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Re: How to Do a Replacement with Two Conditions

• To: mathgroup at smc.vnet.net
• Subject: [mg119705] Re: How to Do a Replacement with Two Conditions
• From: Gregory Lypny <gregory.lypny at videotron.ca>
• Date: Sat, 18 Jun 2011 06:20:15 -0400 (EDT)
• References: <201106170407.AAA28768@smc.vnet.net>

Thanks Heike,

The syntax makes sense.  I was trying to make a list of conditions too but used only one condition operator (/;) and placed it outside the braces.

Gregory



On Fri, Jun 17, 2011, at 4:57 AM, Heike Gramberg wrote:

> myList /. {x_ /; x > 180 -> 1, x_ /; x <= 180 -> 0}
> 
> Heike.
> 
> On 17 Jun 2011, at 05:07, Gregory Lypny wrote:
> 
>> Hello everyone,
>> 
>> I have a list of integers and I want to replace numbers bigger than 180 with one and those less than or equal to 180 with 0 to create a dummy variable.  The ones are easy:
>> 
>> 	myList /. x_ /; x > 180 -> 1
>> 
>> How do I get the zeros in there?
>> 
>> Regards,
>> 
>> Gregory
>> 
> 

• References:
  • How to Do a Replacement with Two Conditions
    • From: Gregory Lypny <gregory.lypny@videotron.ca>