Asterisk * is usually placed in the upper left corner or upper right corner of related words, and takes up a single line when dividing different parts of the article as a symbol. In the computer, because "×" is easily confused with the unknown X, * is used instead of the multiplication sign.
×, the name is "multiplication sign", also known as "cross" or "cross".
Extended data:
The development of multiplication symbols;
In an arithmetic book published by Stiefel in 1545, capital letters M and D stand for multiplication and division respectively. Steven also adopted this symbol in the book published by 1634.
David (159 1) regards AinB as the product of a and b, and some manuscripts and printed materials of15th century still use juxtaposition multiplication, such as 6x and 5x2. But there must be letters, because 5 means 5+ instead of 5x, and this notation is still in use.
The West calls "X" St Andrew's Cross, which has nothing to do with mathematics. /kloc-This symbol was used in some mathematics books published in the 6th century, but it was not used at the beginning of modern times. It represents two independent multiplication operations, such as 315172x174715 and 395903x295448, which represent modern mathematics.
The ancients in China and ancient Greece did not use the symbol of multiplication, while the latter used two numbers to represent multiplication (the same as addition). In the remnants of Bahshali in India, numbers are arranged in character codes.
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