On 19 May 2014 13:05, Russell Standish <[email protected]> wrote:
> On Mon, May 19, 2014 at 10:02:25AM +1200, LizR wrote: > > > > I don't know the maths, but I think I understand the principle. General > > relativity predicts that space in the vicinity of massive bodies is > curved, > > or non-Euclidean, like the surface of a sphere or a saddle. This will > > effectively change the value of pi, as defined as the ratio of a circle's > > circumference to its diameter, and make the angles of a triangle sum to a > > value ofther than 180 degrees. You can see this on the surface of the > Earth > > Yes, except that conventionally pi is a constant, so you should be > saying that the ratio of tyhe circumference to diameter becomes less than > pi. Just a small nit picked. > Sure. That's why I added "as defined by..." But yes, come to think of it, I probably shouldn't have mentioned pi, which is of course a mathematical CONSTANT. Oops. -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
