4 ms·

I actually clicked the link expecting exactly that explanation.

• Topolomancer 8y ago
  Sorry! It just goes to show that I am living in a filter bubble of mathematics. My intention was not to deceive you :-)
  • Sharlin 8y ago
    No need to apologize. Words have different meanings.
  • commandlinefan 8y ago
    Not at all - I got more than I bargained for and learned something new!