Reply To: Cancellation in complex fractions
Interestingly, the raised power of 3 is missing from this step, but .. brailling what I see .. each 4/3pi is canceled, and cancellation requires a spatial arrangement, so here is how to transcribe this step. (See attached file--sorry I answering from an old computer so I must send a .bmp file. Let me know if you can't open it.)
--Lindy Walton