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2 Assumptions for one parameter?

• To: mathgroup at smc.vnet.net
• Subject: [mg128043] 2 Assumptions for one parameter?
• From: Andreas Talmon l'Armée at smc.vnet.net
• Date: Tue, 11 Sep 2012 02:32:29 -0400 (EDT)
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• References: <20120909213203.DDDE06374@smc.vnet.net> <20120910080640.DD4A7685C@smc.vnet.net>

Hi all,

What is the right typing to make two assumptions for one parameter?
Something like this:

$Assumptions={a>0&&Element[a,Reals]}

And is there a way to to control my assumptions made for the parameters 
I use something like

?a


Thanks,

Andreas

• References:
  • How on Earth?
    • From: "Chris Degnen" <degnen@cwgsy.net>
  • Re: How on Earth?
    • From: Bob Hanlon <hanlonr357@gmail.com>