2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/69179It has recently been observed empirically that the number of FPL configurations with 3 sets of a, b and c nested arches equals the number of plane partitions in a box of size a x b x c. In this note, this result is proved by constructing explicitly the bijection between these FPL and plane partitions.CombinatoricsStatistical MechanicsMathematical PhysicsA Bijection between classes of Fully Packed Loops and Plane Partitionstext