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Working with open intervals

• To: mathgroup at smc.vnet.net
• Subject: [mg60849] Working with open intervals
• From: Renan <renan.birck at gmail.com>
• Date: Fri, 30 Sep 2005 03:57:18 -0400 (EDT)
• Reply-to: Renan <renan.birck at gmail.com>
• Sender: owner-wri-mathgroup at wolfram.com

Hello,

I'd like to know if can the Interval command work with open intervals?
If not, how can I work with open intervals?

I need the operations like intersection and union.

Thanks,
Renan "Wishmaster" - Canoas, RS, Brazil