What does +- mean?
- To: mathgroup at smc.vnet.net
- Subject: [mg47519] What does +- mean?
- From: Lautaro Vergara <lvergara at lauca.usach.cl>
- Date: Thu, 15 Apr 2004 03:39:29 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
I have found (v. 5.0) an extrange thing: when one expands, e.g.,
there appear a +- sign (which is correctly not present when one changes
-1/2 by -1)
is this a bug or a feature?
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