You should not become pregnant while you are using this medication. Atenolol may harm an unborn baby. If you become pregnant while using this medication, talk to your doctor right away about its risks and benefits. This medication passes into breast milk and may have undesirable effects on a nursing infant.
Dimensions of a Matrix. The number of rows and columns of a matrix, written in the form rowsÃcolumns. The matrix below has 2 rows and 3 columns, so its dimensions are 2Ã3. This is read aloud, two by three.. Note: One way to remember that R ows come first and C olumns come second is by thinking of RC Cola Â® .
Definition of Matrix. A matrix is a collection of numbers arranged into a fixed number of rows and columns. Usually the numbers are real numbers. In general, matrices can contain complex numbers but we won't see those here.Here is an example of a matrix with three rows and three columns: The top row is row 1.The leftmost column is column 1. This matrix is a 3x3 matrix because it has three rows and three columns. In describing matrices, the format is: rows X columns. Each number that makes up a matrix is called an element of the matrix. The elements in a matrix have specific locations.he top row is row 1. The leftmost column is column 1. This matrix is a 3x3 matrix because it has three rows and three columns. In describing matrices, the format is: rows X columns. Each number that makes up a matrix is called an element of the matrix. The elements in a matrix have specific locations.