ArrayTranspose

Array or matrix transpose.

Declaration

Syntax

ArrayTranspose(expr matrix, ttype type, expr? value)

Arguments

Argument Name

Argument Description

matrix

expression array, single or multi dimensional, square matrix

type

table entry type

value

expression value

Return values

The return value is the expression that the ArrayTranspose represents.

Description

ArrayTranspose represents transpose of square matrix, where row are stored in column values and column values are store in rows.

Types

Only accepts integers.

Examples

integer :: a(3, 4), b(4, 3)
b = transpose(a)

ASR:

(TranslationUnit
    (SymbolTable
        1
        {
            a:
                (Variable
                    1
                    a
                    Local
                    ()
                    ()
                    Default
                    (Integer 4 [((IntegerConstant 1 (Integer 4 []))
                    (IntegerConstant 3 (Integer 4 [])))
                    ((IntegerConstant 1 (Integer 4 []))
                    (IntegerConstant 4 (Integer 4 [])))])
                    Source
                    Public
                    Required
                    .false.
                ),
            b:
                (Variable
                    1
                    b
                    Local
                    ()
                    ()
                    Default
                    (Integer 4 [((IntegerConstant 1 (Integer 4 []))
                    (IntegerConstant 4 (Integer 4 [])))
                    ((IntegerConstant 1 (Integer 4 []))
                    (IntegerConstant 3 (Integer 4 [])))])
                    Source
                    Public
                    Required
                    .false.
                )

        })
    [(=
        (Var 1 b)
        (ArrayTranspose
            (Var 1 a)
            (Integer 4 [((IntegerConstant 1 (Integer 4 []))
            (IntegerConstant 4 (Integer 4 [])))
            ((IntegerConstant 1 (Integer 4 []))
            (IntegerConstant 3 (Integer 4 [])))])
            ()
        )
        ()
    )]
)

See Also