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Re: Setting Negatives to Zero

  • To: mathgroup at smc.vnet.net
  • Subject: [mg82785] Re: Setting Negatives to Zero
  • From: Szabolcs Horvát <szhorvat at gmail.com>
  • Date: Wed, 31 Oct 2007 06:05:59 -0500 (EST)
  • References: <fg6qha$dj0$1@smc.vnet.net> <fg7287$jv9$1@smc.vnet.net>

Steve Luttrell wrote:
> These do the sort of thing you want
> 
> {1, 2, -3, -4, 5, 6} /. {_?(# < 0 &) -> 0}

There's one more function, Negative:

{1, 2, -3, -4, 5, 6} /. _?Negative -> 0

> {1, 2, -3, -4, 5, 6} /. {_?NonPositive -> 0}
> 
> and both give
> 
> 


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