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https://en.wikipedia.org/wiki/Climatic%20adaptation | Climatic adaptation refers to adaptations of an organism that are triggered due to the patterns of variation of abiotic factors that determine a specific climate. Annual means, seasonal variation and daily patterns of abiotic factors are properties of a climate where organisms can be adapted to. Changes in behavior, ph... |
https://en.wikipedia.org/wiki/How%20to%20Solve%20it%20by%20Computer | How to Solve it by Computer is a computer science book by R. G. Dromey, first published by Prentice-Hall in 1982.
It is occasionally used as a textbook, especially in India.
It is an introduction to the whys of algorithms and data structures.
Features of the book:
The design factors associated with problems
The creat... |
https://en.wikipedia.org/wiki/Ogden%27s%20lemma | In the theory of formal languages, Ogden's lemma (named after William F. Ogden) is a generalization of the pumping lemma for context-free languages.
Statement
We will use underlines to indicate "marked" positions.
Special cases
Ogden's lemma is often stated in the following form, which can be obtained by "forgetti... |
https://en.wikipedia.org/wiki/GPS%20tracking%20unit | A GPS tracking unit, geotracking unit, satellite tracking unit, or simply tracker is a navigation device normally on a vehicle, asset, person or animal that uses satellite navigation to determine its movement and determine its WGS84 UTM geographic position (geotracking) to determine its location. Satellite tracking d... |
https://en.wikipedia.org/wiki/Bounce%20Address%20Tag%20Validation | In computing, Bounce Address Tag Validation (BATV) is a method, defined in an Internet Draft, for determining whether the bounce address specified in an E-mail message is valid. It is designed to reject backscatter, that is, bounce messages to forged return addresses.
Overview
The basic idea is to send all e-mail wit... |
https://en.wikipedia.org/wiki/Geiriadur%20Prifysgol%20Cymru | Geiriadur Prifysgol Cymru (GPC) (The University of Wales Dictionary) is the only standard historical dictionary of the Welsh language, aspiring to be "comparable in method and scope to the Oxford English Dictionary". Vocabulary is defined in Welsh, and English equivalents are given. Detailed attention is given to vari... |
https://en.wikipedia.org/wiki/Standard%20components%20%28food%20processing%29 | Standard components is a food technology term, when manufacturers buy in a standard component they would use a pre-made product in the production of their food.
They help products to be the same in consistency, they are quick and easy to use in batch production of food products.
Some examples are pre-made stock cubes, ... |
https://en.wikipedia.org/wiki/Vestigial%20twin | A vestigial twin is a form of parasitic twinning, where the parasitic "twin" is so malformed and incomplete that it typically consists entirely of extra limbs or organs. It also can be a complete living being trapped inside the host person, however the parasitic twin is anencephalic and lacks consciousness.
This pheno... |
https://en.wikipedia.org/wiki/Emerging%20infectious%20disease | An emerging infectious disease (EID) is an infectious disease whose incidence has increased recently (in the past 20 years), and could increase in the near future. The minority that are capable of developing efficient transmission between humans can become major public and global concerns as potential causes of epidemi... |
https://en.wikipedia.org/wiki/Pelargonic%20acid | Pelargonic acid, also called nonanoic acid, is an organic compound with structural formula . It is a nine-carbon fatty acid. Nonanoic acid is a colorless oily liquid with an unpleasant, rancid odor. It is nearly insoluble in water, but very soluble in organic solvents. The esters and salts of pelargonic acid are calle... |
https://en.wikipedia.org/wiki/Wiener%27s%20Tauberian%20theorem | In mathematical analysis, Wiener's tauberian theorem is any of several related results proved by Norbert Wiener in 1932. They provide a necessary and sufficient condition under which any function in or
can be approximated by linear combinations of translations of a given function.
Informally, if the Fourier transfo... |
https://en.wikipedia.org/wiki/Semiconductor%20fabrication%20plant | In the microelectronics industry, a semiconductor fabrication plant (commonly called a fab; sometimes foundry) is a factory for semiconductor device fabrication.
Fabs require many expensive devices to function. Estimates put the cost of building a new fab over one billion U.S. dollars with values as high as $3–4 billi... |
https://en.wikipedia.org/wiki/Cell%20signaling | In biology, cell signaling (cell signalling in British English) or cell communication is the ability of a cell to receive, process, and transmit signals with its environment and with itself. Cell signaling is a fundamental property of all cellular life in prokaryotes and eukaryotes. Signals that originate from outside ... |
https://en.wikipedia.org/wiki/Logical%20matrix | A logical matrix, binary matrix, relation matrix, Boolean matrix, or (0, 1)-matrix is a matrix with entries from the Boolean domain Such a matrix can be used to represent a binary relation between a pair of finite sets. It is an important tool in combinatorial mathematics and theoretical computer science.
Matrix repr... |
https://en.wikipedia.org/wiki/Fan-in | Fan-in is the number of inputs a logic gate can handle. For instance the fan-in for the AND gate shown in the figure is 3. Physical logic gates with a large fan-in tend to be slower than those with a small fan-in. This is because the complexity of the input circuitry increases the input capacitance of the device. Usin... |
https://en.wikipedia.org/wiki/Lippmann%E2%80%93Schwinger%20equation | The Lippmann–Schwinger equation (named after Bernard Lippmann and Julian Schwinger) is one of the most used equations to describe particle collisions – or, more precisely, scattering – in quantum mechanics. It may be used in scattering of molecules, atoms, neutrons, photons or any other particles and is important mainl... |
https://en.wikipedia.org/wiki/Fascia%20lata | The fascia lata is the deep fascia of the thigh. It encloses the thigh muscles and forms the outer limit of the fascial compartments of thigh, which are internally separated by the medial intermuscular septum and the lateral intermuscular septum. The fascia lata is thickened at its lateral side where it forms the iliot... |
https://en.wikipedia.org/wiki/Wigner%20distribution%20function | The Wigner distribution function (WDF) is used in signal processing as a transform in time-frequency analysis.
The WDF was first proposed in physics to account for quantum corrections to classical statistical mechanics in 1932 by Eugene Wigner, and it is of importance in quantum mechanics in phase space (see, by way o... |
https://en.wikipedia.org/wiki/Penrose%20interpretation | The Penrose interpretation is a speculation by Roger Penrose about the relationship between quantum mechanics and general relativity. Penrose proposes that a quantum state remains in superposition until the difference of space-time curvature attains a significant level.
Overview
Penrose's idea is inspired by quantum... |
https://en.wikipedia.org/wiki/Integrated%20injection%20logic | Integrated injection logic (IIL, I2L, or I2L) is a class of digital circuits built with multiple collector bipolar junction transistors (BJT). When introduced it had speed comparable to TTL yet was almost as low power as CMOS, making it ideal for use in VLSI (and larger) integrated circuits. The gates can be made small... |
https://en.wikipedia.org/wiki/Lingual%20nerve | The lingual nerve carries sensory innervation from the anterior two-thirds of the tongue. It contains fibres from both the mandibular division of the trigeminal nerve (CN V) and from the facial nerve (CN VII). The fibres from the trigeminal nerve are for touch, pain and temperature (general sensation), and the ones fro... |
https://en.wikipedia.org/wiki/Swansea%20Devil | The Swansea Devil, also called Old Nick, is a wood carving of the Devil in Swansea, Wales. It was carved by an architect whose designs for St. Mary's Church had been rejected by a committee. Some years later when designing an office building across the road, he placed a carving of Satan facing the church and prophesied... |
https://en.wikipedia.org/wiki/Anchor%20Stone%20Blocks | Anchor Stone Blocks () are components of stone construction sets made in Rudolstadt, Germany, marketed as a construction toy.
Description
Anchor Stone pieces are made of a mixture of quartz sand, chalk, and linseed oil (German Patent 13,770; US Patent 233,780), precisely pressed in molds so that they fit together per... |
https://en.wikipedia.org/wiki/Round%20window | The round window is one of the two openings from the middle ear into the inner ear. It is sealed by the secondary tympanic membrane (round window membrane), which vibrates with opposite phase to vibrations entering the inner ear through the oval window. It allows fluid in the cochlea to move, which in turn ensures that... |
https://en.wikipedia.org/wiki/NProtect%20GameGuard | nProtect GameGuard (sometimes called GG) is an anti-cheating rootkit developed by INCA Internet. It is widely installed in many online games to block possibly malicious applications and prevent common methods of cheating. nProtect GameGuard provides B2B2C (Business to Business to Consumer) security services for online ... |
https://en.wikipedia.org/wiki/Ethics%20of%20care | The ethics of care (alternatively care ethics or EoC) is a normative ethical theory that holds that moral action centers on interpersonal relationships and care or benevolence as a virtue. EoC is one of a cluster of normative ethical theories that were developed by some feminists and environmentalists since the 1980s. ... |
https://en.wikipedia.org/wiki/Head%20shadow | A head shadow (or acoustic shadow) is a region of reduced amplitude of a sound because it is obstructed by the head. It is an example of diffraction.
Sound may have to travel through and around the head in order to reach an ear. The obstruction caused by the head can account for attenuation (reduced amplitude) of ove... |
https://en.wikipedia.org/wiki/Digital%20Compression%20System | Digital Compression System, or DCS, is a sound system developed by Williams Electronics. This advanced sound board was used in Williams and Bally pinball games, coin-op arcade video games by Midway Manufacturing, and mechanical and video slot machines by Williams Gaming. This sound system became the standard for these ... |
https://en.wikipedia.org/wiki/Hoffman%E2%80%93Singleton%20graph | In the mathematical field of graph theory, the Hoffman–Singleton graph is a 7-regular undirected graph with 50 vertices and 175 edges. It is the unique strongly regular graph with parameters (50,7,0,1). It was constructed by Alan Hoffman and Robert Singleton while trying to classify all Moore graphs, and is the highest... |
https://en.wikipedia.org/wiki/Moore%20graph | In graph theory, a Moore graph is a regular graph whose girth (the shortest cycle length) is more than twice its diameter (the distance between the farthest two vertices). If the degree of such a graph is and its diameter is , its girth must equal . This is true, for a graph of degree and diameter , if and only if it... |
https://en.wikipedia.org/wiki/Tychoplankton | Tychoplankton (Greek, "tycho", accident, chance) are organisms, such as free-living or attached benthic organisms and other non-planktonic organisms, that are carried into the plankton through a disturbance of their benthic habitat, or by winds and currents. This can occur by direct turbulence or by disruption of the s... |
https://en.wikipedia.org/wiki/Cogan%20syndrome | Cogan syndrome (also Cogan's syndrome) is a rare disorder characterized by recurrent inflammation of the front of the eye (the cornea) and often fever, fatigue, and weight loss, episodes of vertigo (dizziness), tinnitus (ringing in the ears) and hearing loss. It can lead to deafness or blindness if untreated. The class... |
https://en.wikipedia.org/wiki/Pax%20genes | In evolutionary developmental biology, Paired box (Pax) genes are a family of genes coding for tissue specific transcription factors containing an N-terminal paired domain and usually a partial, or in the case of four family members (PAX3, PAX4, PAX6 and PAX7), a complete homeodomain to the C-terminus. An octapeptide a... |
https://en.wikipedia.org/wiki/X.75 | X.75 is an International Telecommunication Union (ITU) (formerly CCITT) standard specifying the interface for interconnecting two X.25 networks. X.75 is almost identical to X.25. The significant difference is that while X.25 specifies the interface between a subscriber (Data Terminal Equipment (DTE)) and the network (D... |
https://en.wikipedia.org/wiki/Ohio%20Scientific | Ohio Scientific, Inc. (OSI, originally Ohio Scientific Instruments, Inc.), was a privately owned American computer company based in Ohio that built and marketed computer systems, expansions, and software from 1975 to 1986. Their best-known products were the Challenger series of microcomputers and Superboard single-boar... |
https://en.wikipedia.org/wiki/Digital%20Control%20Bus | DCB (Digital Control Bus, Digital Connection Bus or Digital Communication Bus in some sources) was a proprietary data interchange interface by Roland Corporation, developed in 1981 and introduced in 1982 in their Roland Juno-60 and Roland Jupiter-8 products. DCB functions were basically the same as MIDI, but unlike MI... |
https://en.wikipedia.org/wiki/PComb3H | pComb3H, a derivative of pComb3 optimized for expression of human fragments, is a phagemid used to express proteins such as zinc finger proteins and antibody fragments on phage pili for the purpose of phage display selection.
For the purpose of phage production, it contains the bacterial ampicillin resistance gene (fo... |
https://en.wikipedia.org/wiki/Initial%20algebra | In mathematics, an initial algebra is an initial object in the category of -algebras for a given endofunctor . This initiality provides a general framework for induction and recursion.
Examples
Functor
Consider the endofunctor sending to , where is the one-point (singleton) set, the terminal object in the catego... |
https://en.wikipedia.org/wiki/Adherence%20%28medicine%29 | In medicine, patient compliance (also adherence, capacitance) describes the degree to which a patient correctly follows medical advice. Most commonly, it refers to medication or drug compliance, but it can also apply to other situations such as medical device use, self care, self-directed exercises, or therapy sessions... |
https://en.wikipedia.org/wiki/Acoustic%20cleaning | Acoustic cleaning is a maintenance method used in material-handling and storage systems that handle bulk granular or particulate materials, such as grain elevators, to remove the buildup of material on surfaces. An acoustic cleaning apparatus, usually built into the material-handling equipment, works by generating powe... |
https://en.wikipedia.org/wiki/Hugo%20von%20Seeliger | Hugo von Seeliger (23 September 1849 – 2 December 1924), also known as Hugo Hans Ritter von Seeliger, was a German astronomer, often considered the most important astronomer of his day.
Biography
He was born in Biala, completed high school in Teschen in 1867, and studied at the Universities of Heidelberg and Leipzig.... |
https://en.wikipedia.org/wiki/Neovascularization | Neovascularization is the natural formation of new blood vessels (neo- + vascular + -ization), usually in the form of functional microvascular networks, capable of perfusion by red blood cells, that form to serve as collateral circulation in response to local poor perfusion or ischemia.
Growth factors that inhibit neo... |
https://en.wikipedia.org/wiki/Conditional%20random%20field | Conditional random fields (CRFs) are a class of statistical modeling methods often applied in pattern recognition and machine learning and used for structured prediction. Whereas a classifier predicts a label for a single sample without considering "neighbouring" samples, a CRF can take context into account. To do so, ... |
https://en.wikipedia.org/wiki/Global%20Descriptor%20Table | The Global Descriptor Table (GDT) is a data structure used by Intel x86-family processors starting with the 80286 in order to define the characteristics of the various memory areas used during program execution, including the base address, the size, and access privileges like executability and writability. These memory... |
https://en.wikipedia.org/wiki/Anopheles%20gambiae | The Anopheles gambiae complex consists of at least seven morphologically indistinguishable species of mosquitoes in the genus Anopheles. The complex was recognised in the 1960s and includes the most important vectors of malaria in sub-Saharan Africa, particularly of the most dangerous malaria parasite, Plasmodium falc... |
https://en.wikipedia.org/wiki/Psychology%20of%20programming | The psychology of programming (PoP) is the field of research that deals with the psychological aspects of writing programs (often computer programs). The field has also been called the empirical studies of programming (ESP). It covers research into computer programmers' cognition, tools and methods for programming-rela... |
https://en.wikipedia.org/wiki/Rydberg%20ionization%20spectroscopy | Rydberg ionization spectroscopy is a spectroscopy technique in which multiple photons are absorbed by an atom causing the removal of an electron to form an ion.
Resonance ionization spectroscopy
The ionization threshold energy of atoms and small molecules are typically larger than the photon energies that are most eas... |
https://en.wikipedia.org/wiki/Zero-crossing%20rate | The zero-crossing rate (ZCR) is the rate at which a signal changes from positive to zero to negative or from negative to zero to positive. Its value has been widely used in both speech recognition and music information retrieval, being a key feature to classify percussive sounds.
ZCR is defined formally as
where is ... |
https://en.wikipedia.org/wiki/Q-difference%20polynomial | In combinatorial mathematics, the q-difference polynomials or q-harmonic polynomials are a polynomial sequence defined in terms of the q-derivative. They are a generalized type of Brenke polynomial, and generalize the Appell polynomials. See also Sheffer sequence.
Definition
The q-difference polynomials satisfy the r... |
https://en.wikipedia.org/wiki/Dominating%20decision%20rule | In decision theory, a decision rule is said to dominate another if the performance of the former is sometimes better, and never worse, than that of the latter.
Formally, let and be two decision rules, and let be the risk of rule for parameter . The decision rule is said to dominate the rule if for all , and the... |
https://en.wikipedia.org/wiki/Weinstein%20conjecture | In mathematics, the Weinstein conjecture refers to a general existence problem for periodic orbits of Hamiltonian or Reeb vector flows. More specifically, the conjecture claims that on a compact contact manifold, its Reeb vector field should carry at least one periodic orbit.
By definition, a level set of contact type... |
https://en.wikipedia.org/wiki/Q-exponential | In combinatorial mathematics, a q-exponential is a q-analog of the exponential function,
namely the eigenfunction of a q-derivative. There are many q-derivatives, for example, the classical q-derivative, the Askey-Wilson operator, etc. Therefore, unlike the classical exponentials, q-exponentials are not unique. For ... |
https://en.wikipedia.org/wiki/Windows%20Mobility%20Center | Windows Mobility Center is a component of Microsoft Windows, introduced in Windows Vista, that centralizes information and settings most relevant to mobile computing.
History
A mobility center that displayed device settings pertinent to mobile devices was first shown during the Windows Hardware Engineering Conference ... |
https://en.wikipedia.org/wiki/Relativistic%20dynamics | For classical dynamics at relativistic speeds, see relativistic mechanics.
Relativistic dynamics refers to a combination of relativistic and quantum concepts to describe the relationships between the motion and properties of a relativistic system and the forces acting on the system. What distinguishes relativistic dyn... |
https://en.wikipedia.org/wiki/CDC%206000%20series | The CDC 6000 series is a discontinued family of mainframe computers manufactured by Control Data Corporation in the 1960s. It consisted of the CDC 6200, CDC 6300, CDC 6400, CDC 6500, CDC 6600 and CDC 6700 computers, which were all extremely rapid and efficient for their time. Each is a large, solid-state, general-purpo... |
https://en.wikipedia.org/wiki/2000%20Today | 2000 Today was an internationally broadcast television special to commemorate the beginning of the Year 2000. This program included New Year's Eve celebrations, musical performances, and other features from participating nations.
Most international broadcasts such as the Olympic Games coverage originate from a limited... |
https://en.wikipedia.org/wiki/SS-50%20bus | The SS-50 bus was an early computer bus designed as a part of the SWTPC 6800 Computer System that used the Motorola 6800 CPU. The SS-50 motherboard would have around seven 50-pin connectors for CPU and memory boards plus eight 30-pin connectors for I/O boards. The I/O section was sometimes called the SS-30 bus.
Southw... |
https://en.wikipedia.org/wiki/Pichia%20kudriavzevii | Pichia kudriavzevii (formerly Candida krusei) is a budding yeast (a species of fungus) involved in chocolate production. P. kudriavzevii is an emerging fungal nosocomial pathogen primarily found in the immunocompromised and those with hematological malignancies. It has natural resistance to fluconazole, a standard an... |
https://en.wikipedia.org/wiki/Modularity%20%28biology%29 | Modularity refers to the ability of a system to organize discrete, individual units that can overall increase the efficiency of network activity and, in a biological sense, facilitates selective forces upon the network. Modularity is observed in all model systems, and can be studied at nearly every scale of biological ... |
https://en.wikipedia.org/wiki/Computer%20network | A computer network is a set of computers sharing resources located on or provided by network nodes. Computers use common communication protocols over digital interconnections to communicate with each other. These interconnections are made up of telecommunication network technologies based on physically wired, optical, ... |
https://en.wikipedia.org/wiki/Size%E2%80%93weight%20illusion | The size–weight illusion, also known as the Charpentier illusion, is named after the French physician Augustin Charpentier because he was the first to demonstrate the illusion experimentally.
It is also called De Moor's illusion, named after Belgian physician Jean Demoor (1867–1941).
Description
The illusion occurs w... |
https://en.wikipedia.org/wiki/Cyrillic%20Projector | The Cyrillic Projector is a sculpture created by American artist Jim Sanborn in the early 1990s, and purchased by the University of North Carolina at Charlotte in 1997. It is currently installed between the campus's Friday and Fretwell Buildings.
An encrypted trilogy
The encrypted sculpture Cyrillic Projector is par... |
https://en.wikipedia.org/wiki/Rydberg%E2%80%93Ritz%20combination%20principle | The Rydberg–Ritz combination principle is an empirical rule proposed by Walther Ritz in 1908 to describe the relationship of the spectral lines for all atoms, as a generalization of an earlier rule by Johannes Rydberg for the hydrogen atom and the alkali metals. The principle states that the spectral lines of any eleme... |
https://en.wikipedia.org/wiki/Schottky%20problem | In mathematics, the Schottky problem, named after Friedrich Schottky, is a classical question of algebraic geometry, asking for a characterisation of Jacobian varieties amongst abelian varieties.
Geometric formulation
More precisely, one should consider algebraic curves of a given genus , and their Jacobians . There ... |
https://en.wikipedia.org/wiki/Electroelution | Electroelution is a method used to extract a nucleic acid or a protein sample from an electrophoresis gel by applying a negative current in the plane of the smallest dimension of the gel, drawing the macromolecule to the surface for extraction and subsequent analysis. Electroblotting is based upon the same principle.
... |
https://en.wikipedia.org/wiki/Olfactory%20tubercle | The olfactory tubercle (OT), also known as the tuberculum olfactorium, is a multi-sensory processing center that is contained within the olfactory cortex and ventral striatum and plays a role in reward cognition. The OT has also been shown to play a role in locomotor and attentional behaviors, particularly in relation ... |
https://en.wikipedia.org/wiki/Pyrophyte | Pyrophytes are plants which have adapted to tolerate fire.
Fire acts favourably for some species. "Passive pyrophytes" resist the effects of fire, particularly when it passes over quickly, and hence can out-compete less resistant plants, which are damaged. "Active pyrophytes" have a similar competing advantage to pass... |
https://en.wikipedia.org/wiki/Dichroic%20glass | Dichroic glass is glass which can display multiple different colors depending on lighting conditions.
One dichroic material is a modern composite non-translucent glass that is produced by stacking layers of metal oxides which give the glass shifting colors depending on the angle of view, causing an array of colors to ... |
https://en.wikipedia.org/wiki/Tree%20shelter | A tree shelter, tree guard or tree tube (sometimes also Tuley tube) is a structure that protects planted tree saplings from browsing animals and other dangers as the trees grow.
The purpose of tree shelters is to protect young trees from browsing by herbivores by forming a physical barrier along with providing a barri... |
https://en.wikipedia.org/wiki/GHP%20formalism | The GHP formalism (or Geroch–Held–Penrose formalism) is a technique used in the mathematics of general relativity that involves singling out a pair of null directions at each point of spacetime. It is a rewriting of the Newman–Penrose formalism which respects the covariance of Lorentz transformations preserving two nul... |
https://en.wikipedia.org/wiki/Center%20for%20Veterinary%20Medicine | The Center for Veterinary Medicine (CVM) is a branch of the U.S. Food and Drug Administration (FDA) that regulates the manufacture and distribution of food, food additives, and drugs that will be given to animals. These include animals from which human foods are derived, as well as food additives and drugs for pets or ... |
https://en.wikipedia.org/wiki/Hermitian%20symmetric%20space | In mathematics, a Hermitian symmetric space is a Hermitian manifold which at every point has an inversion symmetry preserving the Hermitian structure. First studied by Élie Cartan, they form a natural generalization of the notion of Riemannian symmetric space from real manifolds to complex manifolds.
Every Hermitian s... |
https://en.wikipedia.org/wiki/Urban%20prairie | Urban prairie is a term to describe vacant urban land that has reverted to green space. Previous structures occupying the urban lots have been demolished, leaving patchy areas of green space that are usually untended and unmanaged, forming an involuntary park. Sometimes, however, the prairie spaces are intentionally cr... |
https://en.wikipedia.org/wiki/Krull%27s%20theorem | In mathematics, and more specifically in ring theory, Krull's theorem, named after Wolfgang Krull, asserts that a nonzero ring has at least one maximal ideal. The theorem was proved in 1929 by Krull, who used transfinite induction. The theorem admits a simple proof using Zorn's lemma, and in fact is equivalent to Zor... |
https://en.wikipedia.org/wiki/Dot%20blot | A dot blot (or slot blot) is a technique in molecular biology used to detect proteins. It represents a simplification of the western blot method, with the exception that the proteins to be detected are not first separated by electrophoresis. Instead, the sample is applied directly on a membrane in a single spot, and th... |
https://en.wikipedia.org/wiki/Cyclic%20module | In mathematics, more specifically in ring theory, a cyclic module or monogenous module is a module over a ring that is generated by one element. The concept is a generalization of the notion of a cyclic group, that is, an Abelian group (i.e. Z-module) that is generated by one element.
Definition
A left R-module M ... |
https://en.wikipedia.org/wiki/Bafilomycin | The bafilomycins are a family of macrolide antibiotics produced from a variety of Streptomycetes. Their chemical structure is defined by a 16-membered lactone ring scaffold. Bafilomycins exhibit a wide range of biological activity, including anti-tumor, anti-parasitic, immunosuppressant and anti-fungal activity. The mo... |
https://en.wikipedia.org/wiki/Fura-2-acetoxymethyl%20ester | Fura-2-acetoxymethyl ester, often abbreviated Fura-2AM, is a membrane-permeant derivative of the ratiometric calcium indicator Fura-2 used in biochemistry to measure cellular calcium concentrations by fluorescence. When added to cells, Fura-2AM crosses cell membranes and once inside the cell, the acetoxymethyl groups ... |
https://en.wikipedia.org/wiki/Dynamin | Dynamin is a GTPase responsible for endocytosis in the eukaryotic cell. Dynamin is part of the "dynamin superfamily", which includes classical dynamins, dynamin-like proteins, Mx proteins, OPA1, mitofusins, and GBPs. Members of the dynamin family are principally involved in the scission of newly formed vesicles from th... |
https://en.wikipedia.org/wiki/Charles%20H.%20Bennett%20%28illustrator%29 | Charles Henry Bennett (26 July 1828 – 2 April 1867) was a British Victorian illustrator who pioneered techniques in comic illustration.
Beginnings
Charles Henry Bennett was born at 3 Tavistock Row in Covent Garden on 26 July 1828 and was baptised a month later in St. Paul's Church, Covent Garden. He was the eldest o... |
https://en.wikipedia.org/wiki/Romance%20of%20the%20Three%20Kingdoms%20II | is the second in the Romance of the Three Kingdoms series of turn-based strategy games produced by Koei and based on the historical novel Romance of the Three Kingdoms.
Gameplay
Upon starting the game, players choose from one of six scenarios that determine the initial layout of power in ancient China. The scenarios l... |
https://en.wikipedia.org/wiki/Signage | Signage is the design or use of signs and symbols to communicate a message. A signage also means signs collectively or being considered as a group. The term signage is documented to have been popularized in 1975 to 1980.
Signs are any kind of visual graphics created to display information to a particular audience. Thi... |
https://en.wikipedia.org/wiki/Darboux%27s%20theorem%20%28analysis%29 | In mathematics, Darboux's theorem is a theorem in real analysis, named after Jean Gaston Darboux. It states that every function that results from the differentiation of another function has the intermediate value property: the image of an interval is also an interval.
When ƒ is continuously differentiable (ƒ in C1([a,... |
https://en.wikipedia.org/wiki/Insulator%20%28genetics%29 | An insulator is a type of cis-regulatory element known as a long-range regulatory element. Found in multicellular eukaryotes and working over distances from the promoter element of the target gene, an insulator is typically 300 bp to 2000 bp in length. Insulators contain clustered binding sites for sequence specific DN... |
https://en.wikipedia.org/wiki/Basic%20Math%20%28video%20game%29 | Basic Math is an educational cartridge for the Atari Video Computer System (later called the Atari 2600) developed by Gary Palmer of Atari, Inc. It was one of the nine launch titles offered when the console went on sale in September 1977. In 1980, Basic Math was renamed Fun with Numbers.
Gameplay
The player's objecti... |
https://en.wikipedia.org/wiki/Saltation%20%28biology%29 | In biology, saltation () is a sudden and large mutational change from one generation to the next, potentially causing single-step speciation. This was historically offered as an alternative to Darwinism. Some forms of mutationism were effectively saltationist, implying large discontinuous jumps.
Speciation, such as by... |
https://en.wikipedia.org/wiki/Peter%20B.%20Andrews | Peter Bruce Andrews (born 1937) is an American mathematician and Professor of Mathematics, Emeritus at Carnegie Mellon University in Pittsburgh, Pennsylvania, and the creator of the mathematical logic Q0. He received his Ph.D. from Princeton University in 1964 under the tutelage of Alonzo Church. He received the Herbra... |
https://en.wikipedia.org/wiki/International%20Society%20of%20Biometeorology | The International Society of Biometeorology (ISB) is a professional society for scientists interested in biometeorology, specifically environmental and ecological aspects of the interaction of the atmosphere and biosphere. The organization's stated purpose is: "to provide one international organization for the promotio... |
https://en.wikipedia.org/wiki/Greg%20Fahy | Gregory M. Fahy is a California-based cryobiologist, biogerontologist, and businessman. He is Vice President and Chief Scientific Officer at Twenty-First Century Medicine, Inc, and has co-founded Intervene Immune, a company developing clinical methods to reverse immune system aging. He is the 2022–2023 president of the... |
https://en.wikipedia.org/wiki/BitLocker | BitLocker is a full volume encryption feature included with Microsoft Windows versions starting with Windows Vista. It is designed to protect data by providing encryption for entire volumes. By default, it uses the Advanced Encryption Standard (AES) algorithm in cipher block chaining (CBC) or "xor–encrypt–xor (XEX)-bas... |
https://en.wikipedia.org/wiki/Adipocyte%20protein%202 | aP2 (adipocyte Protein 2) is a carrier protein for fatty acids that is primarily expressed in adipocytes and macrophages. aP2 is also called fatty acid binding protein 4 (FABP4). Blocking this protein either through genetic engineering or drugs has the possibility of treating heart disease and the metabolic syndrome.... |
https://en.wikipedia.org/wiki/Whitehead%27s%20theory%20of%20gravitation | In theoretical physics, Whitehead's theory of gravitation was introduced by the mathematician and philosopher Alfred North Whitehead in 1922. While never broadly accepted, at one time it was a scientifically plausible alternative to general relativity. However, after further experimental and theoretical consideration, ... |
https://en.wikipedia.org/wiki/Specific%20strength | The specific strength is a material's (or muscle's) strength (force per unit area at failure) divided by its density. It is also known as the strength-to-weight ratio or strength/weight ratio or strength-to-mass ratio. In fiber or textile applications, tenacity is the usual measure of specific strength. The SI unit fo... |
https://en.wikipedia.org/wiki/Conductor%20gallop | Conductor gallop is the high-amplitude, low-frequency oscillation of overhead power lines due to wind. The movement of the wires occurs most commonly in the vertical plane, although horizontal or rotational motion is also possible. The natural frequency mode tends to be around 1 Hz, leading the often graceful periodic ... |
https://en.wikipedia.org/wiki/Interphalangeal%20joints%20of%20the%20hand | The interphalangeal joints of the hand are the hinge joints between the phalanges of the fingers that provide flexion towards the palm of the hand.
There are two sets in each finger (except in the thumb, which has only one joint):
"proximal interphalangeal joints" (PIJ or PIP), those between the first (also called p... |
https://en.wikipedia.org/wiki/Medial%20meniscus | The medial meniscus is a fibrocartilage semicircular band that spans the knee joint medially, located between the medial condyle of the femur and the medial condyle of the tibia. It is also referred to as the internal semilunar fibrocartilage. The medial meniscus has more of a crescent shape while the lateral meniscus ... |
https://en.wikipedia.org/wiki/Lateral%20meniscus | The lateral meniscus (external semilunar fibrocartilage) is a fibrocartilaginous band that spans the lateral side of the interior of the knee joint. It is one of two menisci of the knee, the other being the medial meniscus. It is nearly circular and covers a larger portion of the articular surface than the medial. It ... |
https://en.wikipedia.org/wiki/Contact%20immunity | Contact immunity is the property of some vaccines, where a vaccinated individual can confer immunity upon unimmunized individuals through contact with bodily fluids or excrement. In other words, if person “A” has been vaccinated for virus X and person “B” has not, person “B” can receive immunity to virus X just by com... |
https://en.wikipedia.org/wiki/Salo%20Finkelstein | Salo Finkelstein (born 1896 or 1897, date of death unknown) was a mental calculator. He was born in Łódź (then within the Russian Empire, now in Poland) to a Jewish family.
While at school he was above average in mathematics, and discovered his calculating abilities as well as his faculty in memorizing numbers. At the... |
https://en.wikipedia.org/wiki/Laurel%20wreath | A laurel wreath is a round wreath made of connected branches and leaves of the bay laurel (), an aromatic broadleaf evergreen, or later from spineless butcher's broom (Ruscus hypoglossum) or cherry laurel (Prunus laurocerasus). It is a symbol of triumph and is worn as a chaplet around the head, or as a garland around t... |
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