Those Pesky Minus Signs
- To: mathgroup at smc.vnet.net
- Subject: [mg43275] Those Pesky Minus Signs
- From: "David Park" <djmp at earthlink.net>
- Date: Sat, 23 Aug 2003 08:09:00 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
Dear MathGroup, How would one simplify (-1/2)(a + b + c) 1/2(-a - b - c) so the minus sign was in front? Why does it get pulled within in the first place? David Park djmp at earthlink.net http://home.earthlink.net/~djmp/