Halberd the 16th through 18th centuries. In the British army, sergeants continued to carry halberds until 1793, when they were replaced by pikes with cross bars. The 18th century halberd had, however, become simply a symbol of rank with no sharpened edge and insufficient strength to use as a weapon. It served as an instrument for ensuring that infantrymen in ranks stood correctly aligned with each other and that their muskets were aimed at the correct level. Halberd A halberd (also called halbard, halbert or Swiss voulge) is a two-handed pole weapon that came to prominent use during the 14th and
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