Allman Allman's Triangle With Drilling DoFs Number of Nodes: 3 Number of DoFs: 3 (Translation, Translation, Rotation) Syntax Text Only1 2 3 4 5element Allman (1) (2...4) (5) [6] # (1) int, unique element tag # (2...4) int, node i, j, k # (5) int, material tag # [6] double, element thickness, default: 1.0 Remarks Three middle points on edges are used as integration points.