The basics
Alternative way of saying the size of a matrix
Order
The condition that allows matrices to be added or subtracted
Same order
When a matrix only has zeros in it
Zero matrices
Transition means
Change
The name give to a matrix that represents direct communication
One-step (communication)
The name given to a number in a matrix
Element
When an element in a matrix is multiplied by the same number
Scalar multiplication
A matrix with one row
Row matrix
The way to represent an inverse of matrix A
A-1
The name give to a system of equations
Simultaneous equations
How the order of a matrix is written
Rows x columns
When two matrices are multiplied together
Matrix multiplication
A matrix with one column
Column matrix
The name when transition matrices have the same answers
The name given to a matrix that show communication via another person
Two-step (communication)
A silly way to remember how to write the order of a matrix
Red chicken
The order of a new matrix when 3 x 2 and a 2 x 4 are multiplied together
3 x 4
When a matrix has the same number of rows and columns
Square matrix
The matrix that shows change
Transition matrix
The diagram that represents a communication matrix
Network
How an element is represented
aij
The answer to when matrix A is multiplied by an identity matrix
matrix A
When a matrix has ones in the leading diagonal and zeros as the other elements
Identity matrix
The matrix that shows the start of a situation
Initial state matrix
When the determinant of a matrix equals zero
Singular matrix