whattttt Messages 18 Reaction score 0 Thread starter Feb 15, 2011 #1 Does anyone have any idea how to find the length of a circle (theta)=pi/2 on the unit sphere. I am just not 100% sure on what sort of parameterisation should be used. Thanks
Does anyone have any idea how to find the length of a circle (theta)=pi/2 on the unit sphere. I am just not 100% sure on what sort of parameterisation should be used. Thanks
mathwonk Science Advisor Homework Helper Messages 12,042 Reaction score 2,343 Feb 15, 2011 #2 you might try just finding its radius.