Expansive Action
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Expansivity may refer to: * Expansive homeomorphism * Expansive Poetry * Expansive clay * Expansive Catasetum * Expansive drill bit * Expansive Heart See also * Expansion (other) Expansion may refer to: Arts, entertainment and media * ''L'Expansion'', a French monthly business magazine * Expansion (album), ''Expansion'' (album), by American jazz pianist Dave Burrell, released in 2004 * Expansions (McCoy Tyner album), ''Exp ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Expansive Homeomorphism
In mathematics, the notion of expansivity formalizes the notion of points moving away from one another under the action of an iterated function. The idea of expansivity is fairly rigid, as the definition of positive expansivity, below, as well as the Schwarz–Ahlfors–Pick theorem demonstrate. Definition If (X,d) is a metric space, a homeomorphism f\colon X\to X is said to be expansive if there is a constant :\varepsilon_0>0, called the expansivity constant, such that for every pair of points x\neq y in X there is an integer n such that :d(f^n(x),f^n(y))\geq\varepsilon_0. Note that in this definition, n can be positive or negative, and so f may be expansive in the forward or backward directions. The space X is often assumed to be compact Compact as used in politics may refer broadly to a pact or treaty; in more specific cases it may refer to: * Interstate compact * Blood compact, an ancient ritual of the Philippines * Compact government, a type of colonial rule utilize ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Expansive Poetry
Expansive Poetry is a movement in United States poetry that began in the 1980s. It is an umbrella term coined by Wade Newman for the movements of New Formalism and New Narrative, and the term is controversial even among many of the writers it purports to describe. Although more New Formalism and New Narrative poets have gained prominence in recent years, as evidenced by the number of books and anthologies they have published and the rapid expansion of the West Chester University Poetry Conference, the term "Expansive Poetry" is increasingly rarely used. Further reading * * * * See also * New Formalism External links Essayby Dick Allen Richard Anthony Allen (March 8, 1942 – December 7, 2020) was an American professional baseball player. During his fifteen-year-long Major League Baseball (MLB) career, he played as a first baseman, third baseman, and outfielder, most notably ... EXPANSIVE MOMENT Introduction to New Expansive Poetry Expansive Poetry & Music Online In Defen ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Expansive Clay
Expansive clay is a clay soil that is prone to large volume changes (swelling and shrinking) that are directly related to changes in water content. Soils with a high content of expansive minerals can form deep cracks in drier seasons or years; such soils are called vertisols. Soils with smectite clay minerals, including montmorillonite and bentonite, have the most dramatic shrink-swell capacity. The mineral make-up of this type of soil is responsible for the moisture retaining capabilities. All clays consist of mineral sheets packaged into layers, and can be classified as either 1:1 or 2:1. These ratios refer to the proportion of tetrahedral sheets to octahedral sheets. Octahedral sheets are sandwiched between two tetrahedral sheets in 2:1 clays, while 1:1 clays have sheets in matched pairs. Expansive clays have an expanding crystal lattice in a 2:1 ratio; however, there are 2:1 non-expansive clays. Mitigation of the effects of expansive clay on structures built in areas with ex ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Expansive Catasetum
''Catasetum expansum'', the expansive catasetum, is a species of orchid Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Along with the Asteraceae, they are one of the two largest families of flowering ... found in Ecuador. References External links * * expansum Orchids of Ecuador Plants described in 1878 {{Cymbidieae-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Drill Bit
Drill bits are cutting tools used in a drill to remove material to create holes, almost always of circular cross-section. Drill bits come in many sizes and shapes and can create different kinds of holes in many different materials. In order to create holes drill bits are usually attached to a drill, which powers them to cut through the workpiece, typically by rotation. The drill will grasp the upper end of a bit called the ''shank'' in the chuck. Drills come in standardized drill bit sizes. A comprehensive drill bit and tap size chart lists metric and imperial sized drills alongside the required screw tap sizes. There are also certain specialized drill bits that can create holes with a non-circular cross-section. Characteristics Drill geometry has several characteristics: *The spiral (or rate of twist) in the drill bit controls the rate of chip removal. A fast spiral (high twist rate or "compact flute") drill bit is used in high feed rate applications under low spindle ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Expansive Heart
''Expansive Heart'' is the debut EP and only release of California punk band Big Rig. It was released July 12, 1994 on Lookout! Records. In 2020, Oakland, California record label 1-2-3-4 Go! Records announced they would be re-releasing 1000 copies of the EP on vinyl. Track listing Personnel Credits adapted from EP liner notes and Discogs. Big Rig *Jesse Michaels – lead vocals *Doug Sangalang – guitar, vocals *Kevin Cross – guitar, vocals *Jeremy Goody – bass, vocals *Brandon Riggen – drums A drum kit (also called a drum set, trap set, or simply drums) is a collection of drums, cymbals, and other Percussion instrument, auxiliary percussion instruments set up to be played by one person. The player (drummer) typically holds a pair o ..., vocals Production * Andy Ernst – engineering, production *Big Rig – production References {{Reflist External linksOperationivy.org, with info about Big Rig as well as other related bands Big Rig (band) albums 1994 E ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |