Mathematica 9 is now available
Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2006
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2006

[Date Index] [Thread Index] [Author Index]

Search the Archive

Count Function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg65501] Count Function
  • From: Gregory Lypny <gregory.lypny at videotron.ca>
  • Date: Wed, 5 Apr 2006 06:55:53 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

The syntax will be the death of me.

Count[X[[All,14]], -9.] will tally how many elements in column 14 of  
matrix X are equal to -9, but I can't for the life of me figure out  
how to get how many are greater than -9.  Any hint would be most  
appreciated.

	Greg



  • Prev by Date: Re: Solving the differential equation
  • Next by Date: Re: Solving the differential equation
  • Previous by thread: Re: HoldFirst question
  • Next by thread: Re: Count Function