Re: Why Round[5/2]=2?
- To: mathgroup at smc.vnet.net
- Subject: [mg17525] Re: Why Round[5/2]=2?
- From: phbrf at t-online.de (Peter Breitfeld)
- Date: Fri, 14 May 1999 01:13:03 -0400
- Organization: das ist ein breites Feld ...
- References: <7h4j9n$ei9@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Xing Jing Li <xingjing at calvin.math.vt.edu> schrieb: > While I am working on the exercises on the book _Power Programming > with Mathematica_ I noticed that Round[5/2] gave me 2. It is obviously > wrong. But how could this happen? I am using Mathematica 3.0.1 on a > Macintosh. I also tried the command"Round[5/2]" on other Macintoshes > and PCs and all them gave me 2. Is this some kind bug? Other numbers I > tried gave me the answers I expected. > > Can some one tell me what is going on? > Xing, In Mathematica numbers of the form x.5 are rounded to the nearest _even_ integer. (at least since MMa 3.0) Es gruesst Peter -- =--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--=--= Peter Breitfeld, Saulgau, Germany PGP public key: 08548045