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 'unit vector'
1. antipodal map on $S^n$ is homotopic to the identity if and only if $n$ is odd by mps
2. circular helix by rspuzio
3. continuity equation by perucho
4. continuous geometry by CWoo
5. decomposition of orthogonal operators as rotations and reflections by stevecheng
6. derivation of 2D reflection matrix by stevecheng
7. derivation of Black-Scholes formula in martingale form by stevecheng
8. derivation of rotation matrix using polar coordinates by stevecheng
9. diagonal matrix by rspuzio
10. distance of non-parallel lines by pahio
11. divergence by rmilson
12. gradient by CWoo
13. gradient in curvilinear coordinates by stevecheng
14. hairy ball theorem by rspuzio
15. Hamiltonian quaternions by mathcam
16. motion in central-force field by pahio
17. multi-index notation by matte
18. perspective drawing by stevecheng
19. position vector by pahio
20. proof of existence and uniqueness of singular value decomposition by fernsanz
21. proof of Frattini argument by bwebste
22. proof of ham sandwich theorem by Statusx
23. proof of Rodrigues' rotation formula by stevecheng
24. proof of Scott-Wiegold conjecture by whm22
25. Ricci tensor by rmilson
26. Rodrigues' rotation formula by acastaldo
27. rotation matrix by matte
28. second fundamental form by stevecheng
29. series inversion by stevecheng
30. state by mhale
31. Sturm's theorem by rspuzio
32. surface normal by pahio
33. topics on vectors by perucho
34. vector norm by mike
35. vector projection by pahio
36. zonotope by mps