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 (541)
Corrections (47)
Classification

talkback
Polls
Forums
Feedback
Bug Reports

downloads
Snapshots
PM Book

information
News
Docs
Wiki
ChangeLog
TODO List
Copyright
About
Owner confidence rating: High Entry average rating: Very high
Kronecker delta (Definition)
IntegralMeanValueTheorem

"Kronecker delta" is owned by akrowne.
(view preamble | get metadata)

View style:

See Also: identity matrix, Levi-Civita permutation symbol
Log in to rate this entry.
(view current ratings)

Cross-references: matrix, terms, identity matrix, generalized Kronecker delta symbol, integers
There are 21 references to this entry.

This is version 3 of Kronecker delta, born on 2002-01-04, modified 2006-10-28.
Object id is 1221, canonical name is KroneckerDelta.
Accessed 20415 times total.

Classification:
AMS MSC: 15A99 (Linear and multilinear algebra; matrix theory :: Miscellaneous topics)
Pending Errata and Addenda
None.
[ View all 2 ]
Discussion
Style: Expand: Order:
forum policy
Subscripts by sgraves on 2006-07-28 10:31:58
Need the subscripts of the delta be integers? Take the case of an orthonormal set in a Hilbert space: U=\{u_\alpha|\alpha\in A\} for some index set A, with U orthonormal iff (u_\alpha,u_\beta)=\delta_{\alpha~\beta}.

~sjg
[ reply | up ]
Interact
post | correct | update request | add derivation | add example | add (any)