2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/85783The problem of a conducting checkerboard has recently been solved via an elliptic function whose argument is another elliptic function. The behavior of the fields and currents near a vertex of the checkerboard pattern can be discussed by more elementary methods.5 pages, 3 figuresClassical Physicstext