Programming
Sometimes you want numbered lists:
Sometimes you want bullet points:
Alternatively,
$$ v=\left[ \begin{matrix} v_1\\ v_2 \end{matrix} \right] $$
$$ Ax = \left[ \begin{matrix} u & v & w\\ \end{matrix} \right] \left[ \begin{matrix} c\\ d\\ e\\ \end{matrix} \right] =cu+dv+ew $$
$$ \left[ \begin{matrix} v_1\\ v_2 \end{matrix} \right] \cdot \left[ \begin{matrix} w_1\\ w_2 \end{matrix} \right] = v_1w_1 + v_2w_2 $$
function bubbleSort(arr){ var len = arr.length; for (var i = len-1; i>=0; i--){ for(var j = 1; j<=i; j++){ if(arr[j-1]>arr[j]){ var temp = arr[j-1]; arr[j-1] = arr[j]; arr[j] = temp; } } } return arr; } bubbleSort([7,5,2,4,3,9]); //[2, 3, 4, 5, 7, 9] bubbleSort([9,7,5,4,3,1]); //[1, 3, 4, 5, 7, 9] bubbleSort([1,2,3,4,5,6]); //[1, 2, 3, 4, 5, 6]
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