[Tutor] exercise (while loop)
breamoreboy at yahoo.co.uk
Tue Apr 1 11:09:34 CEST 2014
On 01/04/2014 02:47, Danny Yoo wrote:
> On Mar 31, 2014 6:22 PM, "Scott W Dunning" <scott.w.d at cox.net
> <mailto:scott.w.d at cox.net>> wrote:
> > I’m working on a few exercises and I’m a little stuck on this one.
> > This is what the book has but it just gives me an endless loop.
> > def square_root(a, eps=1e-6):
> > while True:
> > print x
> > y = (x + a/x) / 2
> > if abs(y-x) < epsilon:
> > break
> > round(square_root(9))
> Hi Scott,
> Ah. I think I see what might be wrong, but let's make sure about this.
> Can you explain what 'x', 'y' are in this function?
And the difference between eps and epsilon while (ouch) we're at it.
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