User blog comment:B1mb0w/J Function Sandpit J 7/@comment-25601061-20151208191949/@comment-10262436-20151212022536

I may have missed the * on some functions. That will be a typo.

The * is redundant if the nested power is 1 and so I don't bother using the notation in that case. It is required for any nested power 2 or greater and I will correct any typos as I find them.

Cheers