Subj : Re: Hey Nick To : alt.tv.farscape From : Nick Date : Tue Sep 06 2005 01:35:04 From Newsgroup: alt.tv.farscape weirdwolf wrote: > Jim Larson wrote in > news:Xns96C85DFBB4CE3v234oiwofui3284af93@130.133.1.18: > >> weirdwolf wrote: >> >>> Jim Larson wrote in >>> news:Xns96C7DDDCD78E23v234oiwofui3284af93@130.133.1.18: >>> >>>> weirdwolf wrote: >>>> >>>>> Jim Larson wrote in >>>>> news:Xns96C7D1AFD4DF83v234oiwofui3284af93@130.133.1.18: >>>>> >>>>>> weirdwolf wrote: >>>>>> >>>>>>> You know you were saying about how you would trust a big >>>>>>> U.S. news corporation to give the facts correctly: >>>>>>> >>>>>>> http://makeashorterlink.com/?K2F412CBB >>>>>>> >>>>>> >>>>>> (All the cool kids use tinyurl.com) >>>>>> >>>>> >>>>> Well there's the problem, I'm all hot and sweaty. >>>>> I did however show some adults today the thing about the >>>>> internal angles >>>>> in a triangle don't add up to 180 degrees and pi isn't 3 an a >>>>> bit that I >>>> >>>> (Sphere? Poincare plane? What?) >>> >>> Balloon. You draw a triangle on a ballon and then inflate it. >>> You then put it ontop of something circular like a mug and push >>> the centre part down. I've found that it's the best way to get >>> people thniking about it, cheap and simple to do as well. >>> >> >> (Positive curvature then. Kind of impossible to demonstrate the >> hyperbolic case with real props.) > > We have several buildings in my area with hyperbolic paraboloid > shaped > roofs. They are rather nifty. Of course it's not that uncommon a > shape, think a power station cooling tower cut vertically down the > centre. > They were all designed by a local architect called Sam Scorer. > Not a great picture I'm afraid but the best I could find: > http://www.lincoln.ac.uk/home/newsbyte/issue10-img/scorer-library.j > pg > > You should have seen the puzzled look on my face when I was > reading a > book on n dimensional geomotry where n was greater than 3. Hell I > get confused reading Euclid, but it's a lot more interesting than > just counting things when you look at the patterns and weird > stuff. As I look at that roof all I can think is that it is going to hold water. BTW, you can't claim to be dumb and post about reading n dimensional geometry books for fun. You are going to have to stop doing one of them. I can link you to some comic strips if it will help. .