| Description | Type | Default | 
|---|---|---|
|  
				   Specifies the minimum value for an off-diagonal term to be considered nonzero in the global stiffness or mass matrix. If the ratio of the off-diagonal term to the corresponding diagonal term is less than STIFFZEROTOL, the off-diagonal term will be considered zero and removed from the matrix.  | 
 
				   Real  | 
 
				   1.0E-15  |