TY - JOUR AU - Cárcamo, Cristian AU - Vidal, Claudio PY - 2013/02/19 Y2 - 2024/03/28 TI - The Chetaev Theorem for Ordinary Difference Equations JF - Proyecciones (Antofagasta, On line) JA - Proyecciones (Antofagasta, On line) VL - 31 IS - 4 SE - DO - 10.4067/S0716-09172012000400007 UR - https://www.revistaproyecciones.cl/index.php/proyecciones/article/view/1138 SP - 391-402 AB - In this work we obtain necessary conditions for the instability in the Lyapunov sense of equilibrium points of autonomous and nonautonomous difference equations through the adaptation of differential methods and techniques due to Chetaev [3]. ER -