No, I hadn't found that one. Looks useful :smile:
But in case my little brain isn't up to the job maybe some of you geniuses (genii ?)
could have a go and give me an executive summary :-p
Aaardvark.
Apparently when the the big square is a large number of times plus a quarter bigger than the small square then the answer is not just that large numer squared. But I can't find out much more than this, ie how big does the large numer have to be etc.
Aaardvark.