Re: FullSimplify again ...

*To*: mathgroup at smc.vnet.net*Subject*: [mg59156] Re: FullSimplify again ...*From*: "Chris" <topher at csh.rit.edu>*Date*: Sun, 31 Jul 2005 01:30:33 -0400 (EDT)*References*: <dcf3d4$lgl$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Actually, it's not all that strange. If you consider n to be real, the expression 0 at anything but a few integers making the function 0 except for a few holes. In[43]:= FullSimplify[Product[(5-i)/5,{i,1,n}],n\[Element]Integers] Out[43]:= (-1/5)^n*Pochhammer[-4, n]