You could say that that person has *belabored the mathematics in the description.

belabor vt,

1. to explain, worry about, or work at unduly: belaboring an obvious point
   _{TFD Online}

You could say that that person has belabored the mathematics in the description.

belabor vt

1. to explain, worry about, or work at unduly: belaboring an obvious point
   _{TFD Online}