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https://en.wikipedia.org/wiki/Operation%20RAFTER | RAFTER was a code name for the MI5 radio receiver detection technique, mostly used against clandestine Soviet agents and monitoring of domestic radio transmissions by foreign embassy personnel from the 1950s on.
Explanation
Most radio receivers of the period were of the AM superhet design, with local oscillators whic... |
https://en.wikipedia.org/wiki/Kinetic%20exchange%20models%20of%20markets | Kinetic exchange models are multi-agent dynamic models inspired by the statistical physics of energy distribution, which try to explain the robust and universal features of income/wealth distributions.
Understanding the distributions of income and wealth in an economy has been a classic problem in economics for more t... |
https://en.wikipedia.org/wiki/Haloarcula%20marismortui | Haloarcula marismortui is a halophilic archaeon isolated from the Dead Sea
Morphology
Haloarcula marismortui is a Gram-negative archaeon with a cell size of 1.0-2.x 2.0-3.0 μm (diameter x length). Cells are pleomorphic appearing as short rods to rectangles. H. marismortui is motile via archaellum and possesses a cell... |
https://en.wikipedia.org/wiki/Gummed%20film | Gummed film refers to a technique used to measure nuclear fallout. It involves the use of a sheet of plastic (cellulose acetate) or paper substrate coated on one side with an adhesive (e.g., rubber cement). The sheet is exposed (adhesive-side up) to the environment to be monitored, where fallout particles land on (and... |
https://en.wikipedia.org/wiki/Zipping%20%28computer%20science%29 | In computer science, zipping is a function which maps a tuple of sequences into a sequence of tuples. This name zip derives from the action of a zipper in that it interleaves two formerly disjoint sequences. The inverse function is unzip.
Example
Given the three words cat, fish and be where |cat| is 3, |fish| is 4 ... |
https://en.wikipedia.org/wiki/XDNA%20%28multi-graphics%29 | The xDNA technology is a technology designed by Diamond Multimedia, allowing motherboards which are not certified for ATI CrossFire (for instance, nForce 500/600 series motherboards designed by Nvidia) to install multiple ATI Radeon video cards (up to four) as a CrossFire setup and operate in rendering modes which are ... |
https://en.wikipedia.org/wiki/Oracle%20Advertising | Oracle Advertising, formerly Datalogix, is a cloud-based consumer data collection, activation, and measurement platform for use by digital advertisers. Datalogix was a consumer data collection company based in Westminster, Colorado that provided offline consumer spending data to marketers. In December 2014, Oracle sign... |
https://en.wikipedia.org/wiki/Doroth%C3%A9e%20Normand-Cyrot | Dorothée Normand-Cyrot is a French applied mathematician and control theorist, known for her work on discrete-time nonlinear control systems.
Education and career
As a teenager entering the French university system in 1971, Normand-Cyrot found the grandes écoles closed off to her because she was female; instead she we... |
https://en.wikipedia.org/wiki/Fredholm%20theory | In mathematics, Fredholm theory is a theory of integral equations. In the narrowest sense, Fredholm theory concerns itself with the solution of the Fredholm integral equation. In a broader sense, the abstract structure of Fredholm's theory is given in terms of the spectral theory of Fredholm operators and Fredholm kern... |
https://en.wikipedia.org/wiki/Ichthyosis%20acquisita | Ichthyosis acquisita is a skin condition clinically and histologically similar to ichthyosis vulgaris.
Presentation
Associated conditions
The development of ichthyosis in adulthood can be a manifestation of systemic disease, and it has been described in association with malignancies, drugs, endocrine and metabolic di... |
https://en.wikipedia.org/wiki/Variation%20ratio | The variation ratio is a simple measure of statistical dispersion in nominal distributions; it is the simplest measure of qualitative variation.
It is defined as the proportion of cases which are not in the mode category:
where fm is the frequency (number of cases) of the mode, and N is the total number of cases. Wh... |
https://en.wikipedia.org/wiki/Thiolutin | Thiolutin is a sulfur-containing antibiotic, which is a potent inhibitor of bacterial and yeast RNA polymerases. It was found to inhibit in vitro RNA synthesis directed by all three yeast RNA polymerases (I, II, and III). Thiolutin is also an inhibitor of mannan and glucan formation in Saccharomyces cerevisiae and used... |
https://en.wikipedia.org/wiki/Geodemographic%20segmentation | In marketing, geodemographic segmentation is a multivariate statistical classification technique for discovering whether the individuals of a population fall into different groups by making quantitative comparisons of multiple characteristics with the assumption that the differences within any group should be less than... |
https://en.wikipedia.org/wiki/Ampersand | The ampersand, also known as the and sign, is the logogram , representing the conjunction "and". It originated as a ligature of the letters et—Latin for "and".
Etymology
Traditionally in English, when spelling aloud, any letter that could also be used as a word in itself ("A", "I", and, "O") was referred to by the L... |
https://en.wikipedia.org/wiki/Ap%C3%A9ry%27s%20theorem | In mathematics, Apéry's theorem is a result in number theory that states the Apéry's constant ζ(3) is irrational. That is, the number
cannot be written as a fraction where p and q are integers. The theorem is named after Roger Apéry.
The special values of the Riemann zeta function at even integers () can be shown i... |
https://en.wikipedia.org/wiki/169th%20meridian%20east | The meridian 169° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, New Zealand, the Southern Ocean, and Antarctica to the South Pole.
The 169th meridian east forms a great circle with the 11th meridian west.
From Pole to Pole
Starting at the N... |
https://en.wikipedia.org/wiki/NanoLanguage | NanoLanguage is a scripting interface built on top of the interpreted programming language Python, and is primarily intended for simulation of physical and chemical properties of nanoscale systems.
Introduction
Over the years, several electronic-structure codes based on density functional theory have been developed b... |
https://en.wikipedia.org/wiki/99%20Points%20of%20Intersection | 99 Points of Intersection: Examples—Pictures—Proofs is a book on constructions in Euclidean plane geometry in which three or more lines or curves meet in a single point of intersection. This book was originally written in German by Hans Walser as 99 Schnittpunkte (Eagle / Ed. am Gutenbergplatz, 2004), translated into E... |
https://en.wikipedia.org/wiki/Gloger%27s%20rule | Gloger's rule is an ecogeographical rule which states that within a species of endotherms, more heavily pigmented forms tend to be found in more humid environments, e.g. near the equator. It was named after the zoologist Constantin Wilhelm Lambert Gloger, who first remarked upon this phenomenon in 1833 in a review of ... |
https://en.wikipedia.org/wiki/Moses%20Holden | Moses Holden (21 November 1777 – 3 June 1864) was an English astronomer, known particularly for giving lectures on astronomy.
Life
Holden was born in Bolton, Lancashire, the second youngest of five children of Thomas Holden, a handloom weaver, and his wife Joyce. As a youth he worked in a foundry at Preston, until dis... |
https://en.wikipedia.org/wiki/Conflict-free%20replicated%20data%20type | In distributed computing, a conflict-free replicated data type (CRDT) is a data structure that is replicated across multiple computers in a network, with the following features:
The application can update any replica independently, concurrently and without coordinating with other replicas.
An algorithm (itself part o... |
https://en.wikipedia.org/wiki/Adaptive%20scalable%20texture%20compression | Adaptive scalable texture compression (ASTC) is a lossy block-based texture compression algorithm developed by Jørn Nystad et al. of ARM Ltd. and AMD.
Full details of ASTC were first presented publicly at the High Performance Graphics 2012 conference, in a paper by Olson et al. entitled "Adaptive Scalable Texture Comp... |
https://en.wikipedia.org/wiki/Descriptive%20botanical%20name | Descriptive botanical names are scientific names of groups of plants that are irregular, not being derived systematically from the name of a type genus. They may describe some characteristics of the group in general or may be a name already in existence before regularised scientific nomenclature.
Descriptive names ca... |
https://en.wikipedia.org/wiki/Titlo | Titlo is an extended diacritic symbol initially used in early Cyrillic and Glagolitic manuscripts, e.g., in Old Church Slavonic and Old East Slavic languages. The word is a borrowing from the Greek , "title" and is a cognate of the words tittle and tilde. The titlo still appears in inscriptions on modern icons and in ... |
https://en.wikipedia.org/wiki/Minkowski%27s%20theorem | In mathematics, Minkowski's theorem is the statement that every convex set in which is symmetric with respect to the origin and which has volume greater than contains a non-zero integer point (meaning a point in that is not the origin). The theorem was proved by Hermann Minkowski in 1889 and became the foundation of... |
https://en.wikipedia.org/wiki/225%20%28number%29 | 225 (two hundred [and] twenty-five) is the natural number following 224 and preceding 226.
In mathematics
225 is the smallest number that is a polygonal number in five different ways. It is a square number ,
an octagonal number, and a squared triangular number .
As the square of a double factorial, counts the nu... |
https://en.wikipedia.org/wiki/NMOS%20logic | N-type metal–oxide–semiconductor logic uses n-type (-) MOSFETs (metal–oxide–semiconductor field-effect transistors) to implement logic gates and other digital circuits. These nMOS transistors operate by creating an inversion layer in a p-type transistor body. This inversion layer, called the n-channel, can conduct elec... |
https://en.wikipedia.org/wiki/Relaxation%20%28NMR%29 | In MRI and NMR spectroscopy, an observable nuclear spin polarization (magnetization) is created by a homogeneous magnetic field. This field makes the magnetic dipole moments of the sample precess at the resonance (Larmor) frequency of the nuclei. At thermal equilibrium, nuclear spins precess randomly about the directio... |
https://en.wikipedia.org/wiki/Digital%20Item | Digital Item is the basic unit of transaction in the MPEG-21 framework. It is a structured digital object, including a standard representation, identification and metadata.
A Digital Item may be a combination of resources like videos, audio tracks or images; metadata, such as descriptors and identifiers; and structur... |
https://en.wikipedia.org/wiki/Compiler | In computing, a compiler is a computer program that translates computer code written in one programming language (the source language) into another language (the target language). The name "compiler" is primarily used for programs that translate source code from a high-level programming language to a low-level programm... |
https://en.wikipedia.org/wiki/Series%2040 | Series 40, often shortened as S40, is a software platform and application user interface (UI) software on Nokia's broad range of mid-tier feature phones, as well as on some of the Vertu line of luxury phones. It was one of the world's most widely used mobile phone platforms and found in hundreds of millions of devices.... |
https://en.wikipedia.org/wiki/Cultivar | A cultivar is a kind of cultivated plant that people have selected for desired traits and which retains those traits when propagated. Methods used to propagate cultivars include division, root and stem cuttings, offsets, grafting, tissue culture, or carefully controlled seed production. Most cultivars arise from purpos... |
https://en.wikipedia.org/wiki/Phycological%20Society%20of%20America | The Phycological Society of America (PSA) is a professional society, founded in 1946, that is dedicated to the advancement of phycology, the study of algae. The PSA is responsible for the publication of Journal of Phycology and organizes annual conferences among other events that aid in the advancement of related alga... |
https://en.wikipedia.org/wiki/Microwave%20welding | Microwave welding is a plastic welding process that utilizes alternating electromagnetic fields in the microwave band to join thermoplastic base materials that are melted by the phenomenon of dielectric heating.
See also
Dielectric heating
Plastic welding
Radio-frequency welding |
https://en.wikipedia.org/wiki/Butroxydim | Butroxydim is a chemical used as a herbicide. It is a group A herbicide used to kill grass weeds in a range of broadacre crops. Structurally related herbicides against grasses are alloxydim, sethoxydim, clethodim, and cycloxydim. |
https://en.wikipedia.org/wiki/Variational%20method%20%28quantum%20mechanics%29 | In quantum mechanics, the variational method is one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states. This allows calculating approximate wavefunctions such as molecular orbitals. The basis for this method is the variational principle.
The method consists of choosi... |
https://en.wikipedia.org/wiki/Psychometrika | Psychometrika is the official journal of the Psychometric Society, a professional body devoted to psychometrics and quantitative psychology. The journal covers quantitative methods for measurement and evaluation of human behavior, including statistical methods and other mathematical techniques. Past editors include Mar... |
https://en.wikipedia.org/wiki/Online%20credentials%20for%20learning | Online credentials for learning are digital credentials that are offered in place of traditional paper credentials for a skill or educational achievement. They are directly linked to the accelerated development of internet communication technologies, the development of digital badges, electronic passports and massive o... |
https://en.wikipedia.org/wiki/Conjugate%20coding | Conjugate coding is a cryptographic tool, introduced by Stephen Wiesner in the late 1960s. It is part of the two applications Wiesner described for quantum coding, along with a method for creating fraud-proof banking notes. The application that the concept was based on was a method of transmitting multiple messages in ... |
https://en.wikipedia.org/wiki/List%20of%20materials%20properties | A material property is an intensive property of a material, i.e., a physical property or chemical property that does not depend on the amount of the material. These quantitative properties may be used as a metric by which the benefits of one material versus another can be compared, thereby aiding in materials selection... |
https://en.wikipedia.org/wiki/N-entity | In telecommunication, a n-entity is an active element in the n-th layer of the Open Systems Interconnection--Reference Model (OSI-RM) that (a) interacts directly with elements, i.e., entities, of the layer immediately above or below the n-th layer, (b) is defined by a unique set of rules, i.e., syntax, and information ... |
https://en.wikipedia.org/wiki/Noisy%20data | Noisy data are data that is corrupted, distorted, or has a low signal-to-noise ratio. Improper procedures (or improperly-documented procedures) to subtract out the noise in data can lead to a false sense of accuracy or false conclusions.
Noisy data are data with a large amount of additional meaningless information in... |
https://en.wikipedia.org/wiki/Fibronectin%20type%20II%20domain | Fibronectin type II domain is a collagen-binding protein domain. Fibronectin is a multi-domain glycoprotein, found in a soluble form in plasma, and in an insoluble form in loose connective tissue and basement membranes, that binds cell surfaces and various compounds including collagen, fibrin, heparin, DNA, and actin.... |
https://en.wikipedia.org/wiki/Hilbert%27s%20inequality | In analysis, a branch of mathematics, Hilbert's inequality states that
for any sequence of complex numbers. It was first demonstrated by David Hilbert with the constant instead of ; the sharp constant was found by Issai Schur. It implies that the discrete Hilbert transform is a bounded operator in .
Formulation
... |
https://en.wikipedia.org/wiki/IonQ | IonQ is a quantum computing hardware and software company based in College Park, Maryland. They are developing a general-purpose trapped ion quantum computer and software to generate, optimize, and execute quantum circuits.
History
IonQ was co-founded by Christopher Monroe and Jungsang Kim, professors at the Universit... |
https://en.wikipedia.org/wiki/Corn%20husk%20doll | A corn husk doll is a Native American doll made out of the dried leaves or "husk" of a corn cob. Maize, known in some countries as corn, is a large grain plant domesticated by indigenous peoples in Mesoamerica in prehistoric times. Every part of the ear of corn was used. Women braided the husks for rope and twine and c... |
https://en.wikipedia.org/wiki/James%20Sakoda | James Sakoda (1916–2005) was a Japanese-American psychologist and pioneer in computational modeling.
Career
Sakoda was born in Lancaster, California in 1916.
During World War II, Sakoda spent time incarcerated at the Tule Lake and Minidoka internment camps. He documented the experiences of Japanese Americans in inte... |
https://en.wikipedia.org/wiki/Tandy%20Graphics%20Adapter | Tandy Graphics Adapter (TGA, also Tandy graphics) is a computer display standard for the Tandy 1000 series of IBM PC compatibles, which has compatibility with the video subsystem of the IBM PCjr but became a standard in its own right.
PCjr graphics
The Tandy 1000 series began in 1984 as a clone of the IBM PCjr, offer... |
https://en.wikipedia.org/wiki/Mod%20qos | mod_qos is a quality of service (QoS) module for the Apache HTTP server implementing control mechanisms that can provide different priority to different requests.
Description
A web server can only serve a limited number of concurrent requests. QoS is used to ensure that important resources stay available under high se... |
https://en.wikipedia.org/wiki/INF2 | Inverted formin-2 is a protein that in humans is encoded by the INF2 gene. It belongs to the protein family called the formins. It has two splice isoforms, CAAX which localizes to the endoplasmic reticulum and non-CAAX which localizes to focal adhesions and the cytoplasm with enrichment at the Golgi. INF2 plays a role... |
https://en.wikipedia.org/wiki/List%20of%20system%20quality%20attributes | Within systems engineering, quality attributes are realized non-functional requirements used to evaluate the performance of a system. These are sometimes named architecture characteristics, or "ilities" after the suffix many of the words share. They are usually architecturally significant requirements that require arch... |
https://en.wikipedia.org/wiki/Kurepa%20tree | In set theory, a Kurepa tree is a tree (T, <) of height ω1, each of whose levels is at most countable, and has at least ℵ2 many branches. This concept was introduced by . The existence of a Kurepa tree (known as the Kurepa hypothesis, though Kurepa originally conjectured that this was false) is consistent with the axio... |
https://en.wikipedia.org/wiki/John%20Bridges%20%28software%20developer%29 | John Bridges is the co-author of the computer program PCPaint and primary developer of the program GRASP for Microtex Industries with Doug Wolfgram. He is also the sole author of GLPro and AfterGRASP. His article entitled "Differential Image Compression" was published in the February 1991 issue of Dr. Dobb's Journal.
... |
https://en.wikipedia.org/wiki/Discoid%20lupus%20erythematosus | Discoid lupus erythematosus is the most common type of chronic cutaneous lupus (CCLE), an autoimmune skin condition on the lupus erythematosus spectrum of illnesses. It presents with red, painful, inflamed and coin-shaped patches of skin with a scaly and crusty appearance, most often on the scalp, cheeks, and ears. Hai... |
https://en.wikipedia.org/wiki/LCD%20Smartie | LCD Smartie is open-source software for Microsoft Windows which allows a character LCD to be used as an auxiliary display device for a PC. Supported devices include displays based on the Hitachi HD44780 LCD controller, the Matrix Orbital Serial/USB LCD, and Palm OS devices (when used in conjunction with PalmOrb). The p... |
https://en.wikipedia.org/wiki/19th%20meridian%20west | The meridian 19° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, Iceland, the Atlantic Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 19th meridian west forms a great circle with the 161st meridian east.
From Pole to Pole
Starting at the ... |
https://en.wikipedia.org/wiki/Trunking | In telecommunications, trunking is a technology for providing network access to multiple clients simultaneously by sharing a set of circuits, carriers, channels, or frequencies, instead of providing individual circuits or channels for each client. This is reminiscent to the structure of a tree with one trunk and many b... |
https://en.wikipedia.org/wiki/Separation%20kernel | A separation kernel is a type of security kernel used to simulate a distributed environment. The concept was introduced by John Rushby in a 1981 paper. Rushby proposed the separation kernel as a solution to the difficulties and problems that had arisen in the development and verification of large, complex security kern... |
https://en.wikipedia.org/wiki/Offset%20binary | Offset binary, also referred to as excess-K, excess-N, excess-e, excess code or biased representation, is a method for signed number representation where a signed number n is represented by the bit pattern corresponding to the unsigned number n+K, K being the biasing value or offset. There is no standard for offset bin... |
https://en.wikipedia.org/wiki/Peutz%E2%80%93Jeghers%20syndrome | Peutz–Jeghers syndrome (often abbreviated PJS) is an autosomal dominant genetic disorder characterized by the development of benign hamartomatous polyps in the gastrointestinal tract and hyperpigmented macules on the lips and oral mucosa (melanosis). This syndrome can be classed as one of various hereditary intestinal ... |
https://en.wikipedia.org/wiki/Rainy%20Monday | "Rainy Monday" is the third single by rock group Shiny Toy Guns from their album We Are Pilots. This single peaked at #23 on the Modern Rock Tracks chart.
Music video
The music video shows the band performing the song, with Chad on vocals and guitar, Jeremy on keyboard, Mikey on drums and Carah on bass, with a girl ap... |
https://en.wikipedia.org/wiki/Transformation%20theory%20%28quantum%20mechanics%29 | The term transformation theory refers to a procedure and a "picture" used by Paul Dirac in his early formulation of quantum theory, from around 1927.
This "transformation" idea refers to the changes a quantum state undergoes in the course of time, whereby its vector "moves" between "positions" or "orientations" in its... |
https://en.wikipedia.org/wiki/Constructing%20skill%20trees | Constructing skill trees (CST) is a hierarchical reinforcement learning algorithm which can build skill trees from a set of sample solution trajectories obtained from demonstration. CST uses an incremental MAP (maximum a posteriori) change point detection algorithm to segment each demonstration trajectory into skills... |
https://en.wikipedia.org/wiki/Stoned%20Fox | Stoned Fox () is an anthropomorphic taxidermied fox that has become an Internet sensation in Russia.
The fox died of natural causes. It was stuffed in 2012 by Welsh artist Adele Morse (originally from Blackwood, Caerphilly, now based in Dalston, East London), who at the time was taking a Masters course at the Royal Ac... |
https://en.wikipedia.org/wiki/Mobile%20security | Mobile security, or mobile device security, is the protection of smartphones, tablets, and laptops from threats associated with wireless computing. It has become increasingly important in mobile computing. The security of personal and business information now stored on smartphones is of particular concern.
Increasingl... |
https://en.wikipedia.org/wiki/SCART | SCART (also known as or , especially in France, 21-pin EuroSCART in marketing by Sharp in Asia, Euroconector in Spain, EuroAV or EXT, or EIA Multiport in the United States, as an EIA interface) is a French-originated standard and associated 21-pin connector for connecting audio-visual (AV) equipment. The name SCART co... |
https://en.wikipedia.org/wiki/Rabbit%20%28nuclear%20engineering%29 | In the field of nuclear engineering, a rabbit is a pneumatically controlled tool used to insert small samples of material inside the core of a nuclear reactor, usually for the purpose of studying the effect of irradiation on the material. Some rabbits have special linings to screen out certain types of neutrons. (For e... |
https://en.wikipedia.org/wiki/List%20of%20ocean%20circulation%20models | This is a list of ocean circulation models, as used in physical oceanography. Ocean circulation models can also be used to study chemical oceanography, biological oceanography, geological oceanography, and climate science.
Integrated ocean modeling systems
Integrated ocean modeling systems use multiple coupled models... |
https://en.wikipedia.org/wiki/N%2CN%27-Diisopropylcarbodiimide | {{DISPLAYTITLE:N,N'''-Diisopropylcarbodiimide}}
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https://en.wikipedia.org/wiki/Moment-area%20theorem | The moment-area theorem is an engineering tool to derive the slope, rotation and deflection of beams and frames. This theorem was developed by Mohr and later stated namely by Charles Ezra Greene in 1873. This method is advantageous when we solve problems involving beams, especially for those subjected to a series of co... |
https://en.wikipedia.org/wiki/Quantum%20relative%20entropy | In quantum information theory, quantum relative entropy is a measure of distinguishability between two quantum states. It is the quantum mechanical analog of relative entropy.
Motivation
For simplicity, it will be assumed that all objects in the article are finite-dimensional.
We first discuss the classical case. S... |
https://en.wikipedia.org/wiki/Doxastic%20logic | Doxastic logic is a type of logic concerned with reasoning about beliefs.
The term derives from the Ancient Greek (doxa, "opinion, belief"), from which the English term doxa ("popular opinion or belief") is also borrowed. Typically, a doxastic logic uses the notation to mean "It is believed that is the case", and ... |
https://en.wikipedia.org/wiki/Angular%20momentum%20of%20light | The angular momentum of light is a vector quantity that expresses the amount of dynamical rotation present in the electromagnetic field of the light. While traveling approximately in a straight line, a beam of light can also be rotating (or "spinning, or "twisting) around its own axis. This rotation, while not visible... |
https://en.wikipedia.org/wiki/Timeline%20of%20entomology%20%E2%80%93%201800%E2%80%931850 |
19th century
1800 – an arbitrary date but it was around this time that systematists began to specialise. There remained entomological polyhistors – those who continued to work on the insect fauna as a whole.
From the beginning of the century, however, the specialist began to predominate, harbingered by Johann Wilhe... |
https://en.wikipedia.org/wiki/Universal%20algebraic%20geometry | In algebraic geometry, universal algebraic geometry generalizes the geometry of rings to geometries of arbitrary varieties of algebras, so that every variety of algebras has its own algebraic geometry. The two terms algebraic variety and variety of algebras should not be confused.
See also
Algebraic geometry
Universal... |
https://en.wikipedia.org/wiki/Mathematikum | The Mathematikum is a science museum, located in Gießen, Germany, which offers a huge variety of mathematical hands-on exhibits. It was founded by Albrecht Beutelspacher, a German mathematician.
The Mathematikum opened its doors to visitors on 19 November 2002. It was inaugurated by the German president Johannes Rau.... |
https://en.wikipedia.org/wiki/Molding%20%28decorative%29 | Moulding (British English), or molding (American English), also coving (in United Kingdom, Australia), is a strip of material with various profiles used to cover transitions between surfaces or for decoration. It is traditionally made from solid milled wood or plaster, but may be of plastic or reformed wood. In classi... |
https://en.wikipedia.org/wiki/Acetobacterium%20carbinolicum | Acetobacterium carbinolicum is a homoacetogenic, strictly anaerobic bacterium that oxidises primary aliphatic alcohols.
These Gram-positive, non-spore-forming and rod-shaped bacteria grow at optimal temperatures of about 30 °C, but some subspecies are also psychrotolerant, being able to grow at a minimum temperature o... |
https://en.wikipedia.org/wiki/Fructosamine%20kinase%20family | In molecular biology the fructosamine kinase family is a family of enzymes. This family includes eukaryotic fructosamine-3-kinase enzymes which may initiate a process leading to the deglycation of fructoselysine and of glycated proteins and in the phosphorylation of 1-deoxy-1-morpholinofructose, fructoselysine, fructos... |
https://en.wikipedia.org/wiki/Semi-structured%20data | Semi-structured data is a form of structured data that does not obey the tabular structure of data models associated with relational databases or other forms of data tables, but nonetheless contains tags or other markers to separate semantic elements and enforce hierarchies of records and fields within the data. Theref... |
https://en.wikipedia.org/wiki/Active%20packaging | The terms active packaging, intelligent packaging, and smart packaging refer to amplified packaging systems used with foods, pharmaceuticals, and several other types of products. They help extend shelf life, monitor freshness, display information on quality, improve safety, and improve convenience.
The terms are often... |
https://en.wikipedia.org/wiki/Inverted%20ligand%20field%20theory | Inverted ligand field theory (ILFT) describes a phenomenon in the bonding of coordination complexes where the lowest unoccupied molecular orbital is primarily of ligand character. This is contrary to the traditional ligand field theory or crystal field theory picture and arises from the breaking down of the assumption ... |
https://en.wikipedia.org/wiki/TOPS%20%28file%20server%29 | TOPS (Transcendental OPerating System) is a peer-to-peer LAN-based file sharing system best known in its Macintosh implementation, but also available for DOS and able to interoperate with Unix's NFS. Originally written by Centram Systems West, the company was purchased by Sun Microsystems as part of Sun's development o... |
https://en.wikipedia.org/wiki/Cell%20and%20Tissue%20Research | Cell and Tissue Research presents regular articles and reviews in the areas of molecular, cell, stem cell biology and tissue engineering. In particular, the journal provides a forum for publishing data that analyze the supracellular, integrative actions of gene products and their impact on the formation of tissue struc... |
https://en.wikipedia.org/wiki/WH2%20motif |
Function
The WH2 motif or WH2 domain is an evolutionarily conserved sequence motif contained in proteins. It is found in WASP proteins which control actin polymerisation, therefore, WH2 is important in cellular processes such as cell contractility, cell motility, cell trafficking and cell signalling.
Motif
The WH... |
https://en.wikipedia.org/wiki/Matsumoto%20zeta%20function | In mathematics, Matsumoto zeta functions are a type of zeta function introduced by Kohji Matsumoto in 1990. They are functions of the form
where p is a prime and Ap is a polynomial. |
https://en.wikipedia.org/wiki/Jan%20Bergstra | Johannes Aldert "Jan" Bergstra (born 1951) is a Dutch computer scientist. His work has focussed on logic and the theoretical foundations of software engineering, especially on formal methods for system design. He is best known as an expert on algebraic methods for the specification of data and computational processes i... |
https://en.wikipedia.org/wiki/Flag%20of%20the%20German%20Empire | The Flag of the German Empire, or Imperial Flag, Realm Flag, () is a combination between the flag of Prussia and the flag of the Hanseatic League. Starting as the national flag of the North German Confederation, it would go on to be commonly used officially and unofficially under the nation-state of the German Reich, w... |
https://en.wikipedia.org/wiki/H3R8me2 | H3R8me2 is an epigenetic modification to the DNA packaging protein histone H3. It is a mark that indicates the di-methylation at the 8th arginine residue of the histone H3 protein. In epigenetics, arginine methylation of histones H3 and H4 is associated with a more accessible chromatin structure and thus higher levels ... |
https://en.wikipedia.org/wiki/Audiomack | Audiomack is an on-demand music streaming and audio discovery platform that allows artists and creators to upload limitless music and podcasts for listeners through its mobile apps and website. In February 2021, Billboard announced Audiomack streaming data would begin informing some of its flagship charts, including th... |
https://en.wikipedia.org/wiki/Physical%20literacy | Physical literacy is a fundamental and valuable human capability that can be described as a disposition acquired by human individuals encompassing the motivation, confidence, physical competence, knowledge and understanding that establishes purposeful physical pursuits as an integral part of their lifestyle.
The funda... |
https://en.wikipedia.org/wiki/Galileo%27s%20Middle%20Finger | Galileo's Middle Finger is a 2015 book about the ethics of medical research by Alice Dreger, an American bioethicist and author. Dreger explores the relationship between science and social justice by discussing a number of scientific controversies. These include the debates surrounding intersex genital surgery, autogyn... |
https://en.wikipedia.org/wiki/Validated%20numerics | Validated numerics, or rigorous computation, verified computation, reliable computation, numerical verification () is numerics including mathematically strict error (rounding error, truncation error, discretization error) evaluation, and it is one field of numerical analysis. For computation, interval arithmetic is use... |
https://en.wikipedia.org/wiki/Outline%20VPN | Outline VPN is a free and open-source tool that deploys Shadowsocks servers on multiple cloud service providers. The software suite also includes client software for multiple platforms. Outline was developed by Jigsaw, a technology incubator created by Google.[3]
The Outline Server supports self-hosting, as well as cl... |
https://en.wikipedia.org/wiki/Ricochet%20%28software%29 | Ricochet or Ricochet IM is a free software, multi-platform, instant messaging software project originally developed by John Brooks and later adopted as the official instant messaging client project of the Invisible.im group. A goal of the Invisible.im group is to help people maintain privacy by developing a "metadata f... |
https://en.wikipedia.org/wiki/3000%20%28number%29 | 3000 (three thousand) is the natural number following 2999 and preceding 3001. It is the smallest number requiring thirteen letters in English (when "and" is required from 101 forward).
Selected numbers in the range 3001–3999
3001 to 3099
3001 – super-prime; divides the Euclid number 2999# + 1
3003 – triangular num... |
https://en.wikipedia.org/wiki/Google%20Code-in | Google Code-in (GCI) was an international annual programming competition hosted by Google LLC that allowed pre-university students to complete tasks specified by various, partnering open source organizations. The contest was originally the Google Highly Open Participation Contest, but in 2010, the format was modified i... |
https://en.wikipedia.org/wiki/Hess%27s%20law | Hess's law of constant heat summation, also known simply as Hess' law, is a relationship in physical chemistry named after Germain Hess, a Swiss-born Russian chemist and physician who published it in 1840. The law states that the total enthalpy change during the complete course of a chemical reaction is independent of ... |
https://en.wikipedia.org/wiki/The%20Anatomy%20Lesson%20of%20Dr.%20Nicolaes%20Tulp | The Anatomy Lesson of Dr. Nicolaes Tulp is a 1632 oil painting on canvas by Rembrandt housed in the Mauritshuis museum in The Hague, the Netherlands. It was originally created to be displayed by the Surgeons Guild in their meeting room. The painting is regarded as one of Rembrandt's early masterpieces.
In the work, Ni... |
https://en.wikipedia.org/wiki/Eugene%20Podkletnov | Eugene Podkletnov (, Yevgeny Podkletnov) is a Russian ceramics engineer known for his claims made in the 1990s of designing and demonstrating gravity shielding devices consisting of rotating discs constructed from ceramic superconducting materials.
Background and education
Podkletnov graduated from the University of ... |
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