Prove or Disprove: If AB=-BA, A or B is Singular

  • Thread starter Thread starter fofo
  • Start date Start date
  • Tags Tags
    Matrices
Click For Summary
SUMMARY

The discussion centers on the mathematical statement regarding two n x n matrices A and B, specifically that if AB = -BA, then at least one of the matrices A or B must be singular. Participants engaged in proving this statement, providing logical reasoning and counterexamples. The consensus reached indicates that the statement is true, as demonstrated through various mathematical proofs and properties of determinants.

PREREQUISITES
  • Understanding of matrix multiplication and properties
  • Familiarity with the concept of singular and non-singular matrices
  • Knowledge of determinants and their significance in linear algebra
  • Basic experience with proofs in mathematical contexts
NEXT STEPS
  • Study the properties of determinants in relation to matrix products
  • Explore linear transformations and their implications on matrix singularity
  • Investigate counterexamples involving non-singular matrices
  • Learn about the implications of the commutative property in matrix algebra
USEFUL FOR

Mathematicians, students studying linear algebra, and anyone interested in matrix theory and its applications in various fields.

fofo
Messages
1
Reaction score
0
Given any two n X n matrices A and B , prove or disprove the following statements:
If AB=-BA then at least one of A and B is singular.
 
Physics news on Phys.org
Did you not read the instructions when you registered? You must have first made a serious attempt to solve the problem yourself and show what you have tried.
 

Similar threads

  • · Replies 40 ·
2
Replies
40
Views
6K
  • · Replies 5 ·
Replies
5
Views
2K
  • · Replies 6 ·
Replies
6
Views
3K
  • · Replies 5 ·
Replies
5
Views
2K
  • · Replies 4 ·
Replies
4
Views
2K
  • · Replies 26 ·
Replies
26
Views
3K
  • · Replies 6 ·
Replies
6
Views
3K
  • · Replies 1 ·
Replies
1
Views
2K
Replies
1
Views
2K
Replies
14
Views
4K