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MathGroup Archive 2007

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normalize a table

  • To: mathgroup at
  • Subject: [mg72768] normalize a table
  • From: Ruth <ruth.lazkoz at>
  • Date: Fri, 19 Jan 2007 01:01:18 -0500 (EST)


I want to do something really simple, which is take a table made of 
pairs and normalize the first number in each pair by dividing by the 

For instance, I want to transform this list


into this one

{{1/4, 0.2}, {1/2, 0.3}, {3/4, 0.4}, {1, 0.5}}

The way i did it is through the chain of commands




There must be a more elegant way to do it, but @&# and commands like 
those are still hard to handle for me, and I could not work it out

Thanks in advance,


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