2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/160593It is explained how the time evolution of operadic variables may be introduced by using the operadic Lax equation. As an example, a 2-dimensional binary operadic Lax representation for the harmonic oscillator is constructed.7 pages, LaTeX2e, no figuresMathematical Physics18D50, 70G60text