# Synopsis

PDX_MSGT imth_ConcatMatrix2(long option, IMTH_MATRIX parent, IMTH_MATRIX child, IMTH_MATRIX concat)

# Purpose

Concatenate iges matrices.

# Description

This function will concatenate the iges matrices.

# Input

## option

### IMTH_TRANSPOSE

Concatenate with the transpose (inverse) of the child matrix

## parent

Parent matrix

## child

Child matrix

# Output

## concat

Concatenate matrix

# Return

IGES_NOERR or error