Deletion of Multiplicative calculus

Comment: Having read and reflected further, I don't think this article stands up.  As {{u|David Eppstein}} points out, there's a lot of wheel reinvention going on here, and it's not even a very interesting wheel. The heaps of forgettable publications applying this trick don't add up to significance; we need something like review articles or textbooks that do the work of summarizing and synthesizing to demonstrate that it really is a trick worth writing about. I concur that  applies
Stance: delete
Cited policy: Wikipedia:Blow it up and start over (WP:TNT)