Re: which one is greater than or equal?
- To: mathgroup at smc.vnet.net
- Subject: [mg41309] Re: which one is greater than or equal?
- From: Madhusudan Singh <spammers-go-here at yahoo.com>
- Date: Wed, 14 May 2003 08:12:19 -0400 (EDT)
- References: <b9qa3s$hs7$1@smc.vnet.net>
- Reply-to: spammers-get-bounced at yahoo.com
- Sender: owner-wri-mathgroup at wolfram.com
On Tuesday 13 May 2003 04:24, Son Bui (shbui at yahoo.com) held forth in comp.soft-sys.math.mathematica (<b9qa3s$hs7$1 at smc.vnet.net>): > can any one tell me which one is greater than? Please give your proof. > > sqrt((a1+a2+...+an)/n) ? (sqrt(a1)+sqrt(a2)+...+sqrt(an))/n > > Bui You have said nothing about what ai (real / complex / etc.) are. Look into application of Cauchy Schwarz inequalities. And it is not considered good form to pose your homework problems on Usenet :)