By the middle with the 2nd millennium BC, Babylonian mathematics had a sophisticated base sixty positional numeral system. The dearth of a positional value (or zero) was indicated by a space involving sexagesimal numerals.Thay ??i ??a ?i?m (VN) ch?n ngôn ng? EN VI GI?I THI?U V? CHÚNG TÔI Tính b?n v?ng H?p tác th??ng Hello?u Câu chuy?n Shipped… Read More