- #1

lukaszh

- 32

- 0

i can't find anywhere,what is and how to find matrix signature. wikipedia tells only, that signature matrix is matrix with +/-1 on diagonal. For example

1 1 1

1 1 1

1 1 0

how to find signature. THank you :-)

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- Thread starter lukaszh
- Start date

- #1

lukaszh

- 32

- 0

i can't find anywhere,what is and how to find matrix signature. wikipedia tells only, that signature matrix is matrix with +/-1 on diagonal. For example

1 1 1

1 1 1

1 1 0

how to find signature. THank you :-)

- #2

- 3,475

- 257

i can't find anywhere,what is and how to find matrix signature. wikipedia tells only, that signature matrix is matrix with +/-1 on diagonal. For example

1 1 1

1 1 1

1 1 0

how to find signature. THank you :-)

Is this what you're looking for?

http://en.wikipedia.org/wiki/Metric_signature#Matrices

- #3

HallsofIvy

Science Advisor

Homework Helper

- 43,021

- 971

Grammatically, "signature matrix" and "matrix signature" are two different things!

i can't find anywhere,what is and how to find matrix signature. wikipedia tells only, that signature matrix is matrix with +/-1 on diagonal. For example

1 1 1

1 1 1

1 1 0

how to find signature. THank you :-)

According to the website jbunniii references, the "signature of a matrix" is an order triple of integers: (the number of positives entries on the main diagonal, the number of negative entries on the main diagonal, the number of 0 entries on the main diagonal).

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