Matris

1. is a matrix with the same dimensions as a number matrix and ones on its main diagonal.
5. is the number of rows and columns in a matrix, for example, an m x n matrix.
6. is a value associated with an element, dependent on its position and size.
9. is a matrix with non-zero elements only on its main diagonal.
10. is the matrix obtained by finding the reciprocal of each element in a matrix.
13. is a matrix that is equal to its transpose.
14. is a characteristic value associated with a matrix.
15. is a matrix divided into blocks.

2. is the operation of switching rows and columns in a matrix.
3. is a table of numbers used in algebra and engineering.
4. is two vectors being perpendicular, or a matrix whose transpose is equal to its inverse.
5. is a number associated with a square matrix.
7. is a matrix with complex entries where the transpose of the matrix is equal to its conjugate.
8. is a matrix with zeros either above or below its main diagonal.
11. is a vector associated with an eigenvalue.
12. multiplicationu is Multiplying a matrix by a single number.