WebSep 11, 2006 · "Show that the geodesic on the surface of a straight circular cylinder is a (partial) helix" I used the example of the geodesic on a sphere in the book, but when i calculate the angle phi i get something like phi=b*z+c, where b and c are constants; this is a straight line?! Or does it just mean that the 'speed' of phi doesn't change in time?? WebJul 9, 2024 · Lagrange Multipliers for finding Geodesics on a Cylinder Asked 3 years, 8 months ago Modified 3 years, 8 months ago Viewed 427 times 1 Given a right circular cylinder: g ( x, y, z) = x 2 + y 2 − 1 = 0 Use Lagrange multipliers to show that the geodesics on the cylinder are helices.
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WebJul 6, 2024 · You can use the proof to deduce that there's at most one simple closed geodesic going around the "belt" of the cylinder (i.e., not nullhomotopic on the cylinder). But suppose you have closed geodesic (s) that are nullhomotopic on the cylinder but go around the missing point. How many can there be? – Ted Shifrin Jul 7, 2024 at 18:30 … WebJun 3, 2024 · Geodesic distance between two point on a cylinder Thank you Dr. Peterson. Your explanation is logically straightforward and will be very useful. Looking at the expressions in your solution, it appears that my originally derived formulas were at least headed in the right direction. You must log in or register to reply here. cheveley red lion
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Web3. Since is a geodesic, its speed is constant: x0(t)2+ y0(t)2+ z0(t)2= s2 for some s. Since z0(t) = v 3is also constant, x0(t)2+ y0(t)2= s2z0(t)2= s2v 3(y) is also constant. Since is a curve in S, _ (t) is orthogonal to rf( ) for every t. This is, x0(t);y0(t);z0(t) 2x(t);2y(t);0 WebJun 27, 1999 · A geodesic intersecting itself on a 90° cone. Locally Isometric. By now you should realize that when a piece of paper is rolled or bent into a cylinder or cone, the … WebFind the equation giving 0 as a function of z for the geodesic (shortest path) on the cylinder between two points with cylindrical polar coordinates (R, 01, z]) and (R, 02, 22). Describe the geodesic. Is it unique? By imagining the surface of the cylinder unwrapped and laid out flat, Show transcribed image text Expert Answer 100% (5 ratings) cheveley village