grandes-ecoles 2018 Q15

grandes-ecoles · France · centrale-maths2__official Differential equations First-Order Linear DE: General Solution

We assume here that $\lambda = 0$. What are the $2\pi$-periodic solutions of the differential equation (II.2): $$z''(\theta) + \lambda z(\theta) = 0$$

We assume here that $\lambda = 0$. What are the $2\pi$-periodic solutions of the differential equation (II.2):
$$z''(\theta) + \lambda z(\theta) = 0$$

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