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Discretization: A discussion analyzing the case of the harmonic oscillator

In this work we will model the dynamics of the simple harmonic oscillator using discrete variables. The resulting recurrence relations were written as matrix transformations and, from a diagonalization process, we will show that the solution obtained converges to the well-known analytical solutions of the system. This approach avoids the continuity hypothesis and is relevant as it describes the dynamical of this particular system from a computational point of view. Furthermore, the algorithm we are proposing was implemented, and an error analysis was built from the principle of the conservation of mechanical energy.

Keywords:
Discretization; Simulation; harmonic oscillator


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