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Sunday, September 1, 2013

Let's Go Back to the Basic!


 
         The pictures above show the symbols we are using when we are dividing numbers. Familiar, aren't they? But how far do you know about these division symbols? Let me test your skill in naming them? 
           I'm not questioning your skill when it comes to division. I mean, in terms of solving. But, believe it or not, each of these division symbol has its name. Quite interesting? Well, let's explore and learn more about them. Let's start with the
OBELUS
           The OBELUS is a symbol consisting of a short horizontal line with a dot above and below. It is mainly used to represent the mathematical operation of division. The second symbol is:
VINCULUM
           The VINCULUM is a horizontal line used in mathematical notation. It can be used to express division. The numerator/dividend appears above the vinculum and the denominator/divisor beneath it. The next symbol is:
CLOSE PARENTHESIS AND VINCULUM
        The CLOSE PARENTHESIS AND VINCULUM is a symbol used for finding the quotient in a long method way. It was first used by Michael Stifel in 1544 in Arithmetica integra, and the last symbol is:
SOLIDUS
             The SOLIDUS is a slash. If the "slash" is horizontal, you call it a "dash" or "hyphen," and if it is upright, you call it a line or column line. But if it is angled it is either a "virgule" or a "solidus." Most dictionaries and reference works declare these to be the same, but in fact they are not. It depends on the degree of tilt from the vertical. The slash more close to vertical is the virgule; more close to horizontal is the solidus. Mathematically speaking, solidus is the right term used as division symbol.

           So, now you know the right term for each symbol. Search and read more to be equipped with ideas! I hope that you learn something from this short post.


 
    

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