**.**

__vinculum__
I decided to research "

**", and here is what I discovered. It is a Latin word that means to ‘bond’ or ‘tie’, and was first used by Michael Stifel in 1544 in Arithmetica integra. It is the horizontal line used to separate the numerator and denominator in a fraction. We also see it above the digital pattern that repeats in a repeating decimal or in geometry above two letters that represent a line segment.**__vinculum__*x*+ 4) the early users of the

**would write 3**

__vinculum__*x*+ 4. Today that line is placed over the items to be grouped. The line of a radical sign or the long division house is also called a

**.**

__vinculum__The symbol is utilized to separate the dividend from the divisor, and is drawn as a right parenthesis with an attached vinculum (see illustration above) extending to the right. The

**shows that the digits of the dividend are to be kept together as they represent one whole number.**

__vinculum__
But when it is all said and done, the entire division "house" symbol seems to have no established name of its own. How mathematically sad! Consequently, it has simply be termed the "long division symbol," or sometimes the division "bracket" or division "house". So the next time you draw the symbol on the board, impress your students with the math word

Can you find the

**"**!__vinculum__"Can you find the

**in this cartoon?**__vinculums__