In article <3790faeb-ae4c-4b45-b0a6-41cb32e46...@k13g2000yqe.googlegroups.com>, Patrick Maupin <pmau...@gmail.com> wrote: >On Apr 6, 11:10=A0pm, Patrick Maupin <pmau...@gmail.com> wrote: >> On Apr 6, 11:04=A0pm, Patrick Maupin <pmau...@gmail.com> wrote: >> >> >> >> > On Apr 6, 10:16=A0pm, monkeys paw <mon...@joemoney.net> wrote: >> >> > > I have the following acre meter which works for integers, >> > > how do i convert this to float? I tried >> >> > > return float ((208.0 * 208.0) * n) >> >> > > =A0>>> def s(n): >> > > ... =A0 =A0 return lambda x: (208 * 208) * n >> > > ... >> > > =A0>>> f =3D s(1) >> > > =A0>>> f(1) >> > > 43264 >> > > =A0>>> 208 * 208 >> > > 43264 >> > > =A0>>> f(.25) >> > > 43264 >> >> > Not sure why you are returning a lambda (which is just a function that >> > does not have a name) from an outer function. >> >> > A function that does this multiplication would simply be: >> >> > def s(n): >> > =A0 =A0 return 208.0 * 208.0 * n >> >> > Regards, >> > Pat >> >> I realized I didn't show the use. =A0A bit different than what you were >> doing: >> >> >>> def s(n): >> >> ... =A0 =A0 return 208.0 * 208.0 * n >> ...>>> s(1) >> 43264.0 >> >>> s(0.5) >> 21632.0 >> >>> s(3) >> >> 129792.0 >> >> I'm not sure exactly what you mean by "acre meter" though; this >> returns the number of square feet in 'n' acres. >> >> Regards, >> Pat > >I should stop making a habit of responding to myself, BUT. This isn't >quite an acre in square feet. I just saw the 43xxx and assumed it >was, and then realized it couldn't be, because it wasn't divisible by >10. (I used to measure land with my grandfather with a 66 foot long >chain, and learned at an early age that an acre was 1 chain by 10 >chains, or 66 * 66 * 10 =3D 43560 sqft.) >That's an exact number, and 208 is a poor approximation of its square >root.
208 = 2^6 * 13^2 66 = 2 * 3 * 11 Now I understand why the state of Wisconsin wants to drop out of the USA and join the EU ;-) > >Regards, >Pat Groetjes Albert -- -- Albert van der Horst, UTRECHT,THE NETHERLANDS Economic growth -- being exponential -- ultimately falters. alb...@spe&ar&c.xs4all.nl &=n http://home.hccnet.nl/a.w.m.van.der.horst -- http://mail.python.org/mailman/listinfo/python-list
