Re: [Tutor] exercise (while loop)

2014-04-01 Thread Danny Yoo
> So this call will always try to round None(the default return value) > And of course it produces no output since it prints nothing. > > Are you sure that's actually what is in the book? No. That's very much why I wanted a reference to the original source of the problem. Scott attributed too m

Re: [Tutor] exercise (while loop)

2014-04-01 Thread Alan Gauld
On 01/04/14 02:07, Scott W Dunning 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

Re: [Tutor] exercise (while loop)

2014-04-01 Thread Dave Angel
Scott W Dunning Wrote in message: > 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 >

Re: [Tutor] exercise (while loop)

2014-04-01 Thread Mark Lawrence
On 01/04/2014 02:47, Danny Yoo wrote: On Mar 31, 2014 6:22 PM, "Scott W Dunning" mailto:scott@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): >

Re: [Tutor] exercise (while loop)

2014-03-31 Thread Scott W Dunning
On Mar 31, 2014, at 7:10 PM, Danny Yoo wrote: Thanks for the info Danny! I’ll try that and I should be able to figure it out with your help! The book I was referring to is greentreepress. ___ Tutor maillist - Tutor@python.org To unsubscribe or c

Re: [Tutor] exercise (while loop)

2014-03-31 Thread Danny Yoo
On Mon, Mar 31, 2014 at 8:48 PM, Scott W Dunning wrote: > > On Mar 31, 2014, at 7:10 PM, Danny Yoo wrote: > Thanks for the info Danny! I’ll try that and I should be able to figure it > out with your help! > > The book I was referring to is greentreepress. The reason I'm asking is I want to do

Re: [Tutor] exercise (while loop)

2014-03-31 Thread Danny Yoo
> I tweaked it to what I thought was correct but when I test it I get nothing > back. > > def square_root(a, eps=1e-6): >x = a/2.0 >while True: >y = (x + a/x)/2.0 >if abs(x - y) < eps: >return y >x = y > > round(square_root(9)) > > The way I tweaked it s

Re: [Tutor] exercise (while loop)

2014-03-31 Thread Danny Yoo
Also, which book? ___ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: https://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] exercise (while loop)

2014-03-31 Thread Danny Yoo
On Mar 31, 2014 6:22 PM, "Scott W Dunning" 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 +

[Tutor] exercise (while loop)

2014-03-31 Thread Scott W Dunning
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: