prod

Syntax

R = prod(x)

R = prod(x,dim)

Inputs

A

The argument from which to multiply elements.

Type: double | complex | integer

Dimension: scalar | vector | matrix

dim

The dimension on which to multiply.

Default: first non-singleton dimension.

Type: integer

Dimension: scalar

Outputs

R

The products of elements.

Examples

Vector:

R = prod([1,2,3])

R = 6

Matrix with default dimension:

R = prod([1,2,3;1,2,3;1,2,3])

R = [ 1 8 27 ]

Matrix with specified dimension:

R = prod([1,2,3;1,2,3;1,2,3],2)

R = [Matrix] 3 x 1
6
6
6

Matrix with all dimensions:

R = prod([1,2,3;1,2,3;1,2,3],'all')

R = 216