Analysis of information sources in references of the Wikipedia article "Hall's marriage theorem" in English language version.
For a finite index subgroup of , the existence of a left-right transversal is well known, sometimes presented as an application of Hall's marriage theorem.
For a finite index subgroup of , the existence of a left-right transversal is well known, sometimes presented as an application of Hall's marriage theorem.
For a finite index subgroup of , the existence of a left-right transversal is well known, sometimes presented as an application of Hall's marriage theorem.