# Tagged Questions

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### Is there a name for $\frac{n!}{m!}$?

Is there a name or short way of writing of $\frac{n!}{m!}$? I've searched and the closest I could find was binomial coefficient. Is there any other way?
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### Name of numbers in “to the power of” and factorial calculations

In $4*5=20$ , $4$ and $5$ are multiplicands and $20$ is the product. What are the names / labels of the numbers in the following expressions? $2^3=8$ $4!=24$
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### Semi-Factorial Skipping Every $k^\text{th}$ Number

For an integer $n$, the semi-factorial $n!!$ can be defined as $$n!! = n(n-2)(n-4)\cdots$$ In other words, the semi-factorial of $n$ is the familiar factorial, but with every other term omitted. For ...
Possible Duplicate: What is the term for a factorial type operation, but with summation instead of products? We're all familiar with factorial: n>0,\quad n! = n \times (n-1) \times ...
I just wrote a blog post and wasn't sure how to word a particular sentence. Say I have the following function: $$f(x) = x^2$$ Then I can say that the value of f(x) grows ...