Yes,you're right.

a>1,Divergent,a<or=1,limit is 1.You can try in your calculator for a=.1,several times later,you'll get .999...

Another Q maybe ...for you :

X=2+(2+(2+(2+....)^.5)^.5)^.5)^.5

We can use X=(2+X)^.5,...We get X=2.  ...2 can change to a,...X=(a+X)^.5,...

Happy Holidays.

所有跟帖： 

• some calculators do not compute ^ correctly. -yma16- ♂ (378 bytes) () 01/16/2011 postreply 17:39:10

• Hi,If you try a<1,It convergent very fast. -jinjing- ♀ (130 bytes) () 01/16/2011 postreply 20:43:03

• 回复：Yes,you're right. -yma16- ♂ (414 bytes) () 01/16/2011 postreply 18:30:27

• 回复：回复：Yes,you're right. -jinjing- ♀ (205 bytes) () 01/16/2011 postreply 21:05:36

• I have to say I disagree with you. -yma16- ♂ (933 bytes) () 01/17/2011 postreply 09:51:33

• Thanks,but you are...,Newton was not clear,...100 more years Cau -jinjing- ♀ (287 bytes) () 01/17/2011 postreply 11:12:12

• When I can't your thanks, I check my answer again,my god...... -jinjing- ♀ (846 bytes) () 01/18/2011 postreply 12:31:15

• 回复：When I can't your thanks, I check my answer again,my god..... -yma16- ♂ (548 bytes) () 01/18/2011 postreply 14:22:39

• My friend,you'r great,a>e^(1/e) An is divergent. Why?Because... -jinjing- ♀ (127 bytes) () 01/18/2011 postreply 17:57:16

• thank you for the effort. This is the only -yma16- ♂ (450 bytes) () 01/20/2011 postreply 18:27:29

• Thanks,you are right. A old want to say....why the big one is no -jinjing- ♀ (302 bytes) () 01/21/2011 postreply 10:53:30

• I also found another example that taking a limit -yma16- ♂ (373 bytes) () 01/21/2011 postreply 17:42:54