guiding straightedge
1Neusis construction — The neusis is a geometric construction method that was used in antiquity by Greek mathematicians. Contents 1 Geometric construction …
2Tool — For other uses, see Tool (disambiguation). A modern toolbox. A tool is a device that can be used to produce an item or achieve a task, but that is not consumed in the process. Informally the word is also used to describe a procedure or process… …
3drafting — /draf ting, drahf /, n. See mechanical drawing. [1875 80; DRAFT + ING1] * * * Precise graphical representation of a structure, machine, or its component parts that communicates the intent of a technical design to the fabricator (or the… …
4Wood router — A router is a woodworking tool used to rout out (hollow out) an area in the face of a piece of wood. It was a tool particularly used by pattern makers and staircase makers and consisted of a broad based wooden hand plane with a narrow blade… …
5Emmy Noether — Amalie Emmy Noether Born 23 March 1882(1882 03 23) …
6History of mathematics — A proof from Euclid s Elements, widely considered the most influential textbook of all time.[1] …
7Chainsaw — For other uses, see Chainsaw (disambiguation). An arborist using a chainsaw to fell a eucalyptus tree A chainsaw (or chain saw) is a portable mechanical saw, powered by electricity, compressed air, hydraulic power, or most common …
8Table saw — A table saw, equipped for cutting large pieces of sheet stock. Other names Sawbench Classification Power tool Manufacturer Bosch, Makita …
9Jig (tool) — In metalworking and woodworking, a jig is a type of tool used to control the location and/or motion of another tool. A jig s primary purpose is to provide repeatability, accuracy, and interchangeability in the manufacturing of products.[1] A jig… …
10Orthogon — Orthogons as Design Templates = Or tho*gon (?), n. [Ortho + Gr. angle: cf. F. orthogone, a.] (Geom.) A rectangular figureOR THOGON, n. [Gr. right, and angle.] A rectangular figure. (Webster s Dictionary)Artists, architects and calligraphers for… …
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