Reading a recent article in Quanta Magazine about (co)homology, I had to ask myself a similar question: Why would you assume that anyone who is reading this doe

Reading a recent article in Quanta Magazine about (co)homology, I had to ask myself a similar question: Why would you assume that anyone who is reading this does not know what algebra (the subject) is? (Also similarly, I remember some SciAm pieces on the Standard Model assumed that the reader might not have any idea about atoms.)