![]() The symbol was first seen in print without the vinculum (the horizontal "bar" over the numbers inside the radical symbol) in the year 1525 in Die Coss by Christoff Rudolff, a German mathematician. However, many scholars, including Leonhard Euler, believe it originates from the letter "r", the first letter of the Latin word "radix" (meaning "root"), referring to the same mathematical operation. Legend has it that it was taken from the Arabic letter "ج" (ǧīm, which is the first letter in the Arabic word "جذر" (jadhir, meaning "root"). One of those mathematicians was Abū al-Hasan ibn Alī al-Qalasādī (1421–1486). Some sources imply that the symbol was first used by Arab mathematicians. The origin of the root symbol √ is largely speculative. ![]() In mathematics, the radical sign (or radical symbol or root symbol or radix) is a symbol for the square root or higher-order root of a number. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |