tangent to tangent height
81metalwork — metalworker, n. /met l werrk /, n. objects made of metal. [1840 50; METAL + WORK] * * * Useful and decorative objects fashioned of various metals. The oldest technique is hammering. After с 2500 BC, casting was also used, molten metal being… …
82Optical aberration — v · d · e Optical aberration …
83History of geometry — Geometry (Greek γεωμετρία ; geo = earth, metria = measure) arose as the field of knowledge dealing with spatial relationships. Geometry was one of the two fields of pre modern mathematics, the other being the study of numbers. Classic geometry… …
84History of mathematics — A proof from Euclid s Elements, widely considered the most influential textbook of all time.[1] …
85Surface tension — For the work of fiction, see Surface Tension (short story). Surface tension is a property of the surface of a liquid that causes it to behave as an elastic sheet. It allows insects, such as the water strider (pond skater, UK), to walk on water.… …
86Functional integration — You may also be looking for functional integration (neurobiology) or functional integration (sociology). Functional integration is a collection of results in mathematics and physics where the domain of an integral is no longer a region of space,… …
87Blood flow — is the continuous running of blood in the cardiovascular system. The human body is made up of several processes all carrying out various functions. We have the gastrointestinal system which aids the digestion and the absorption of food. We also… …
88Spiral (railway) — A spiral (sometimes called a spiral loop or just loop) is a technique employed by railways to ascend steep hills.A railway spiral rises on a steady curve until it has completed a 360 degree loop, passing over itself as it gains height, allowing… …
89Non-line-of-sight propagation — Non line of sight (NLOS) or near line of sight is a term used to describe radio transmission across a path that is partially obstructed, usually by a physical object in the innermost Fresnel zone. Many types of radio transmissions depend, to… …
90Vortex engine — The concept of a Vortex Engine, independently proposed by Norman Louat [Louat s International Patent Application is PCT/AU99/00037] and Louis Michaud [Michaud s U.S. Patent is US 2004/0112055 A1, Atmospheric Vortex Engine ] , aims to replace… …
