Scottish polearms and early 16th centuries. Though clearly a pole weapon, its exact form is obscure. David Caldwell suggests it may have been similar to a Holy Water Sprinkler. The Jeddart staff (also Jedburgh or Jedwart) is a polearm of the 16th and 17th centuries with a glaive-like blade which is fixed to its haft by two sockets, in the manner of a bardiche. Form D in the Caldwell classification. The Lochaber axe is a simple axe with a broad curved blade usually attached to its long haft at two points. On the back of the blade is a simple hook. This
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