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README
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Brief description of each Alter delivered with the current version of MSC/NASTRAN. Click on the alter of interest below for more detailed description.
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appenda.v2004
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Appends eigenvalue solutions.
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cmsefa.v2004
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Calculates fraction of the strain energy in system modes which contributed by superelement component modes.
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cova.v2004
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Computes the variance and standard deviation in response given the user-specified
variance in design variables.
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cygyroa.v2004
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Adds gyroscopic terms to cyclic symmetry analyses.
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dmigtrna.v2004
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Transforms the dmig matrix to the basic coordinate system.
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fstrsta.v2004
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Alter for the support of fast restart in SOLs 111 and 112.
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fsuma.v2004
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Alter for Including Preload in Frequency Response Analysis.
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genela.v2004
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Calculates the forces resulting from a GENEL element in SOL 112.
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glforcea.v2004
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Calculates superelement interface loads.
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gpftrna.v2004
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Calculates grid point force output in a transient analysis.
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gridloca.v2004
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Transforms the location of grid points to the basic coordinate
system.
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irsa.v2004
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Incorporates dynamic reduction using the Improved Reduced System (IRS) method.
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k6esea.v2004
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Evalutes the Effects of K6ROT.
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lanbpa.v2004
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Provides correct buckling loads when using Lagrange rigid elements.
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modevala.v2004
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Determines whether the modes obtained are capable of representing the solution
to a set of applied loadings.
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nlgyroa.v2004
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Adds gyroscopic terms to nonlinear analysis.
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norma.v2004
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Normalizes the output eigenvectors to a maximum of 1.0.
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nosesubca.v2004
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Replaces the Superelement Subcase ID with the Residual Subcase ID
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oloadcda.v2004
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Transforms the OLOAD Resultant into a User-defined Coordinate System
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ortx7a.v2004
ortx10a.v2004
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Scales Complex Eigenvectors to Produce Unit Generalized Mass Matrix
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pchdispa.v2004
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Creates DMIG entries containing the solution from a static run.
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postmaca.v2004
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Computes the cross-orthogonality between test modes and modes of an MSC/NASTRAN
model.
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premaca.v2004
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Computes the cross-orthogonality between modes of a full model and modes of
a reduced model.
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propa.v2004
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Provides propeller aerodynamic coefficients and wing/nacelle aerodynamic
interference loads for aircraft flutter analysis.
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pstmac2a.v2004
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Converts test modes to output2 format for post processing.
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rnormala.v2004
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Calculates repeatable rigid body modes.
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sebloada.v2004
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Calculates Superelement Boundary Loads in Dynamics
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spc101a.v2004
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Separates Spcforces into Different Categories.
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tempmata.v2004
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Applies Temperature-dependent Material to Higher-order Solid Linear Elements in a Nonlinear Solution (SOL 106).
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trncompa.v2004
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Calculates the ply-by-ply composite stresses and failure indices in a transient
dynamic solution.
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vma.v2004
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Efficient method for calculating virtual mass.
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vmchka.v2004
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Alter for Checking Virtual Mass Model.
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111_by_modea.v2004
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Performs data recovery for individual modes in SOL 111.
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