Search found 1163 matches

by Sizik
Sat Oct 04, 2008 3:13 am UTC
Forum: Mathematics
Topic: University Calculus Bonus Problem
Replies: 16
Views: 1946

Re: University Calculus Bonus Problem

Assuming that Alice and Bob each get the piece the other didn't pick, I'd say the maximum cake Alice can get is 1.9999, as she cuts an infinitesimal slice off of each cake and Bob, not wanting any cake to begin with, takes the 0.0000001 slice of cake.
by Sizik
Fri Sep 26, 2008 11:51 pm UTC
Forum: Science
Topic: Total energy of an ideal fluid in a pipe...
Replies: 11
Views: 952

Re: Total energy of an ideal fluid in a pipe...

I believe the energy goes into pushing the fluid in front of it further down the pipe.
by Sizik
Tue Sep 16, 2008 2:34 am UTC
Forum: Mathematics
Topic: Divisibility rules
Replies: 6
Views: 2096

Divisibility rules

I was wondering to myself the other day, "How come if you add up all the digits in a (base 10) number, you can tell if it's divisible by 3 or 9?" So I did some thinking about it and came up with these: Simple divisibility rules for a whole number x in base n. (n being a positive integer): ...

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