PlanetMath (more info)
 Math for the people, by the people. Sponsor PlanetMath
Encyclopedia | Requests | Forums | Docs | Wiki | Random | RSS  
Login
create new user
name:
pass:
forget your password?
Main Menu
sections
Encyclopædia
Papers
Books
Expositions

meta
Requests (236)
Orphanage
Unclass'd (1)
Unproven (540)
Corrections (46)
Classification

talkback
Polls
Forums
Feedback
Bug Reports

downloads
Snapshots
PM Book

information
News
Docs
Wiki
ChangeLog
TODO List
Copyright
About
References to 'antipodal'
1. antipodal isothermic points by pahio
2. antipodal map on $S^n$ is homotopic to the identity if and only if $n$ is odd by mps
3. area of a spherical triangle by Mathprof
4. biangle by Wkbj79
5. Borsuk-Ulam theorem by RevBobo
6. circle has one center by Wkbj79
7. comparison of common geometries by Wkbj79
8. degree (map of spheres) by drini
9. geodesic by Mathprof
10. great circle by Wkbj79
11. hairy ball theorem by rspuzio
12. identity map by bwebste
13. non-Euclidean geometry by Wkbj79
14. proof of Borsuk-Ulam theorem by bwebste
15. proof of ham sandwich theorem by Statusx