Forum: Puzzles
2004-01-29, 20:26
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Replies: 15
Views: 3,812
41/2 is only and diferent representatio of...
41/2 is only and diferent representatio of sqrt(4).
if you found an other representation for any numbers but using only number 4, you can use it.
as I said before I just listen about this problem,...
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Forum: Miscellaneous Math
2004-01-29, 15:59
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Replies: 5
Views: 2,490
There's an answer here ...
There's an answer here
http://www.mersenneforum.org/showthread.php?t=2007
you can not use 0 only 4 and can not use functions.
now that 51 is know, I will put a little program that I did to...
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Forum: Math
2004-01-29, 11:34
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Replies: 3
Views: 2,517
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Forum: Puzzles
2004-01-29, 10:56
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Replies: 15
Views: 3,812
Are you a Math? or just curious as me?
I've...
Are you a Math? or just curious as me?
I've never heard about double factorial. If it really exist, I'm sure it's is valid to use. Where can I found more about it?
what I'm really trying to found...
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Forum: Math
2004-01-28, 20:23
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Replies: 3
Views: 2,517
Perfect numbers list
Hi there,
where can I download the full Perfect numbers list?
from the first to the 40th recently founded?
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Forum: Puzzles
2004-01-28, 20:14
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Replies: 15
Views: 3,812
51 problem
Hello,
I'm looking for somebody that know this problem:
using four numbers 4 and the basic operations ( + - * / fatorial pow root ... )
find all number between 0 and 100
example:
0 = 4 + 4 -...
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