> I?m usually a fan of the Numberphile crew, who do a great job making > mathematics exciting and accessible, but this video disappointed me. > There is a meaningful way to associate the number -1/12 to the series > 1+2+3+4?, but in my opinion, it is misleading to call it the sum of > the series. Furthermore, the way it is presented contributes to a > misconception I often come across as a math educator that > mathematicians are arbitrarily changing the rules for no apparent > reason, and students have no hope of knowing what is and isn?t > allowed in a given situation. In a post about this video, physicist > Dr. Skyskull says, ?a depressingly large portion of the population > automatically assumes that mathematics is some nonintuitive, bizarre > wizardry that only the super-intelligent can possibly fathom. > Showing such a crazy result without qualification only reinforces > that view, and in my opinion does a disservice to mathematics.?