tril (MathScript RT Module Function)
Owning Class: linalgebra
Requires: MathScript RT Module
Syntax
c = tril(a)
c = tril(a, b)
Description
Returns the lower triangular part of a matrix.
Inputs
| Name | Description |
|---|---|
| a | Specifies a matrix. |
| b | Specifies a diagonal in a. b is an integer. |
Outputs
| Name | Description |
|---|---|
| c | Returns the lower triangular part of a. If you specify b and b is not equal to 0, c returns all elements of a on and below the bth diagonal. c is a matrix of the same size as a. |
Examples
A = [1-i, 3+4i; 5-7i, -i]
C = tril(A)