UMAT-ABAQUS
A general framework to develop material models (UMAT) in ABAQUS
Functions/Subroutines
spectral.for File Reference

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Functions/Subroutines

subroutine spectral (A, D, V)
 
subroutine jacobi (A, N, NP, D, V, NROT)
 
subroutine eigsrt (D, V, N, NP)
 

Function/Subroutine Documentation

subroutine eigsrt ( double precision, dimension(np)  D,
double precision, dimension(np,np)  V,
integer  N,
integer  NP 
)

Definition at line 191 of file spectral.for.

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subroutine jacobi ( double precision, dimension(np,np)  A,
integer  N,
integer  NP,
double precision, dimension(np)  D,
double precision, dimension(np,np)  V,
integer  NROT 
)

Definition at line 28 of file spectral.for.

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subroutine spectral ( double precision, dimension(3,3)  A,
double precision, dimension(3)  D,
double precision, dimension(3,3)  V 
)

EIGENVALUES AND EIGENVECTOR OF A 3X3 MATRIX

Definition at line 2 of file spectral.for.

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