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Abstraction is one of the four cornerstones of Computer Science. It involves filtering out – essentially, ignoring - the characteristics that we don't need in order to concentrate on those that we do.
https://www.bbc.co.uk/bitesize/guides/zttrcdm/revision/1
https://computersciencewiki.org/index.php/Abstraction
https://plato.stanford.edu/entries/computer-science/
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