proper curve
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Proper morphism — In algebraic geometry, a proper morphism between schemes is an analogue of a proper map between topological spaces. Contents 1 Definition 2 Examples 3 Properties and characterizations of proper morphisms … Wikipedia
Proper motion — The proper motion of a star is its angular change in position over time as seen from the center of mass of the solar system.[1] It is measured in seconds of arc per year, arcsec/yr, where 3600 arcseconds equal one degree.[2] This contrasts with… … Wikipedia
curve of pursuit — The curved path followed by an attacker onto target aircraft when attacking from a position that is not directly astern, or straight ahead, and while holding the proper aiming allowance. Ideally, an aircraft should be line astern of the target at … Aviation dictionary
curve of pursuit — The curved path described by a fighter plane making an attack on a moving target while holding the proper aiming allowance … Military dictionary
Track transition curve — The red Euler spiral is an example of an easement curve between a blue straight line and a circular arc, shown in green … Wikipedia
Calibration curve — In analytical chemistry, a calibration curve is a general method for determining the concentration of a substance in an unknown sample by comparing the unknown to a set of standard samples of known concentration.The calibration curve is a plot of … Wikipedia
Minimum railway curve radius — 90 foot (27.43 m) radii on the elevated 4 ft 8 1⁄2 in (1,435 mm) Chicago L . There is no room for longer radii at this street intersection The minimum railway curve radius, the shortest design radius, has an… … Wikipedia
Numerical control — CNC redirects here. For other uses, see CNC (disambiguation). A CNC Turning Center … Wikipedia
Weighting filter — A weighting filter is used to emphasise or suppress some aspects of a phenomenon compared to others, for measurement or other purposes. Contents 1 Audio application … Wikipedia
Milky Way Galaxy — Large spiral galaxy (roughly 150,000 light years in diameter) that contains Earth s solar system. It includes the multitude of stars whose light is seen as the Milky Way, the irregular luminous band that encircles the sky defining the plane of… … Universalium
Spacetime — For other uses of this term, see Spacetime (disambiguation). Two dimensional analogy of spacetime distortion. Matter changes the geometry of spacetime, this (curved) geometry being interpreted as gravity. White lines do not represent the… … Wikipedia
