[Solved] Combination

[Hagar Delest]

I'm sure most of the people on this forum are familiar with the combination symbol. It consists of two numbers in parentheses, with the top number representing the set size and the bottom number representing the subgroup size:



Is there any way to do that in OpenOffice Math? For now, I'm just using the alternate notation, S C k.

[gerard24]

May be

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left ( binom {S} {k} right )

[Daiwe01]

Or maybe

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left ( stack{S #k} right )

[domesticatedzebra]

Thanks for the suggestions.
I tried them in Math, and they both work.

[MrProgrammer]

The numbers of combinations of n things taken r at a time is written as C(n, r).

Most mathematicial papers I seen write it as

left ( binom n r right )

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