Assertion: prefix | /r/HasProperty | running totals
Facets:
Source sentences:
text: In computer science, the prefix sum, cumulative sum, inclusive scan, or simply scan of a sequence of numbers x 0 , x 1 , x 2 , ... is a second sequence of numbers y 0 , y 1 , y 2 , ..., the sums of prefixes (running totals) of the input sequence: