NodalVariable
This method creates a nodal variable. The common interface is as follows.
obj=NodalVariable(val,rank,vartype)
๐ rank can be
TypeFEVariableScalarTypeFEVariableVectorTypeFEVariableMatrix
๐ vartype can be
TypeFEVariableConstantTypeFEVariableSpaceTypeFEVariableTimeTypeFEVariableSpaceTime
You can learn more about this method from [[FEVariable_test_1]].