Let me introduce Eleftherios Argyropoulos, a Greek mathematician, currently alive who has invented 520 different theorem proofs on the subject, and most likely

Let me introduce Eleftherios Argyropoulos, a Greek mathematician, currently alive who has invented 520 different theorem proofs on the subject, and most likely counting... You can check out his books, a brief excerpt of him, it is in Greek tho. https://yewtu.be/watch?v=JaaDmEMsum4 https://yewtu.be/watch?v=JaaDmEMsum4