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### “Low-pass filter” in non-EE, software API contexts

I am an experienced software engineer and am working on smartphone sensors. I've taken fundamental EE classes in DSP and am trying to apply my knowledge. I believe that I understand convolution, ...
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### Is a leaky integrator the same thing as a low pass filter?

The equation governing a leaky integrator (according to Wikipedia at least) is $\frac{d\mathcal{O}}{dt} + A\mathcal{O}(t) = \mathcal{I}(t)$. Is a continuous-time leaky integrator thus the same ...