1. In order to prove that the stereographic projections (from the poles N, S onto the equatorial plane) form an atlas of the 2-sphere check that the transitions function os 71: R² \ {0} → R2\{0} is given by: 500+1(x, y) = x²±² (x, y); in particular we see that it is a diffeomorphism. 1 x²+y2
1. In order to prove that the stereographic projections (from the poles N, S onto the equatorial plane) form an atlas of the 2-sphere check that the transitions function os 71: R² \ {0} → R2\{0} is given by: 500+1(x, y) = x²±² (x, y); in particular we see that it is a diffeomorphism. 1 x²+y2
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.4: Plane Curves And Parametric Equations
Problem 34E
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
Transcribed Image Text:1. In order to prove that the stereographic projections (from the poles N, S onto the equatorial
plane) form an atlas of the 2-sphere check that the transitions function os 71: R² \ {0} →
R2\{0} is given by: 500+1(x, y) = x²±² (x, y); in particular we see that it is a diffeomorphism.
1
x²+y2

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