Reversalλ() Reverses a prior period's values in the current period. This is useful when an amount is accrued in one month and paid in the next.
Reversalλ( [OpeningValue], RowToReverse)
OpeningValue
(Optional) The closing value from the period-prior-to-the-model's-timeline. Default = 0.
RowToReverse
(Required) A row of values to reverse in their corresponding next periods.