http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=8230740&tstart=0#8230740 >> 2n ambassadors are invited to a banquet.
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>> Every]]> Feb 2, 2013 4:51:11 AM Feb 2, 2013 4:51:11 AM fomJUNK@nyms.net 0 http://mathforum.org/kb/thread.jspa?messageID=8230738&tstart=0#8230738 > Hello~ teacher...
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> 2n ambassadors are invited to a]]> Feb 2, 2013 4:45:25 AM Feb 2, 2013 4:45:25 AM fomJUNK@nyms.net 0 http://mathforum.org/kb/thread.jspa?messageID=8230399&tstart=0#8230399 > 2n ambassadors are invited to a banquet.
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> Every ambassador has at most (n-1) enemies.
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> Prove]]> Feb 2, 2013 4:39:52 AM Feb 2, 2013 4:39:52 AM mina_world@hanmail.net 1 http://mathforum.org/kb/thread.jspa?messageID=8229714&tstart=0#8229714 >mina_world wrote:
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>> Hello~ teacher...
>>]]> Feb 2, 2013 3:43:13 AM Feb 2, 2013 3:43:13 AM quasi@null.set 0 http://mathforum.org/kb/thread.jspa?messageID=8229371&tstart=0#8229371
> Hello~ teacher...
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> 2n ambassadors are invited to a]]> Feb 2, 2013 3:23:06 AM Feb 2, 2013 3:23:06 AM marsh@panix.com 1 http://mathforum.org/kb/thread.jspa?messageID=8216962&tstart=0#8216962

2n ambassadors are invited to a banquet.
Every ambassador has at most (n-1) enemies.
Prove that the ambassadors]]> Feb 1, 2013 10:50:45 AM Feb 1, 2013 10:50:45 AM mina_world@hanmail.net 5