v.18.14Bug Fix
Fixed arrayCumSumNonNegative function to exclude negative values when accumulator is below zero
Fixed the arrayCumSumNonNegative function (it does not accumulate negative values if the accumulator is less than zero). Aleksey StudnevFixed the arrayCumSumNonNegative function (it does not accumulate negative values if the accumulator is less than zero). Aleksey Studnev