On 2 Iul, 19:11, Pete_UK wrote:
You STILL have not explained why your first formula is not suitable
for you - you said it works perfectly for you.

Thanks , mr. Pete

I'ts a long long story ! ...
Imagine that you need to make / built milions of this kind of
functions ! milions of functions ...
imagine this thing ! the references in this functions will be in
combinatoric order ;
I use an VBA macro to built this kind of functions (I found the
resolve after many
months of search .....)
if I'll find another equivalent for this function I'm shure Ill can
built them more easy