In the context of inverse problems ... modelled by the wave equation which gives a connection between the wave speed (a property of the medium) and the sound wave (oscillation in the medium). If we ...

For instance, for the function 𝑓(𝑥) = 3𝑥 – 1, 𝑥 is the input and 𝑓 is the function that we apply, which in this example ... To find an inverse function, the equation is rearranged ...