Halberd steadily decreased. The halberd all but disappeared as a rank-and-file weapon in these formations by the middle of the sixteenth century, though Hakluyt's 'Voyages' relate the death of a halberdier named Zachary Saxy (probably a German) in fighting on the coast of Ecuador during Cavendish's circumnavigation in 1587. The halberd has been used as a court bodyguard weapon for centuries, and is still the ceremonial weapon of the Swiss Guard in the Vatican and the "Alabarderos" (Halberdiers) Company of the Spanish Royal Guard. The halberd was one of the polearms sometimes carried by lower-ranking officers in European infantry units in
Types of mesh to know how good your mesh is from the point of purpose of comparative results. There are two types of two-dimensional cell shapes that are commonly used. These are the triangle and the quadrilateral. Computationally poor elements will have sharp internal angles or short edges or both. This cell shape consists of 3 sides and is one of the simplest types of mesh. A triangular surface mesh is always quick and easy to create. It is most common in unstructured grids. This cell shape is a basic 4 sided one as shown in the figure. It is most common in