*HEADING
 VSDVINI test with VUMAT
*Node
1, 0.0,  0.0,  0.0
2, 5.0,  0.0,  0.0
3, 5.0,  5.0,  0.0
4, 0.0,  5.0,  0.0
*Element, Type=S4R, Elset=Shell
1, 1,2,3,4
*Shell Section, Elset=Shell, Material=Mat_User, Control=Sect_Ctrl
1.0
*TRANSVERSE SHEAR STIFFNESS
16025.64, 16025.64, 0.0
*Section Controls, Name=Sect_Ctrl, HOURGLASS=ENHANCED
*Material, Name=Mat_User
*Density
1.0e-8
*User Material, Constants=2
5.0e4, 0.3
*Depvar
6
**
*Nset, NSET=NX0
1, 4
*NSET, NSET=NX1
2,3
*Nset, Nset=NY0
1,2
*NSET, Nset=NY1
3,4
**
*Amplitude, Name=Amp_1, definition=Smooth step
0.0, 0.0,   1.e-3, 1.0
**
*INITIAL CONDITIONS,TYPE=SOLUTION,USER
*Step
*Dynamic, Explicit
, 1.e-3
*Boundary
NX0, 1,1
NX0, 3,3
NX0, 4,6
NY0, 2,2
NY0, 3,3
NY0, 4,6
*Boundary, Amplitude=Amp_1
NX1, 1, 1, 1.0
*Restart, write, overlay
*Output, Field
*element output
S,E,SDV
*Output, History, freq=10
*Node Output, NSET=NX1
U1, RF1
*Element Output, Elset=Shell
LE, S
**
*End Step