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Appendix C Material Model Interface Name Argument Description Type Modify EPSTH Total thermal strains RA - EPSI Initial strains RA - DUMMY Unused vector RA - ELPRT Table of temperature dependent material properties RA - SHRNKT Shrinkage strain vector at start of current increment RA SHRNKC Current shrinkage strain vector RA D Modulus matrix (D-matrix) RA yes SUBROUTINE USRRST Purpose Stress recovery algorithm for user-defined material. This subroutine may be programmed by the user but the argument list may not be altered in any way. SUBROUTINE USRRST A( NEL ,NELT ,NDSE ,NGP ,NG , B LPTUSR ,NDCRVE ,NPRZ ,NTAB ,NLGPR , C NSTAT ,NT6 ,IMAT ,INC ,ELEN , D DLENTH ,DT ,TEMPC ,RSPTM ,ELTAGE , E ACTIM ,VERIF ,NWINC ,REPAS ,ERROR , F FEA ,BOUNDS , G ELGPR ,ELPR ,EPST ,EPSC ,STRST , H STRSC ,STVBT ,STVBC ,PLSPRP ,STRSI , I STRSR ,EPSTH ,EPSI ,DEPS ,ELPRT , J SHRNKT ,SHRNKC ,D ) DIMENSION A ELGPR(NLGPR) ,ELPR(NPRZ) ,EPST(NDSE) , B C EPSC(NDSE) STVBT(NSTAT) ,STRST(NDSE) ,STVBC(NSTAT) ,STRSC(NDSE) ,PLSPRP(NDSE) , , D STRSI(NDSE) ,STRSR(NDSE) ,EPSTH(NDSE) , E EPSI(NDSE) ,DEPS(NDSE) F SHRNKT(NDSE) ,SHRNKC(NDSE) 360 ,ELPRT(NPRZ,NTAB), ,D(NDSE,NDSE)
