Feb 15, 2011 #1 whattttt Messages 18 Reaction score 0 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
Feb 15, 2011 #2 mathwonk Science Advisor Homework Helper 2024 Award Messages 11,930 Reaction score 2,191 you might try just finding its radius.