Pascaline
The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644. It could only do addition and subtraction, with numbers being entered by manipulating its dials. He invented it for his father, a tax collector, to help him work faster in his field and this was a great start to lead today's calculators which save us so much time and help us to calculate everything. -
"GEOMETRİ" by Atatürk
"Geometri" was the first book in Turkish history written in Turkish while Turkish geometry vocabulary is created. On top of the book it was written "Geometri öğretenlerle, bu konuda kitap yazacaklara kılavuz olarak Kültür Bakanlığı’nca neşredilmiştir" and everything in Turkish Geometry was built after this terminology.