Bruce realizes that for any wider piece of clothing he produces, the bat symbol will need to be stretched horizontally. Bruce knows that (3,-3) and (10,1) will be the only co-ordinates that change.
He is unsure how these co-ordinates are likely to change or when they will change.
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.