mathguy
Posts:
12
Registered:
6/23/13


Re: number problem
Posted:
Jun 26, 2013 10:06 PM


if i show you a set of 3 identical white balls and 2 identical black balls, you're telling me it's really a set of 1 white ball and 1 black ball ? sounds ridiculous..
On Monday, June 24, 2013 11:54:22 PM UTC7, quasi wrote: > japonishi@gmail.com wrote: > > > > >The original problem seems trivial, as there's no mention of > > >that S must consist of n distinct integers. So {0,2,2,2,2,4} > > >is clearly a size 6 solution, or am I missing something here? > > > > Yes, you're missing a basic understanding as to what is meant > > by a set of n elements. > > > > An nelement set is automatically a set of n _distinct_ > > elements. > > > > Thus, {0,2,2,2,2,4} = {0,2,4} is a set of 3 elements, not 6. > > > > quasi

