Difference between two commands.
- To: mathgroup at smc.vnet.net
- Subject: [mg90474] Difference between two commands.
- From: Budaoy <yaomengliang at gmail.com>
- Date: Thu, 10 Jul 2008 06:36:45 -0400 (EDT)
What's the difference between these two commands: << and Needs? Sometimes we use <<Graphics` and sometimes we use Needs["ComputerArithmetic`"]. Where do they distinguish from each other?