Assertion: series's sum | /r/HasProperty | the question
Facets:
value: exactly
type: DEGREE
Source sentences:
text: In fact in more recent work on counting lattice points in regions it is routinely used − summing the indicator function of a region D over lattice points is exactly the question, so that the LHS of the summation formula is what is sought and the RHS something that can be attacked by mathematical analysis.