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MATRIX INPUT
13.8
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MATRIX INPUT: Read in a matrix for a part of the model.
This option can be used to input a matrix in sparse form at.
Product: ABAQUS/Standard
Type: Model data
Level: Model
References:
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“Defining matrices,” Section 2.10.1 of the ABAQUS Analysis User’s Manual
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MATRIX ASSEMBLE
Required parameter:
NAME
Set this parameter equal to a label that will be used to refer to this matrix.
Optional parameters:
INPUT
Set this parameter equal to the name of the alternate input file from which the data lines are to
be read. See “Input syntax rules,” Section 1.2.1 of the ABAQUS Analysis User’s Manual, for the
syntax of such file names. If this parameter is omitt ed, it is assumed that the data follow the key word
line.
SCALE FACTOR
Set this param eter equal to a nonzero real number
by which all matrix entries will be mu ltiplied.
The default value is
.
Data lines to define the matrix in sparse format (only nonzero terms):
First line:
1. Row node number.
2. Degree of freedom number for row node.
3. Colum n node number.
13.8–1
ABAQUS Version 6.1 Module:
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