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How is square root calculated?

  1. Apr 16, 2007 #1
    Just bored and decided I want to make my own little calculator on my computer. What is the method for finding the square root of an input number?
     
  2. jcsd
  3. Apr 16, 2007 #2
    To find the sqrt of a

    x'=(a/x+x)/2

    iterate.

    Have fun.
     
  4. Apr 16, 2007 #3
    Thanks, I appreciate it. Sorry it was such a bad question:shy:.
     
    Last edited: Apr 16, 2007
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