Main > Reference Manual > Solver algorithm > Implementation details > Flow solver

If the requested date is outside of the effective date range of the flow

Reply that the request can be met without problems.

Ask the buffer to generate the reply for the quantity and date. If the buffer reply is of quantity 0 and the next ask date is later than the effectivity end date

Limit the next ask date to the effectivity end date

Return the promised quantity and next ask date.