(11/12/2009, 11:19 PM)dantheman163 Wrote: Well what you are saying is not really the exponential factorial.
Correct.
5^4^3^2^1 = 5^(4^(3^(2^1))) = \( 5^{4^{3^{2^1}}} \ne 5^{(4\cdot 3 \cdot 2 \cdot 1)} \) = (((5^4)^3)^2)^1.
I think the problem here is that ttmath.org evaluates (a^b^c) incorrectly. It should use right-associative (^), but it seems to use left-associative (^), which is wrong.

