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Pullback bundle. In mathematics, a pullback bundle or induced bundle [1] [2] [3] is the fiber bundle that is induced by a map of its base-space. Given a fiber bundle π : E → B and a continuous map f : B′ → B one can define a "pullback" of E by f as a bundle f*E over B′. The fiber of f*E over a point b′ in B′ is just the fiber of E ...
A yoke, alternatively known as a control wheel or a control column, is a device used for piloting some fixed-wing aircraft. [1] The pilot uses the yoke to control the attitude of the plane, usually in both pitch and roll. Rotating the control wheel controls the ailerons and the roll axis. Fore and aft movement of the control column controls the ...
The Oxford English Dictionary describes callisthenics as "gymnastic exercises to achieve fitness and grace of movement". [2] The word calisthenics comes from the ancient Greek words kállos (κάλλος), which means "beauty," and sthenos (σθένος), meaning "strength." [2] It is the art of using one's body weight as resistance to develop ...
Dates back to 2009 as an alternate version of "lmao" or "lol" but is lately popularized into mainstream Twitter culture through the K-pop stan community in 2021, reaching its current level of use today. "You're hilarious, IJBOL." IJBOL, jbol I oop Used to express shock, embarrassment, and or amusement.
Look up the straw that broke the camel's back in Wiktionary, the free dictionary. The idiom " the straw that broke the camel's back " describes a minor or routine action that causes an unpredictably large and sudden reaction due to the cumulative effect of previous small actions. It alludes to the proverb "it is the last straw that breaks the ...
The saying is typically used when someone is rushing into something. "Cool your jets" is an essentially identical idiom. However it also has a more literal meaning and in certain circumstances is the preferred idiom to use. "Hold your horses" literally means to keep your horse (s) still, not to be confused with holding them in a stable. Someone ...
Pantsing, also known as depantsing, debagging, dacking, flagging, sharking, and scanting, is the act of pulling down a person's trousers and sometimes underpants, usually against their wishes, and typically as a practical joke or a form of bullying, but in other instances as a sexual fetish. Pantsing is a more common prank and occurs mainly in ...
Allen & Co. Ltd. p. 182. ISBN 0851314686. OL 11597864M. Travois or travoise. A wheel-less drag consisting of two or more poles, hauled by a single human being or beast of burden, its apex resting on the back or hind quarters. Space near the base of the 'A' frame would be bridged by thongs, woven twigs or small planks.