2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/181893We show that some simple well studied quantum mechanical systems without fermion (spin) degrees of freedom display, surprisingly, a hidden supersymmetry. The list includes the bound state Aharonov-Bohm, the Dirac delta and the Poschl-Teller potential problems, in which the unbroken and broken N=2 supersymmetry of linear and nonlinear (polynomial) forms is revealed.4 pages; refs and comments added, to appear in Ann. PhysHigh Energy Physics - TheoryMathematical PhysicsExactly Solvable and Integrable SystemsNuclear TheoryQuantum Physicstext