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Re: Copy input and User Defined Variables

• To: mathgroup at smc.vnet.net
• Subject: [mg70273] Re: Copy input and User Defined Variables
• From: albert <awnl at arcor.de>
• Date: Wed, 11 Oct 2006 01:53:24 -0400 (EDT)
• References: <egfsak$qnn$1@smc.vnet.net>

Bubba wrote:

> Hello I'm new to Mathematica. I have two questions
> 
> Q1: Is there any shortcut for copying the previos input. In another system
> you hit the arrow-up key and voila. I know that you can use % but that is
> reffering to the output not input. I want a copy of my *input* so I can
> change it. I do not want to go back to my previos input and change that
> since I want a new fresh copy of the input. I know of course that you
> can copy and paste but that takes to much time.

Ctrl-L will copy the previous Input-Cell when working with the FrontEnd. I
don't know of a way to access the complete history this way, though.

> Q2: I want to see all the symbols I have defined myself. If I enter ?*
> I get a list of all the symbols in Mathematica and at the end I see my
> symbols. But I only want to see my symbols and not Mathematicas. Is
> there a way to accomplish that?

Try this:

?Global`*

Of course this works only if all the symbols you created are in the Global`
context, which is the default...

hth,

albert