binom{x}{y}\)</span>
and pronounced “x choose y.” In its the antilog of the <code>lchoose</code>
function but returns an integer rather than a real number with no
non-zero decimal places. For <span class="math inline">\(0 \leq y \leq x\)</span>, the binomial
coefficient function can be defined via the factorial function <span class="math display">\[
\text{choose}(x,y) = \frac{x!}{\left(y!\right)\left(x - y\right)!}. \]</span></p>
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<p><code>real</