An alternative term for a binomial coefficient, in which is read as " choose ." R. K. Guy suggested this pronunciation around 1950, when the notations and were commonly used. Leo Moser liked the pronunciation and he and others spread it around. It got the final seal of approval from Donald Knuth when he incorporated it into the TeX mathematical typesetting language as .
Choose
See also
Ball Picking, Binomial Coefficient, Combination, Multichoose, Multinomial Coefficient, Multiset, Permutation, StringExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Choose." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Choose.html