AbsIncreDisp

Absolute Displacement Increment

In the governing equation,

$$\mathbf{K}\cdot \mathbf{\Delta }\mathbf{U}\mathbf{=}\mathbf{R},$$

this converger tests the norm of displacement increment, viz.,

$${\left|\mathbf{\Delta }\mathbf{U}\right|}_{\mathrm{\infty }}⩽tol.$$