# resolution(...,PairLimit=>...) -- stop when this number of pairs has been handled

## Description

PairLimit -- keyword for an optional argument used with resolution, which specifies that the computation should be stopped after a certain number of S-pairs have been reduced.
 i1 : R = QQ[x,y,z,w] o1 = R o1 : PolynomialRing i2 : M = cokernel matrix {{x*y-z,y^2-w-1,w^4-3}} o2 = cokernel | xy-z y2-w-1 w4-3 | 1 o2 : R-module, quotient of R i3 : res(M, PairLimit => 1) 1 1 o3 = R <-- R <-- 0 0 1 2 o3 : ChainComplex i4 : res(M, PairLimit => 10) 1 1 o4 = R <-- R <-- 0 0 1 2 o4 : ChainComplex i5 : res(M, PairLimit => 20) 1 1 o5 = R <-- R <-- 0 0 1 2 o5 : ChainComplex