Or for those who studied electrical engineering (or anyone one who took a Signal and System course): https://en.wikipedia.org/wiki/Nyquist%E2%80%93Shannon_samp

Or for those who studied electrical engineering (or anyone one who took a Signal and System course): https://en.wikipedia.org/wiki/Nyquist%E2%80%93Shannon_sampling_theorem https://en.wikipedia.org/wiki/Nyquist%E2%80%93Shannon_sampli... https://matthews.sites.wfu.edu/misc/DigPhotog/alias/ https://matthews.sites.wfu.edu/misc/DigPhotog/alias/