Physics Library
 An open source physics library
Encyclopedia | Forums | Docs | Random | Template Test |  
Login
create new user
Username:
Password:
forget your password?
Main Menu
Sections

Meta

Talkback

Downloads

Information
density matrix (Definition)
Definition 1.1   A density matrix $\rho$ is a matrix representing the density operator with the conditions:
  1. The trace of $\rho$ is $1$.
  2. $\rho$ is a positive-semidefinite matrix

References

[1] MIT OpenCourseWare, 8.371J Quantum Information Science, Spring 2006.

[2]Blum, Karl, Density Matrix Theory and Applications. 2nd edition Springer, 1996.



"density matrix" is owned by bloftin.
View style:

Cross-references: trace, operator, matrix

This is version 1 of density matrix, born on 2009-02-10.
Object id is 505, canonical name is DensityMatrix.
Accessed 323 times total.

Classification:
Physics Classification: 03.67.-a (Quantum information)
Pending Errata and Addenda
None.
Discussion
Style: Expand: Order:

No messages.

Testing some escape charachters for html category with a generator has an injective cogenerator" now escape ” with "