[math-fun] smin and smax

I need names and symbols for { min(x,y) if x neq y, x-1 if x = y } and { max(x,y) if x neq y, x+1 if x = y }. In my writeup-in-progress I've been calling them "smin" and "smax"

i rather like smin and smax. if nothing else, they are fun to say..... erich