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https://en.wikipedia.org/wiki/Physics%20Physique%20%D0%A4%D0%B8%D0%B7%D0%B8%D0%BA%D0%B0 | Physics Physique Физика, also known as various punctuations of Physics, Physique, Fizika, and as Physics for short, was a scientific journal published from 1964 through 1968. Founded by Philip Warren Anderson and Bernd T. Matthias, who were inspired by wide-circulation literary magazines like Harper's, the journal's or... |
https://en.wikipedia.org/wiki/Ahmad%20Salahuddin | Ahmad Salahuddin (7 July 1937 – 26 November 1996) was an Indian biochemist who served as a professor of biochemistry and department chairman (1984-1996) at Aligarh Muslim University (AMU) Aligarh, India. He was a Founder Director of Interdisciplinary Biotechnology Unit at AMU in 1984.
Early life
Salahuddin was born o... |
https://en.wikipedia.org/wiki/Acidithiobacillus%20ferrooxidans | Acidithiobacillus ferrooxidans is a bacterium that sustains its life cycle at extremely low pH values, and it is one of the very few organisms that gain energy from oxidating ferrous iron (Fe +II). It can make copper from ores water-soluble, and it can sequester both carbon and nitrogen from the atmosphere.
Not only i... |
https://en.wikipedia.org/wiki/NIPRNet | The Non-classified Internet Protocol (IP) Router Network (NIPRNet) is an IP network used to exchange unclassified information, including information subject to controls on distribution, among the private network's users. The NIPRNet also provides its users access to the Internet.
It is one of the United States Departm... |
https://en.wikipedia.org/wiki/International%20Federation%20of%20Medical%20and%20Biological%20Engineering | The International Federation of Medical and Biological Engineering (IFMBE) was initially formed as International Federation for Medical Electronics and Biological Engineering during the 2nd International Conference of Medical and Biological Engineering, in the UNESCO Building, Paris, France in 1959. It is primarily a f... |
https://en.wikipedia.org/wiki/World%20Vegetable%20Center | The World Vegetable Center (WorldVeg) (), previously known as the Asian Vegetable Research and Development Center (AVRDC), is an international, nonprofit institute for vegetable research and development. It was founded in 1971 in Shanhua, southern Taiwan, by the Asian Development Bank, Taiwan, South Korea, Japan, the P... |
https://en.wikipedia.org/wiki/Constant%20function | In mathematics, a constant function is a function whose (output) value is the same for every input value. For example, the function is a constant function because the value of is 4 regardless of the input value (see image).
Basic properties
As a real-valued function of a real-valued argument, a constant function ha... |
https://en.wikipedia.org/wiki/Atom | An atom is a particle that consists of a nucleus of protons and neutrons surrounded by an electromagnetically-bound cloud of electrons. The atom is the basic particle of the chemical elements, and the chemical elements are distinguished from each other by the number of protons that are in their atoms. For example, any ... |
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/Z-source%20inverter | A Z-source inverter is a type of power inverter, a circuit that converts direct current to alternating current. The circuit functions as a buck-boost inverter without making use of DC-DC converter bridge due to its topology.
Impedance (Z) source networks efficiently convert power between source and load from DC to DC,... |
https://en.wikipedia.org/wiki/Sargassum | Sargassum is a genus of brown macroalgae (seaweed) in the order Fucales of the Phaeophyceae class. Numerous species are distributed throughout the temperate and tropical oceans of the world, where they generally inhabit shallow water and coral reefs, and the genus is widely known for its planktonic (free-floating) spec... |
https://en.wikipedia.org/wiki/Jane%20Clarke%20%28scientist%29 | Jane Clarke (née Morgan; born 1950) is an English biochemist and academic. Since October 2017, she has served as President of Wolfson College, Cambridge. She is also Professor of Molecular Biophysics, a Wellcome Trust Senior Research Fellow in the Department of Chemistry at the University of Cambridge. She was previou... |
https://en.wikipedia.org/wiki/Multi-simulation%20coordinator | MUSIC (Multi-Simulation Coordinator) is software developed and released by the INCF and Royal Institute of Technology (KTH) School of Computer Science and Communication in Stockholm, Sweden. MUSIC is designed for interconnecting
large scale neuronal network simulators, either with each other or with other
tools. It all... |
https://en.wikipedia.org/wiki/National%20Grid%20Service | The National E-Infrastructure Service (NES), formerly the National Grid Service, was an organisation for UK academics and researchers from 2004 through 2011. It was funded by two governmental bodies, Engineering and Physical Sciences Research Council (EPSRC) and the Joint Information Systems Committee (JISC).
Descri... |
https://en.wikipedia.org/wiki/Pacific%E2%80%93North%20American%20teleconnection%20pattern | The Pacific–North American teleconnection pattern (PNA) is a climatological term for a large-scale weather pattern with two modes, denoted positive and negative, and which relates the atmospheric circulation pattern over the North Pacific Ocean with the one over the North American continent.
The positive phase of the ... |
https://en.wikipedia.org/wiki/Conditional-access%20module | A conditional access module (CAM) is an electronic device, usually incorporating a slot for a smart card, which equips an integrated digital television or set-top box with the appropriate hardware facility to view conditional access content that has been encrypted using a conditional access system. They are normally us... |
https://en.wikipedia.org/wiki/VoIP%20VPN | A VoIP VPN combines voice over IP and virtual private network technologies to offer a method for delivering secure voice. Because VoIP transmits digitized voice as a stream of data, the VoIP VPN solution accomplishes voice encryption quite simply, applying standard data-encryption mechanisms inherently available in the... |
https://en.wikipedia.org/wiki/GLORIAD | GLORIAD (Global Ring Network for Advanced Application Development) is a high-speed computer network used to connect scientific organizations in Russia, China, United States, the Netherlands, Korea and Canada. India, Singapore, Vietnam, and Egypt were added in 2009.
GLORIAD is sponsored by the US National Science Foun... |
https://en.wikipedia.org/wiki/Praiseworld%20Radio | Praiseworld Radio is Nigeria first Gospel online radio best known for broadcasting 24/7 Urban, and Gospel hip hop music. The radio began broadcasting on June 1, 2012. In 2014, Praiseworld won the Nigerian Broadcasters Merit Awards for Best Online Radio Station. In 2019, Praiseworld won the Africa Gospel Music Awards fo... |
https://en.wikipedia.org/wiki/Bitmap | In computing, a bitmap is a mapping from some domain (for example, a range of integers) to bits. It is also called a bit array or bitmap index.
As a noun, the term "bitmap" is very often used to refer to a particular bitmapping application: the pix-map, which refers to a map of pixels, where each one may store more th... |
https://en.wikipedia.org/wiki/Sega%20Forever | Sega Forever is a service from the Japanese video game developer Sega for re-releasing past games from the company on modern platforms. The service was launched for Android and iOS devices on June 22, 2017. By 2020, the service included over 30 games.
Background
Sega Forever is a service by Sega to re-release their pr... |
https://en.wikipedia.org/wiki/European%20Physical%20Journal%20D | The European Physical Journal D: Atomic, Molecular, Optical and Plasma Physics is an academic journal recognized by the European Physical Society, presenting new and original research results.
Scope
The main areas covered are:
Atomic Physics
Molecular Physics and Chemical Physics
Atomic and Molecular Collisions
Cluste... |
https://en.wikipedia.org/wiki/Hox%20genes%20in%20amphibians%20and%20reptiles | Hox genes play a massive role in some amphibians and reptiles in their ability to regenerate lost limbs, especially HoxA and HoxD genes.
If the processes involved in forming new tissue can be reverse-engineered into humans, it may be possible to heal injuries of the spinal cord or brain, repair damaged organs and redu... |
https://en.wikipedia.org/wiki/Leaf%20protein%20concentrate | Leaf protein concentrate (LPC) refers to the proteinaceous mass extracted from leaves. It can be a lucrative source of low-cost and sustainable protein for food as well as feed applications. Although the proteinaceous extracts from leaves have been described as early as 1773 by Rouelle, large scale extraction and produ... |
https://en.wikipedia.org/wiki/Blow-up%20lemma | The blow-up lemma, proved by János Komlós, Gábor N. Sárközy, and Endre Szemerédi in 1997, is an important result in extremal graph theory, particularly within the context of the regularity method. It states that the regular pairs in the statement of Szemerédi's regularity lemma behave like complete bipartite graphs in ... |
https://en.wikipedia.org/wiki/Cassini%20Grid | The Cassini Grid was a grid coordinate system used on British military maps during the first half of the twentieth century, particularly during World War II. The referencing consists of square grids drawn on a Cassini projection. For a period after the war, the maps were also used by the general public. The system h... |
https://en.wikipedia.org/wiki/Total%20system%20power | Total system power is a term often used in audio electronics to rate the power of an audio system. Total system power refers to the total power consumption of the unit, rather than the power handling of the speakers or the power output of the amplifier. This can be viewed as a somewhat deceptive marketing ploy, as the ... |
https://en.wikipedia.org/wiki/Body%20donation | Body donation, anatomical donation, or body bequest is the donation of a whole body after death for research and education. There is usually no cost to donate a body to science; donation programs will often provide a stipend and/or cover the cost of cremation or burial once a donated cadaver has served its purpose and ... |
https://en.wikipedia.org/wiki/Enhanced%20privacy%20ID | Enhanced Privacy ID (EPID) is Intel Corporation's recommended algorithm for attestation of a trusted system while preserving privacy. It has been incorporated in several Intel chipsets since 2008 and Intel processors since 2011. At RSAC 2016 Intel disclosed that it has shipped over 2.4B EPID keys since 2008. EPID comp... |
https://en.wikipedia.org/wiki/Btk-type%20zinc%20finger | In molecular biology, the Btk-type zinc finger or Btk motif (BM) is a conserved zinc-binding motif containing conserved cysteines and a histidine that is present in certain eukaryotic signalling proteins. The motif is named after Bruton's tyrosine kinase (Btk), an enzyme which is essential for B cell maturation in huma... |
https://en.wikipedia.org/wiki/Digital%20image%20correlation%20and%20tracking | Digital image correlation and tracking is an optical method that employs tracking and image registration techniques for accurate 2D and 3D measurements of changes in images. This method is often used to measure full-field displacement and strains, and it is widely applied in many areas of science and engineering. Compa... |
https://en.wikipedia.org/wiki/Artificial%20chemistry | An artificial chemistry is a chemical-like system that usually consists of objects, called molecules, that interact according to rules resembling chemical reaction rules. Artificial chemistries are created and studied in order to understand fundamental properties of chemical systems, including prebiotic evolution, as w... |
https://en.wikipedia.org/wiki/Fully%20differential%20amplifier | A fully differential amplifier (FDA) is a DC-coupled high-gain electronic voltage amplifier with differential inputs and differential outputs. In its ordinary usage, the output of the FDA is controlled by two feedback paths which, because of the amplifier's high gain, almost completely determine the output voltage for ... |
https://en.wikipedia.org/wiki/E133%20cluster%20bomb | The E133 cluster bomb was a U.S. biological weapon developed during the Cold War.
History
The U.S. E133 cluster bomb was developed prior to Richard M. Nixon's 1969 declaration that ended the U.S. biological weapons program. At the time of Nixon's declaration the E133 was considered the most likely candidate in the U.S... |
https://en.wikipedia.org/wiki/Quasi-isomorphism | In homological algebra, a branch of mathematics, a quasi-isomorphism or quism is a morphism A → B of chain complexes (respectively, cochain complexes) such that the induced morphisms
of homology groups (respectively, of cohomology groups) are isomorphisms for all n.
In the theory of model categories, quasi-isomorphis... |
https://en.wikipedia.org/wiki/Hilbert%20scheme | In algebraic geometry, a branch of mathematics, a Hilbert scheme is a scheme that is the parameter space for the closed subschemes of some projective space (or a more general projective scheme), refining the Chow variety. The Hilbert scheme is a disjoint union of projective subschemes corresponding to Hilbert polynomi... |
https://en.wikipedia.org/wiki/Observer%20%28meteorological%29 | A meteorological observer, or weather observer, is a person authorized by a weather authority to make or record meteorological observations. They are technicians who are responsible for the accurate observation, rapid measurement, timely collection, recording, and timely submission of meteorological parameters and info... |
https://en.wikipedia.org/wiki/Redaction | Redaction or sanitization is the process of removing sensitive information from a document so that it may be distributed to a broader audience. It is intended to allow the selective disclosure of information. Typically, the result is a document that is suitable for publication or for dissemination to others rather than... |
https://en.wikipedia.org/wiki/Japanese%20iris | The term "Japanese iris" encompasses three species of Irises cultivated in gardens or growing wild in Japan: hanashōbu (Iris ensata), kakitsubata (Iris laevigata) and ayame (Iris sanguinea). Of these three species, I. ensata is the one most commonly referred to as "Japanese iris" outside Japan.
The bluish purple colo... |
https://en.wikipedia.org/wiki/Leccinum%20manzanitae | Leccinum manzanitae is an edible species of bolete fungus in the family Boletaceae. Described as new to science in 1971, it is commonly known as the manzanita bolete for its usual mycorrhizal association with manzanita trees. Its fruit bodies (mushrooms) have sticky reddish to brown caps up to , and its stipes are up t... |
https://en.wikipedia.org/wiki/89%20%28number%29 | 89 (eighty-nine) is the natural number following 88 and preceding 90.
In mathematics
89 is:
the 24th prime number, following 83 and preceding 97.
a Chen prime.
a Pythagorean prime.
the smallest Sophie Germain prime to start a Cunningham chain of the first kind of six terms, {89, 179, 359, 719, 1439, 2879}.
an E... |
https://en.wikipedia.org/wiki/Amnezia%20VPN | Amnezia VPN is a free and open-source application that allows users to create a personal VPN using their own server. It uses the OpenVPN, WireGuard, Shadowsocks, IKev2 and Cloak protocols.
The setup takes place using a graphical user interface.
History
Amnezia VPN is a project by Internet activists from Russia, who ... |
https://en.wikipedia.org/wiki/Epistasis%20and%20functional%20genomics | Epistasis refers to genetic interactions in which the mutation of one gene masks the phenotypic effects of a mutation at another locus. Systematic analysis of these epistatic interactions can provide insight into the structure and function of genetic pathways. Examining the phenotypes resulting from pairs of mutations ... |
https://en.wikipedia.org/wiki/Nakano%20vanishing%20theorem | In mathematics, specifically in the study of vector bundles over complex Kähler manifolds, the Nakano vanishing theorem, sometimes called the Akizuki–Nakano vanishing theorem, generalizes the Kodaira vanishing theorem. Given a compact complex manifold M with a holomorphic line bundle F over M, the Nakano vanishing theo... |
https://en.wikipedia.org/wiki/Eyestalk | In anatomy, an eyestalk (sometimes spelled eye stalk and also known as an ommatophore) is a protrusion that extends an eye away from the body, giving the eye a better field of view. It is a common feature in nature and frequently appears in fiction.
In nature
Eyestalks are a specialized type of tentacle. Tentacles ma... |
https://en.wikipedia.org/wiki/Eltonian%20niche | The Eltonian niche is an ecological niche that emphasizes the functional attributes of animals and their corresponding trophic position. This was the definition Eugene Odum popularized in his analogy of the niche of a species with its profession in the ecosystem as opposed to the habitat being its address. The definiti... |
https://en.wikipedia.org/wiki/Dipotassium%20guanylate | Dipotassium guanylate is a compound with formula K2(C10H12O4N5PO4). It is a potassium salt of guanylic acid.
As a food additive, it is used as a flavor enhancer and has the E number E628. |
https://en.wikipedia.org/wiki/NCK2 | Cytoplasmic protein NCK2 (also known as NCK-beta and Grb4) is a protein that in humans is encoded by the NCK2 gene.
Function
NCK belongs to family of adaptor proteins. There are two mammalian NCK genes, NCK1 and NCK2. NCK1 is located in chromosome 3 and NCK2 is located in chromosome 2. The protein contains three SH3... |
https://en.wikipedia.org/wiki/Longley%E2%80%93Rice%20model | The Longley–Rice model (LR) is a radio propagation model: a method for predicting the attenuation of radio signals for a telecommunication link in the frequency range of 40 MHz to 100 GHz.
Longley-Rice is also known as the irregular terrain model (ITM). It was created by scientists Anita Longley and Phil Rice of the ... |
https://en.wikipedia.org/wiki/Ryanodine%20receptor%201 | Ryanodine receptor 1 (RYR-1) also known as skeletal muscle calcium release channel or skeletal muscle-type ryanodine receptor is one of a class of ryanodine receptors and a protein found primarily in skeletal muscle. In humans, it is encoded by the RYR1 gene.
Function
RYR1 functions as a calcium release channel in t... |
https://en.wikipedia.org/wiki/Hematochrome | Hematochrome is a yellow, orange, or (most commonly) red biological pigment present in some green algae, especially when exposed to intense light. It is a name used mainly in older literature. Hematochrome is a mixture of carotenoid pigments and their derivates. |
https://en.wikipedia.org/wiki/Classification%20of%20Fatou%20components | In mathematics, Fatou components are components of the Fatou set. They were named after Pierre Fatou.
Rational case
If f is a rational function
defined in the extended complex plane, and if it is a nonlinear function (degree > 1)
then for a periodic component of the Fatou set, exactly one of the following holds... |
https://en.wikipedia.org/wiki/Functional%20database%20model | The functional database model is used to support analytics applications such as financial planning and performance management. The functional database model, or the functional model for short, is different from but complementary to the relational model. The functional model is also distinct from other similarly named c... |
https://en.wikipedia.org/wiki/Monopole%20%28mathematics%29 | In mathematics, a monopole is a connection over a principal bundle G with a section of the associated adjoint bundle.
Physical interpretation
Physically, the section can be interpreted as a Higgs field, where the connection and Higgs field should satisfy the Bogomolny equations and be of finite action.
See also
N... |
https://en.wikipedia.org/wiki/Variable-width%20encoding | A variable-width encoding is a type of character encoding scheme in which codes of differing lengths are used to encode a character set (a repertoire of symbols) for representation, usually in a computer. Most common variable-width encodings are multibyte encodings, which use varying numbers of bytes (octets) to encode... |
https://en.wikipedia.org/wiki/Isostatic%20depression | Isostatic depression is the sinking of large parts of the Earth's crust into the asthenosphere caused by a heavy weight placed on the Earth's surface, often glacial ice during continental glaciation. Isostatic depression and isostatic rebound occur at rates of centimeters per year. Greenland is an example of an isostat... |
https://en.wikipedia.org/wiki/Conditional%20operator | The conditional operator is supported in many programming languages. This term usually refers to ?: as in C, C++, C#, and JavaScript. However, in Java, this term can also refer to && and ||.
&& and ||
In some programming languages, e.g. Java, the term conditional operator refers to short circuit boolean operators &&... |
https://en.wikipedia.org/wiki/Intelligent%20sensor | An intelligent sensor is a sensor that takes some predefined action when it senses the appropriate input (light, heat, sound, motion, touch, etc.).
Description
The sensor has to do the following tasks:
Give a digital signal.
Be able to communicate the signal.
Be able to execute logical functions and instructions.
E... |
https://en.wikipedia.org/wiki/A.%20P.%20B.%20Sinha | Akhoury Purnendu Bhusan Sinha (born 1928) is an Indian solid state chemist and a former head of the Physical Chemistry Division of the National Chemical Laboratory, Pune. He is known for his theories on semiconductors and his studies on synthesis of manganites. He is an elected fellow of the Indian National Science Aca... |
https://en.wikipedia.org/wiki/Artishia%20Wilkerson%20Jordan | Artishia Garcia Wilkerson Jordan (August 12, 1901 – February 7, 1974) was an American educator and clubwoman, based in Los Angeles.
Early life
Artishia Garcia Wilkerson was born in Louisville, Kentucky, the daughter of Bernard Orange Wilkerson and Artishia Garcia Gilbert Wilkerson. Her father was an attorney; her moth... |
https://en.wikipedia.org/wiki/Continuous%20embedding | In mathematics, one normed vector space is said to be continuously embedded in another normed vector space if the inclusion function between them is continuous. In some sense, the two norms are "almost equivalent", even though they are not both defined on the same space. Several of the Sobolev embedding theorems are co... |
https://en.wikipedia.org/wiki/Lupinine | Lupinine is a quinolizidine alkaloid present in the genus Lupinus (colloquially referred to as lupins) of the flowering plant family Fabaceae. The scientific literature contains many reports on the isolation and synthesis of this compound as well as a vast number of studies on its biosynthesis from its natural precurso... |
https://en.wikipedia.org/wiki/Realdo%20Colombo | Matteo Realdo Colombo (c. 1515 – 1559) was an Italian professor of anatomy and a surgeon at the University of Padua between 1544 and 1559.
Early life and education
Matteo Realdo Colombo or Realdus Columbus, was born in Cremona, Lombardy, the son of an apothecary named Antonio Colombo. Although little is known about h... |
https://en.wikipedia.org/wiki/Band%20gap | In solid-state physics and solid-state chemistry, a band gap, also called a bandgap or energy gap, is an energy range in a solid where no electronic states exist. In graphs of the electronic band structure of solids, the band gap refers to the energy difference (often expressed in electronvolts) between the top of the ... |
https://en.wikipedia.org/wiki/Selene%20%28supercomputer%29 | Selene is a supercomputer developed by Nvidia, capable of achieving 63.460 petaflops, ranking as the fifth fastest supercomputer in the world, when it entered the list. Selene is based on the Nvidia DGX system consisting of AMD CPUs, Nvidia A100 GPUs, and Mellanox HDDR networking. Selene is based on the Nvidia DGX Supe... |
https://en.wikipedia.org/wiki/Microsoft%20SenseCam | Microsoft's SenseCam is a lifelogging camera with fisheye lens and trigger sensors, such as accelerometers, heat sensing, and audio, invented by Lyndsay Williams, patent granted in 2009. Usually worn around the neck, Sensecam is used for the MyLifeBits project, a lifetime storage database. Early developers were James S... |
https://en.wikipedia.org/wiki/Photokinesis | Photokinesis is a change in the velocity of movement of an organism as a result of changes in light intensity. The alteration in speed is independent of the direction from which the light is shining. Photokinesis is described as positive if the velocity of travel is greater with an increase in light intensity and negat... |
https://en.wikipedia.org/wiki/Human%20uses%20of%20plants | Human uses of plants include both practical uses, such as for food, clothing, and medicine, and symbolic uses, such as in art, mythology and literature. The reliable provision of food through agriculture is the basis of civilization. The study of plant uses by native peoples is ethnobotany, while economic botany focuse... |
https://en.wikipedia.org/wiki/EICAR%20%28antiviral%29 | EICAR (5-Ethynyl-1-beta-D-ribofuranosylImidazole-4-CARboxamide) is a nucleoside analogue which has both anti-cancer and antiviral effects, and was originally developed for the treatment of leukemia, but was unsuccessful in human clinical trials. It has broad spectrum antiviral effects with activity against pox viruses,... |
https://en.wikipedia.org/wiki/Behavioral%20syndrome | In behavioral ecology, a behavioral syndrome is a correlated suite of behavioral traits, often (but not always) measured across multiple contexts. The suite of traits that are correlated at the population or species level is considered the behavioral syndrome, while the phenotype of the behavioral syndrome an individua... |
https://en.wikipedia.org/wiki/Continuous%20Computing | Continuous Computing was a privately held company based in San Diego and founded in 1998 that provides telecom systems made up of telecom platforms and Trillium software, including protocol software stacks for femtocells and 4G wireless / Long Term Evolution (LTE). The company also sells standalone Trillium software pr... |
https://en.wikipedia.org/wiki/Halton%20sequence | In statistics, Halton sequences are sequences used to generate points in space for numerical methods such as Monte Carlo simulations. Although these sequences are deterministic, they are of low discrepancy, that is, appear to be random for many purposes. They were first introduced in 1960 and are an example of a quas... |
https://en.wikipedia.org/wiki/.tor | .tor is a pseudo-top-level domain host suffix implemented by the OnioNS project, which aims to add DNS infrastructure to the Tor network enabling the selection of meaningful and globally-unique domain name for hidden services, which users can then reference from the Tor Browser.
The project aims to address the major u... |
https://en.wikipedia.org/wiki/Semantic%20folding | Semantic folding theory describes a procedure for encoding the semantics of natural language text in a semantically grounded binary representation. This approach provides a framework for modelling how language data is processed by the neocortex.
Theory
Semantic folding theory draws inspiration from Douglas R. Hofstadt... |
https://en.wikipedia.org/wiki/Locally%20decodable%20code | A locally decodable code (LDC) is an error-correcting code that allows a single bit of the original message to be decoded with high probability by only examining (or querying) a small number of bits of a possibly corrupted codeword.
This property could be useful, say, in a context where information is being transmitted... |
https://en.wikipedia.org/wiki/CESRA | The Community of European Solar Radio Astronomers (CESRA) is a non-profit informal organization of European scientists whose aims are to promote studies of solar radio physics and related topics.
Established in 1970, its membership includes scientists from 28 European research institutes.
History
Arnold O. Benz repo... |
https://en.wikipedia.org/wiki/Equidistant | A point is said to be equidistant from a set of objects if the distances between that point and each object in the set are equal.
In two-dimensional Euclidean geometry, the locus of points equidistant from two given (different) points is their perpendicular bisector. In three dimensions, the locus of points equidistan... |
https://en.wikipedia.org/wiki/Double%20factorial | In mathematics, the double factorial of a number , denoted by , is the product of all the positive integers up to that have the same parity (odd or even) as . That is,
Restated, this says that for even , the double factorial is
while for odd it is
For example, . The zero double factorial as an empty product.
The... |
https://en.wikipedia.org/wiki/Direct%20energy%20conversion | Direct energy conversion (DEC) or simply direct conversion converts a charged particle's kinetic energy into a voltage. It is a scheme for power extraction from nuclear fusion.
History and theoretical underpinnings
Electrostatic direct collectors
In the middle of the 1960s direct energy conversion was proposed as a... |
https://en.wikipedia.org/wiki/Thermal%20history%20of%20Earth | The thermal history of Earth involves the study of the cooling history of Earth's interior. It is a sub-field of geophysics. (Thermal histories are also computed for the internal cooling of other planetary and stellar bodies.) The study of the thermal evolution of Earth's interior is uncertain and controversial in all ... |
https://en.wikipedia.org/wiki/Combined%20Online%20Information%20System | The Combined Online Information System (COINS) is a database containing HM Treasury's detailed analysis of departmental spending under thousands of category headings. The database contains around 24 million lines of data. The database has codes for more than 1,700 public bodies in the United Kingdom including central... |
https://en.wikipedia.org/wiki/Journal%20of%20Theoretical%20Biology | The Journal of Theoretical Biology is a biweekly peer-reviewed scientific journal covering theoretical biology, as well as mathematical, computational, and statistical aspects of biology. Some research areas covered by the journal include cell biology, evolutionary biology, population genetics, morphogenesis, and immun... |
https://en.wikipedia.org/wiki/The%20Population%20Bomb | The Population Bomb is a 1968 book co-authored by former Stanford University professor Paul R. Ehrlich and former Stanford senior researcher in conservation biology Anne H. Ehrlich. From the opening page, it incorrectly predicted worldwide famines due to overpopulation, as well as other major societal upheavals, and ad... |
https://en.wikipedia.org/wiki/Artin%27s%20criterion | In mathematics, Artin's criteria are a collection of related necessary and sufficient conditions on deformation functors which prove the representability of these functors as either Algebraic spaces or as Algebraic stacks. In particular, these conditions are used in the construction of the moduli stack of elliptic curv... |
https://en.wikipedia.org/wiki/Missing%20dollar%20riddle | The missing dollar riddle is a famous riddle that involves an informal fallacy. It dates to at least the 1930s, although similar puzzles are much older.
Statement
Although the wording and specifics can vary, the puzzle runs along these lines:
Three guests check into a hotel room. The manager says the bill is $30, so ... |
https://en.wikipedia.org/wiki/Steven%20Block | Steven M. Block (born 1952) is an American biophysicist and Professor at Stanford University with a joint appointment in the departments of Biology and Applied Physics. In addition, he is a member of the scientific advisory group JASON, a senior fellow of Stanford's Freeman Spogli Institute for International Studies, a... |
https://en.wikipedia.org/wiki/Double%20exponential%20function | A double exponential function is a constant raised to the power of an exponential function. The general formula is (where a>1 and b>1), which grows much more quickly than an exponential function. For example, if a = b = 10:
f(x) = 1010x
f(0) = 10
f(1) = 1010
f(2) = 10100 = googol
f(3) = 101000
f(100) = 1010100 = goog... |
https://en.wikipedia.org/wiki/Preemption%20%28computing%29 | In computing, preemption is the act of temporarily interrupting an executing task, with the intention of resuming it at a later time. This interrupt is done by an external scheduler with no assistance or cooperation from the task. This preemptive scheduler usually runs in the most privileged protection ring, meaning th... |
https://en.wikipedia.org/wiki/Hardware%20random%20number%20generator | In computing, a hardware random number generator (HRNG), true random number generator (TRNG), non-deterministic random bit generator (NRBG), or physical random number generator is a device that generates random numbers from a physical process capable of producing entropy (in other words, the device always has access to... |
https://en.wikipedia.org/wiki/General%20Instrument%20SP0256 | GI SP0256 refers to a family of closely related NMOS LSI chips manufactured by General Instrument in the early 1980s, able to model the human vocal tract by a software programmable digital filter, creating a digital output converted into an analog signal through an external low-pass filter. The SP0256 includes 2 KB of ... |
https://en.wikipedia.org/wiki/Space%20dust%20measurement | Space dust measurement refers to the study of small particles of extraterrestrial material, known as micrometeoroids or interplanetary dust particles (IDPs), that are present in the Solar System. These particles are typically of micrometer to sub-millimeter size and are composed of a variety of materials including sili... |
https://en.wikipedia.org/wiki/Laminar%E2%80%93turbulent%20transition | In fluid dynamics, the process of a laminar flow becoming turbulent is known as laminar–turbulent transition. The main parameter characterizing transition is the Reynolds number.
Transition is often described as a process proceeding through a series of stages. "Transitional flow" can refer to transition in either dir... |
https://en.wikipedia.org/wiki/Project%20Kaisei | Project Kaisei (from 海星, kaisei, "ocean planet" in Japanese) is a scientific and commercial mission to study and clean up the Great Pacific Garbage Patch, a large body of floating debris trapped in the Pacific Ocean by the currents of the North Pacific Gyre. Discovered by NOAA, the patch is estimated to contain 20 time... |
https://en.wikipedia.org/wiki/Martyn%20Cundy | Henry Martyn Cundy (23 December 1913 – 25 February 2005) was a mathematics teacher and professor in Britain and Malawi as well as a singer, musician and poet. He was one of the founders of the School Mathematics Project to reform O level and A level teaching. Through this he had a big effect on maths teaching in Britai... |
https://en.wikipedia.org/wiki/Parallels%20%28company%29 | Parallels is a software company based in Bellevue, Washington; it is primarily involved in the development of virtualization software for macOS. The company has offices in 14 countries, including the United States, Germany, United Kingdom, France, Japan, China, Spain, Malta, Australia and Mauritius and has over 800 emp... |
https://en.wikipedia.org/wiki/Napier%27s%20bones | Napier's bones is a manually-operated calculating device created by John Napier of Merchiston, Scotland for the calculation of products and quotients of numbers. The method was based on lattice multiplication, and also called rabdology, a word invented by Napier. Napier published his version in 1617. It was printed in ... |
https://en.wikipedia.org/wiki/Double%20acute%20accent | The double acute accent () is a diacritic mark of the Latin and Cyrillic scripts. It is used primarily in Hungarian or Chuvash, and consequently it is sometimes referred to by typographers as hungarumlaut. The signs formed with a regular umlaut are letters in their own right in the Hungarian alphabet—for instance, they... |
https://en.wikipedia.org/wiki/Mathematical%20Surveys%20and%20Monographs | Mathematical Surveys and Monographs is a series of monographs published by the American Mathematical Society.
Each volume in the series gives a survey of the subject along with a brief introduction to recent developments and unsolved problems.
The series has been known as Mathematical Surveys and Monographs since 198... |
https://en.wikipedia.org/wiki/Teraflops%20Research%20Chip | Intel Teraflops Research Chip (codenamed Polaris) is a research manycore processor containing 80 cores, using a network-on-chip architecture, developed by Intel's Tera-Scale Computing Research Program. It was manufactured using a 65 nm CMOS process with eight layers of copper interconnect and contains 100 million trans... |
https://en.wikipedia.org/wiki/Genetic%20marker | A genetic marker is a gene or DNA sequence with a known location on a chromosome that can be used to identify individuals or species. It can be described as a variation (which may arise due to mutation or alteration in the genomic loci) that can be observed. A genetic marker may be a short DNA sequence, such as a seque... |
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