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https://en.wikipedia.org/wiki/Lustre%20%28file%20system%29 | Lustre is a type of parallel distributed file system, generally used for large-scale cluster computing. The name Lustre is a portmanteau word derived from Linux and cluster. Lustre file system software is available under the GNU General Public License (version 2 only) and provides high performance file systems for comp... |
https://en.wikipedia.org/wiki/Klein%20graphs | In the mathematical field of graph theory, the Klein graphs are two different but related regular graphs, each with 84 edges. Each can be embedded in the orientable surface of genus 3, in which they form dual graphs.
The cubic Klein graph
This is a 3-regular (cubic) graph with 56 vertices and 84 edges, named after Fe... |
https://en.wikipedia.org/wiki/Major%20sublingual%20duct | The excretory ducts of the sublingual gland are from eight to twenty in number. Of the smaller sublingual ducts (ducts of Rivinus), some join the submandibular duct; others open separately into the mouth, on the elevated crest of mucous membrane (plica sublingualis), caused by the projection of the gland, on either sid... |
https://en.wikipedia.org/wiki/KLRA1 | Killer cell lectin-like receptor subfamily A (KLRA, alternative nomenclature Ly49) is a gene cluster coding proteins from family Ly49, which are membrane receptors expressed mainly on the surface of NK cells and other cells of immune system in some mammals including rodents and cattle but not humans. Mouse Klra gene cl... |
https://en.wikipedia.org/wiki/Discredited%20HIV/AIDS%20origins%20theories | Various fringe theories have arisen to speculate about purported alternative origins for the human immunodeficiency virus (HIV) and the acquired immunodeficiency syndrome (AIDS), with claims ranging from it being due to accidental exposure to supposedly purposeful acts. Several inquiries and investigations have been ca... |
https://en.wikipedia.org/wiki/Pterotheca%20attenuata | Pterotheca attenuata is a fossil species from the Ordovician upper Midwestern United States. It has been variously classified as a monoplacophoran, bellerophont, or another type of gastropod.
Remains of the animal were found in deposits laid down in shallow marine waters, as the Decorah Shale and Platteville Limestone... |
https://en.wikipedia.org/wiki/Mirimanoff%27s%20congruence | In number theory, a branch of mathematics, a Mirimanoff's congruence is one of a collection of expressions in modular arithmetic which, if they hold, entail the truth of Fermat's Last Theorem. Since the theorem has now been proven, these are now of mainly historical significance, though the Mirimanoff polynomials are i... |
https://en.wikipedia.org/wiki/Pythagorean%20quadruple | A Pythagorean quadruple is a tuple of integers , , , and , such that . They are solutions of a Diophantine equation and often only positive integer values are considered. However, to provide a more complete geometric interpretation, the integer values can be allowed to be negative and zero (thus allowing Pythagorean tr... |
https://en.wikipedia.org/wiki/Cloud-computing%20comparison | The following is a comparison of cloud-computing software and providers.
IaaS (Infrastructure as a service)
Providers
General
SaaS (Software as a Service)
General
Supported hosts
Supported guests
PaaS (Platform as a service)
Providers
Providers on IaaS
PaaS providers which can run on IaaS providers ("itself"... |
https://en.wikipedia.org/wiki/Buffalo%20wallow | A buffalo wallow or bison wallow is a natural topographical depression in flat prairie land that holds rain water and runoff.
Though thriving bison herds roamed and grazed the great prairies of North America for thousands of years, they left few permanent markings on the landscape. Exceptions are the somewhat rare ye... |
https://en.wikipedia.org/wiki/Noise%20%28video%29 | Noise, commonly known as static, white noise, static noise, or snow, in analog video and television, is a random dot pixel pattern of static displayed when no transmission signal is obtained by the antenna receiver of television sets and other display devices.
Description
The random pixel pattern is superimposed on th... |
https://en.wikipedia.org/wiki/PKCS%208 | In cryptography, PKCS #8 is a standard syntax for storing private key information. PKCS #8 is one of the family of standards called Public-Key Cryptography Standards (PKCS) created by RSA Laboratories. The latest version, 1.2, is available as RFC 5208.
The PKCS #8 private key may be encrypted with a passphrase using ... |
https://en.wikipedia.org/wiki/Sakuma%E2%80%93Hattori%20equation | In physics, the Sakuma–Hattori equation is a mathematical model for predicting the amount of thermal radiation, radiometric flux or radiometric power emitted from a perfect blackbody or received by a thermal radiation detector.
History
The Sakuma–Hattori equation was first proposed by Fumihiro Sakuma, Akira Ono and S... |
https://en.wikipedia.org/wiki/Atrazine | Atrazine is a chlorinated herbicide of the triazine class. It is used to prevent pre-emergence broadleaf weeds in crops such as maize (corn), soybean and sugarcane and on turf, such as golf courses and residential lawns. Atrazine's primary manufacturer is Syngenta and it is one of the most widely used herbicides in the... |
https://en.wikipedia.org/wiki/Summa%20de%20arithmetica | (Summary of arithmetic, geometry, proportions and proportionality) is a book on mathematics written by Luca Pacioli and first published in 1494. It contains a comprehensive summary of Renaissance mathematics, including practical arithmetic, basic algebra, basic geometry and accounting, written for use as a textbook and... |
https://en.wikipedia.org/wiki/The%20Cactaceae | The Cactaceae is a monograph on plants of the cactus family written by the American botanists Nathaniel Lord Britton and Joseph Nelson Rose and published in multiple volumes between 1919 and 1923. It was landmark study that extensively reorganized cactus taxonomy and is still considered a cornerstone of the field. It w... |
https://en.wikipedia.org/wiki/Clothing%20technology | Clothing technology involves the manufacturing, materials - innovations that have been developed and used. The timeline of clothing and textiles technology includes major changes in the manufacture and distribution of clothing.
From clothing in the ancient world into modernity, the use of technology has dramatically i... |
https://en.wikipedia.org/wiki/Sylvester%27s%20criterion | In mathematics, Sylvester’s criterion is a necessary and sufficient criterion to determine whether a Hermitian matrix is positive-definite. It is named after James Joseph Sylvester.
Sylvester's criterion states that a n × n Hermitian matrix M is positive-definite if and only if all the following matrices have a positi... |
https://en.wikipedia.org/wiki/List%20of%20e-Science%20infrastructures | This is a list of e-Science infrastructures, that is, of computer systems created to support the computational demands of e-Science.
World Wide LHC Computing Grid
European Grid Infrastructure
Open Science Grid
Nordic Data Grid Facility |
https://en.wikipedia.org/wiki/Molecular%20descriptor | Molecular descriptors play a fundamental role in chemistry, pharmaceutical sciences, environmental protection policy, and health researches, as well as in quality control, being the way molecules, thought of as real bodies, are transformed into numbers, allowing some mathematical treatment of the chemical information c... |
https://en.wikipedia.org/wiki/Parallel%20SCSI | Parallel SCSI (formally, SCSI Parallel Interface, or SPI) is the earliest of the interface implementations in the SCSI family. SPI is a parallel bus; there is one set of electrical connections stretching from one end of the SCSI bus to the other. A SCSI device attaches to the bus but does not interrupt it. Both ends ... |
https://en.wikipedia.org/wiki/Loudspeaker%20acoustics | Loudspeaker acoustics is a subfield of acoustical engineering concerned with the reproduction of sound and the parameters involved in doing so in actual equipment.
Engineers measure the performance of drivers and complete speaker systems to characterize their behavior, often in an anechoic chamber, outdoors, or using... |
https://en.wikipedia.org/wiki/Eorhynchochelys | Eorhynchochelys (meaning "dawn-beaked turtle" in Greek) is an extinct genus of stem-turtle from the Late Triassic Xiaowa Formation (or Wayao Member of the Falang Formation) of southwestern China.
Description
Eorhynchochelys is notable for its unusual combination of a turtle-style skull and a conventional reptilian bod... |
https://en.wikipedia.org/wiki/Xi%20baryon | The Xi baryons or cascade particles are a family of subatomic hadron particles which have the symbol and may have an electric charge () of +2 , +1 , 0, or −1 , where is the elementary charge.
Like all conventional baryons, particles contain three quarks. baryons, in particular, contain either one up or one down qu... |
https://en.wikipedia.org/wiki/Semimembranosus%20muscle | The semimembranosus muscle () is the most medial of the three hamstring muscles in the thigh. It is so named because it has a flat tendon of origin. It lies posteromedially in the thigh, deep to the semitendinosus muscle. It extends the hip joint and flexes the knee joint.
Structure
The semimembranosus muscle, so cal... |
https://en.wikipedia.org/wiki/Absoluteness%20%28logic%29 | In mathematical logic, a formula is said to be absolute to some class of structures (also called models), if it has the same truth value in each of the members of that class. One can also speak of absoluteness of a formula between two structures, if it is absolute to some class which contains both of them.. Theorems ab... |
https://en.wikipedia.org/wiki/Two-moment%20decision%20model | In decision theory, economics, and finance, a two-moment decision model is a model that describes or prescribes the process of making decisions in a context in which the decision-maker is faced with random variables whose realizations cannot be known in advance, and in which choices are made based on knowledge of two m... |
https://en.wikipedia.org/wiki/Wet%20process%20engineering | Wet Processing Engineering is one of the major streams in Textile Engineering or Textile manufacturing which refers to the engineering of textile chemical processes and associated applied science. The other three streams in textile engineering are yarn engineering, fabric engineering, and apparel engineering. The proce... |
https://en.wikipedia.org/wiki/Pyomyositis | Pyomyositis is a bacterial infection of the skeletal muscles which results in an abscess. Pyomyositis is most common in tropical areas but can also occur in temperate zones.
Pyomyositis can be classified as primary or secondary. Primary pyomyositis is a skeletal muscle infection arising from hematogenous infection, wh... |
https://en.wikipedia.org/wiki/List%20of%20NUTS%20regions%20in%20the%20European%20Union%20by%20GDP | This is a list of NUTS regions in the European Union by GDP. The European Union uses a classification for subnational territory called Nomenclature of Territorial Units for Statistics () (commonly abbreviated as NUTS). The NUTS 1 classification is applied to a group of regions, NUTS 2 for regions and NUTS 3 as subdivis... |
https://en.wikipedia.org/wiki/Celestial%20spheres | The celestial spheres, or celestial orbs, were the fundamental entities of the cosmological models developed by Plato, Eudoxus, Aristotle, Ptolemy, Copernicus, and others. In these celestial models, the apparent motions of the fixed stars and planets are accounted for by treating them as embedded in rotating spheres ma... |
https://en.wikipedia.org/wiki/Arctur-2 | Arctur-2 is a supercomputer located in Slovenia which is used by scientists and industry professionals to run intensive workloads and computer simulations such as aerodynamics simulations and steel casting simulations.
The Arctur-2 High Performance Computer (HPC) is located in Nova Gorica (Slovenia) and was put into ... |
https://en.wikipedia.org/wiki/Low-voltage%20differential%20signaling | Low-voltage differential signaling (LVDS), also known as TIA/EIA-644, is a technical standard that specifies electrical characteristics of a differential, serial signaling standard. LVDS operates at low power and can run at very high speeds using inexpensive twisted-pair copper cables. LVDS is a physical layer specif... |
https://en.wikipedia.org/wiki/List%20of%20dock%20applications | The following is a list of dock applications.
Application launchers
dock applications |
https://en.wikipedia.org/wiki/Dolichonychia | Dolichonychia is a medical condition in which the nail beds of the fingers and toes are abnormally long and slender, specifically, a finger nail index of 1.30 or more, it is a common feature in people with connective tissue disorders, such as Ehlers–Danlos syndromes, Marfan syndrome, and hypohidrotic ectodermal dysplas... |
https://en.wikipedia.org/wiki/Nucleic%20acid%20methods | Nucleic acid methods are the techniques used to study nucleic acids: DNA and RNA.
Purification
DNA extraction
Phenol–chloroform extraction
Minicolumn purification
RNA extraction
Boom method
Synchronous coefficient of drag alteration (SCODA) DNA purification
Quantification
Abundance in weight: spectroscopic nucleic ac... |
https://en.wikipedia.org/wiki/Automotive%20pixel%20link | Automotive pixel link, or APIX, is a serial high speed gigabit multichannel link to interconnect displays, cameras and control units over one single cable targeting automotive applications. APIX2 transmits up to two independent high-resolution real-time video channels and has bidirectional protected data communication ... |
https://en.wikipedia.org/wiki/Brachialis%20muscle | The brachialis (brachialis anticus), also known as the Teichmann muscle, is a muscle in the upper arm that flexes the elbow. It lies beneath the biceps brachii, and makes up part of the floor of the region known as the cubital fossa (elbow pit). It originates from the anterior aspect of the distal humerus; it inserts o... |
https://en.wikipedia.org/wiki/Spatial%20application | A spatial application is a technological application (such as video) requiring high spatial resolution, possibly at the expense of reduced temporal positioning accuracy, such as increased jerkiness.
Examples of spatial applications include the requirement to display small characters and to resolve fine detail in stil... |
https://en.wikipedia.org/wiki/Leprosy | Leprosy, also known as Hansen's disease (HD), is a long-term infection by the bacteria Mycobacterium leprae or Mycobacterium lepromatosis. Infection can lead to damage of the nerves, respiratory tract, skin, and eyes. This nerve damage may result in a lack of ability to feel pain, which can lead to the loss of parts of... |
https://en.wikipedia.org/wiki/The%20Void%20%28philosophy%29 | The Void is the philosophical concept of nothingness manifested. The notion of the Void is relevant to several realms of metaphysics.
The manifestation/obtaining of nothingness is closely associated with the contemplation of emptiness, and with human attempts to identify and personify it. As such, the concept of the... |
https://en.wikipedia.org/wiki/Swiss%20Vapeur%20Parc | The Swiss Vapeur Parc is a miniature park in Le Bouveret, a village on Lac Léman, Switzerland. It was opened on June 6, 1989, by an International Festival of Steam (therefore steam trains). When the park opened its total surface area was 9000 m2 (2.2 acres), but the park expanded and as of 2007, the park covers a surfa... |
https://en.wikipedia.org/wiki/Splanchnopleuric%20mesenchyme | In the anatomy of an embryo, the splanchnopleuric mesenchyme is a structure created during embryogenesis when the lateral mesodermal germ layer splits into two layers. The inner (or splanchnic) layer adheres to the endoderm, and with it forms the splanchnopleure (mesoderm external to the coelom plus the endoderm).
Se... |
https://en.wikipedia.org/wiki/Smith%E2%80%93Waterman%20algorithm | The Smith–Waterman algorithm performs local sequence alignment; that is, for determining similar regions between two strings of nucleic acid sequences or protein sequences. Instead of looking at the entire sequence, the Smith–Waterman algorithm compares segments of all possible lengths and optimizes the similarity meas... |
https://en.wikipedia.org/wiki/Moyal%20bracket | In physics, the Moyal bracket is the suitably normalized antisymmetrization of the phase-space star product.
The Moyal bracket was developed in about 1940 by José Enrique Moyal, but Moyal only succeeded in publishing his work in 1949 after a lengthy dispute with Paul Dirac. In the meantime this idea was independently... |
https://en.wikipedia.org/wiki/COVID-19%20pandemic%20and%20animals | The COVID-19 pandemic has affected animals directly and indirectly. SARS-CoV-2, the virus that causes COVID-19, is zoonotic, which likely to have originated from animals such as bats and pangolins. Human impact on wildlife and animal habitats may be causing such spillover events to become much more likely. The largest ... |
https://en.wikipedia.org/wiki/148th%20meridian%20west | The meridian 148° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 148th meridian west forms a great circle with the 32nd meridian east.
From Pole to Pole
Starting at the North... |
https://en.wikipedia.org/wiki/Genetic%20heterogeneity | Genetic heterogeneity occurs through the production of single or similar phenotypes through different genetic mechanisms. There are two types of genetic heterogeneity: allelic heterogeneity, which occurs when a similar phenotype is produced by different alleles within the same gene; and locus heterogeneity, which occur... |
https://en.wikipedia.org/wiki/Cryptographic%20primitive | Cryptographic primitives are well-established, low-level cryptographic algorithms that are frequently used to build cryptographic protocols for computer security systems. These routines include, but are not limited to, one-way hash functions and encryption functions.
Rationale
When creating cryptographic systems, de... |
https://en.wikipedia.org/wiki/Server%20change%20number | The Server Change Number (SCN) is a counter variable used in Client/Server Architecture systems to find out whether the server state could be synchronized with the state of the client. In case of a difference, there have been obviously communication problems.
The number is incremented once the server has successfully ... |
https://en.wikipedia.org/wiki/A/B%20testing | A/B testing (also known as bucket testing, split-run testing, or split testing) is a user experience research methodology. A/B tests consist of a randomized experiment that usually involves two variants (A and B), although the concept can be also extended to multiple variants of the same variable. It includes applicati... |
https://en.wikipedia.org/wiki/Fritillaria%20pudica | Fritillaria pudica, the yellow fritillary, is a small perennial plant found in the sagebrush country in the western United States (Idaho, Montana, Oregon, Washington, Wyoming, very northern California, Nevada, northwestern Colorado, North Dakota and Utah) and Canada (Alberta and British Columbia). It is a member of the... |
https://en.wikipedia.org/wiki/Asbestiform | Asbestiform is a crystal habit. It describes a mineral that grows in a fibrous aggregate of high tensile strength, flexible, long, and thin crystals that readily separate. The most common asbestiform mineral is chrysotile, commonly called "white asbestos", a magnesium phyllosilicate part of the serpentine group. Other ... |
https://en.wikipedia.org/wiki/NFA%20minimization | In automata theory (a branch of theoretical computer science), NFA minimization is the task of transforming a given nondeterministic finite automaton (NFA) into an equivalent NFA that has a minimum number of states, transitions, or both. While efficient algorithms exist for DFA minimization, NFA minimization is PSPACE-... |
https://en.wikipedia.org/wiki/Theoretical%20and%20Applied%20Genetics | Theoretical and Applied Genetics is a peer-reviewed scientific journal published by Springer Science+Business Media. The journal publishes articles in the fields of plant genetics, genomics, and biotechnology. It was established in 1929 as Der Züchter, which name was changed to the current one in 1968. Previous editors... |
https://en.wikipedia.org/wiki/Dispersity | In chemistry, the dispersity is a measure of the heterogeneity of sizes of molecules or particles in a mixture. A collection of objects is called uniform if the objects have the same size, shape, or mass. A sample of objects that have an inconsistent size, shape and mass distribution is called non-uniform. The objects ... |
https://en.wikipedia.org/wiki/Windows%20Calculator | Windows Calculator is a software calculator developed by Microsoft and included in Windows. In its Windows 10 incarnation it has four modes: standard, scientific, programmer, and a graphing mode. The standard mode includes a number pad and buttons for performing arithmetic operations. The scientific mode takes this a s... |
https://en.wikipedia.org/wiki/Eyach%20virus | Eyach virus (EYAV) is a viral infection (genus Coltivirus) in the Reoviridae family transmitted by a tick vector. It has been isolated from Ixodes ricinus and I. ventalloi ticks in Europe.
Transmission and clinical syndromes
Eyach virus is acquired by tick bite. The tick gets infected after a blood meal from a verte... |
https://en.wikipedia.org/wiki/Associative%20magic%20square | An associative magic square is a magic square for which each pair of numbers symmetrically opposite to the center sum up to the same value. For an n × n square, filled with the numbers from 1 to n2, this common sum must equal n2 + 1. These squares are also called associated magic squares, regular magic squares, regmagi... |
https://en.wikipedia.org/wiki/Leucine-responsive%20regulatory%20protein | Leucine responsive protein, or Lrp, is a global regulator protein, meaning that it regulates the biosynthesis of leucine, as well as the other branched-chain amino acids, valine and isoleucine. In bacteria, it is encoded by the lrp gene.
Lrp alternatively activates and represses the expression of acetolactate synthase... |
https://en.wikipedia.org/wiki/RVT-802 | RVT-802 (allogeneic cultured postnatal thymus-derived tissue) is a medication being developed by Enzyvant Therapeutics Ireland Limited for the treatment of congenital athymia (absence of a thymus gland), especially in the context of DiGeorge syndrome.
Development history
Enzyvant licensed the technology underlying RV... |
https://en.wikipedia.org/wiki/Fundamental%20vector%20field | In the study of mathematics and especially differential geometry, fundamental vector fields are an instrument that describes the infinitesimal behaviour of a smooth Lie group action on a smooth manifold. Such vector fields find important applications in the study of Lie theory, symplectic geometry, and the study of Ham... |
https://en.wikipedia.org/wiki/Granuloma%20annulare | Granuloma annulare (GA) is a common, sometimes chronic skin condition which presents as reddish bumps on the skin arranged in a circle or ring. It can initially occur at any age, though two-thirds of patients are under 30 years old, and it is seen most often in children and young adults. Females are two times as likely... |
https://en.wikipedia.org/wiki/Dendrobranchiata | Dendrobranchiata is a suborder of decapods, commonly known as prawns. There are 540 extant species in seven families, and a fossil record extending back to the Devonian. They differ from related animals, such as Caridea and Stenopodidea, by the branching form of the gills and by the fact that they do not brood their eg... |
https://en.wikipedia.org/wiki/Alpha%20recursion%20theory | In recursion theory, α recursion theory is a generalisation of recursion theory to subsets of admissible ordinals . An admissible set is closed under functions, where denotes a rank of Godel's constructible hierarchy. is an admissible ordinal if is a model of Kripke–Platek set theory. In what follows is conside... |
https://en.wikipedia.org/wiki/Rising%20Sun%20Flag | The is a Japanese flag that consists of a red disc and sixteen red rays emanating from the disc. Like the Japanese national flag, the Rising Sun Flag symbolizes the sun.
The flag was originally used by feudal warlords in Japan during the Edo period (1603–1868 CE). On May 15, 1870, as a policy of the Meiji government,... |
https://en.wikipedia.org/wiki/Yeast%20artificial%20chromosome | Yeast artificial chromosomes (YACs) are genetically engineered chromosomes derived from the DNA of the yeast, Saccharomyces cerevisiae , which is then ligated into a bacterial plasmid. By inserting large fragments of DNA, from 100–1000 kb, the inserted sequences can be cloned and physically mapped using a process call... |
https://en.wikipedia.org/wiki/Markov%20algorithm | In theoretical computer science, a Markov algorithm is a string rewriting system that uses grammar-like rules to operate on strings of symbols. Markov algorithms have been shown to be Turing-complete, which means that they are suitable as a general model of computation and can represent any mathematical expression from... |
https://en.wikipedia.org/wiki/Jugular%20lymph%20trunk | The jugular trunk is a lymphatic vessel in the neck. It is formed by vessels that emerge from the superior deep cervical lymph nodes and unite to efferents of the inferior deep cervical lymph nodes.
On the right side, this trunk ends in the junction of the internal jugular and subclavian veins, called the venous angle... |
https://en.wikipedia.org/wiki/Powell%27s%20dog%20leg%20method | Powell's dog leg method, also called Powell's hybrid method, is an iterative optimisation algorithm for the solution of non-linear least squares problems, introduced in 1970 by Michael J. D. Powell. Similarly to the Levenberg–Marquardt algorithm, it combines the Gauss–Newton algorithm with gradient descent, but it uses... |
https://en.wikipedia.org/wiki/Mass%20chromatogram | A mass chromatogram is a representation of mass spectrometry data as a chromatogram, where the x-axis represents time and the y-axis represents signal intensity. The source data contains mass information; however, it is not graphically represented in a mass chromatogram in favor of visualizing signal intensity versus t... |
https://en.wikipedia.org/wiki/Adaptive%20chosen-ciphertext%20attack | An adaptive chosen-ciphertext attack (abbreviated as CCA2) is an interactive form of chosen-ciphertext attack in which an attacker first sends a number of ciphertexts to be decrypted chosen adaptively, and then uses the results to distinguish a target ciphertext without consulting the oracle on the challenge ciphertext... |
https://en.wikipedia.org/wiki/PortMidi | PortMidi is a computer library for real time input and output of MIDI data. It is designed to be portable to many different operating systems. PortMidi is part of the PortMusic project.
See also
PortAudio
External links
portmidi.h – definition of the API and contains the documentation for PortMidi
Audio libraries
C... |
https://en.wikipedia.org/wiki/S-box | In cryptography, an S-box (substitution-box) is a basic component of symmetric key algorithms which performs substitution. In block ciphers, they are typically used to obscure the relationship between the key and the ciphertext, thus ensuring Shannon's property of confusion. Mathematically, an S-box is a nonlinear vect... |
https://en.wikipedia.org/wiki/Umbrella%20%28song%29 | "Umbrella" is a song by Barbadian singer Rihanna, released worldwide on March 29, 2007, through Def Jam Recordings as the lead single and opening track from her third studio album, Good Girl Gone Bad (2007). Its featured artist, American rapper Jay-Z, co-wrote the song with its producers Tricky Stewart and Kuk Harrell,... |
https://en.wikipedia.org/wiki/David%20Chalmers | David John Chalmers (; born 20 April 1966) is an Australian philosopher and cognitive scientist specializing in the areas of philosophy of mind and philosophy of language. He is a professor of philosophy and neural science at New York University, as well as co-director of NYU's Center for Mind, Brain and Consciousness ... |
https://en.wikipedia.org/wiki/Autoimmune%20autonomic%20ganglionopathy | Autoimmune autonomic ganglionopathy is a type of immune-mediated autonomic failure that is associated with antibodies against the ganglionic nicotinic acetylcholine receptor present in sympathetic, parasympathetic, and enteric ganglia. Typical symptoms include gastrointestinal dysmotility, orthostatic hypotension, and ... |
https://en.wikipedia.org/wiki/Chlorarachniophyte | The chlorarachniophytes are a small group of exclusively marine algae widely distributed in tropical and temperate waters. They are typically mixotrophic, ingesting bacteria and smaller protists as well as conducting photosynthesis. Normally they have the form of small amoebae, with branching cytoplasmic extensions tha... |
https://en.wikipedia.org/wiki/George%20E.%20Pake%20Prize | The George E. Pake Prize is a prize that has been awarded annually by the American Physical Society since 1984. The recipients are chosen for "outstanding work by physicists combining original research accomplishments with leadership in the management of research or development in industry". The prize is named after Ge... |
https://en.wikipedia.org/wiki/Potassium%20carbonate | Potassium carbonate is the inorganic compound with the formula K2CO3. It is a white salt, which is soluble in water and forms a strongly alkaline solution. It is deliquescent, often appearing as a damp or wet solid. Potassium carbonate is mainly used in the production of soap and glass.
History
Potassium carbonate is... |
https://en.wikipedia.org/wiki/Roundness | Roundness is the measure of how closely the shape of an object approaches that of a mathematically perfect circle. Roundness applies in two dimensions, such as the cross sectional circles along a cylindrical object such as a shaft or a cylindrical roller for a bearing. In geometric dimensioning and tolerancing, control... |
https://en.wikipedia.org/wiki/Langton%27s%20loops | Langton's loops are a particular "species" of artificial life in a cellular automaton created in 1984 by Christopher Langton. They consist of a loop of cells containing genetic information, which flows continuously around the loop and out along an "arm" (or pseudopod), which will become the daughter loop. The "genes" i... |
https://en.wikipedia.org/wiki/Shneider-Miles%20scattering | Shneider-Miles scattering (also referred to as collisional scattering or quasi-Rayleigh scattering) is the quasi-elastic scattering of electromagnetic radiation by charged particles in a small-scale medium with frequent particle collisions. Collisional scattering typically occurs in coherent microwave scattering of hig... |
https://en.wikipedia.org/wiki/ISO%2031-8 | ISO 31-8 is the part of international standard ISO 31 that defines names and symbols for quantities and units related to physical chemistry and molecular physics.
Quantities and units
Notes
In the tables of quantities and their units, the ISO 31-8 standard shows symbols for substances as subscripts (e.g., cB, wB, pB)... |
https://en.wikipedia.org/wiki/Virtual%20appliance | A virtual appliance is a pre-configured virtual machine image, ready to run on a hypervisor; virtual appliances are a subset of the broader class of software appliances. Installation of a software appliance on a virtual machine and packaging that into an image creates a virtual appliance. Like software appliances, virt... |
https://en.wikipedia.org/wiki/Overdrive%20voltage | Overdrive voltage, usually abbreviated as VOV, is typically referred to in the context of MOSFET transistors. The overdrive voltage is defined as the voltage between transistor gate and source (VGS) in excess of the threshold voltage (VTH) where VTH is defined as the minimum voltage required between gate and source to... |
https://en.wikipedia.org/wiki/Obturator%20membrane | The obturator membrane is a thin fibrous sheet, which almost completely closes the obturator foramen.
Its fibers are arranged in interlacing bundles mainly transverse in direction; the uppermost bundle is attached to the obturator tubercles and completes the obturator canal for the passage of the obturator vessels and... |
https://en.wikipedia.org/wiki/GUVI | GUVI (an acronym for Grab Your Vernacular Imprint) is an IIT Madras and IIM Ahmedabad incubated company based in Chennai, India. It was founded by ex-PayPal engineers Arun Prakash, Sridevi Arun Prakash, and SP Balamurugan in 2014. GUVI offers free and paid learning courses on various IT and tech domains in Indian verna... |
https://en.wikipedia.org/wiki/Inverse%20search | Inverse search (also called "reverse search") is a feature of some non-interactive typesetting programs, such as LaTeX and GNU LilyPond. These programs read an abstract, textual, definition of a document as input, and convert this into a graphical format such as DVI or PDF. In a windowing system, this typically means t... |
https://en.wikipedia.org/wiki/Manta%20Matcher | Manta Matcher is a global online database for manta rays.
Creation
It is one of the Wildbook Web applications developed by Wild Me, a 501(c)(3) not-for-profit organization in the United States, and was created in partnership with Andrea Marshall of the Marine Megafauna Foundation.
Manta rays have unique spot patterni... |
https://en.wikipedia.org/wiki/Juan%20Pablo%20Duarte | Juan Pablo Duarte y Díez (26 January 1813 – 15 July 1876) was a Dominican military leader, writer, activist, and nationalist politician who was the foremost of the founding fathers of the Dominican Republic and bears the title of Father of the Nation. As one of the most celebrated figures in Dominican history, Duarte i... |
https://en.wikipedia.org/wiki/Apple%20II%20character%20set | Apple II text mode uses the 7-bit ASCII (us-ascii) character set. The high-bit is set to display in normal mode on the 40x24 text screen.
Character sets
Apple II / Apple II plus
The original Signetics 2513 character generator chip has 64 glyphs for upper case, numbers, symbols, and punctuation characters. Each 5x7 p... |
https://en.wikipedia.org/wiki/Total%20complement%20activity | Total complement activity (TCA) refers to a series of tests that determine the functioning of the complement system in an individual.
Tests
A variety of tests can be used to measure TCA, but the most commonly used on is the CH50 test. Other tests include the liposome immunoassay (LIA), single tube titration method, a... |
https://en.wikipedia.org/wiki/The%20Emoji%20Code | The Emoji Code is a 2017 book by linguist Vyvyan Evans, analyzing emoji as a form of digital communication in the evolution of language and writing systems. The book argues that emoji constitutes missing element in digital communication, vis-a-vis face-to-face spoken communication, by providing the "new body language o... |
https://en.wikipedia.org/wiki/Zero%20matrix | In mathematics, particularly linear algebra, a zero matrix or null matrix is a matrix all of whose entries are zero. It also serves as the additive identity of the additive group of matrices, and is denoted by the symbol or followed by subscripts corresponding to the dimension of the matrix as the context sees fit. ... |
https://en.wikipedia.org/wiki/Triangle%20of%20auscultation | The triangle of auscultation is a relative thinning of the musculature of the back, situated along the medial border of the scapula which allows for improved listening to the lungs.
Boundaries
It has the following boundaries:
medially, by the inferior portion of the trapezius
inferiorly, by the latissimus dorsi
l... |
https://en.wikipedia.org/wiki/Aerobic%20organism | An aerobic organism or aerobe is an organism that can survive and grow in an oxygenated environment. The ability to exhibit aerobic respiration may yield benefits to the aerobic organism, as aerobic respiration yields more energy than anaerobic respiration. Energy production of the cell involves the synthesis of ATP by... |
https://en.wikipedia.org/wiki/Eusporangiate%20fern | Eusporangiate ferns are vascular spore plants, whose sporangia arise from several epidermal cells and not from a single cell as in leptosporangiate ferns. Typically these ferns have reduced root systems and sporangia that produce large amounts of spores (up to 7000 spores per sporangium in Christensenia).
There are fo... |
https://en.wikipedia.org/wiki/Harold%20V.%20McIntosh | Harold Varner McIntosh (1929–2015) was an American computational physicist who worked for many years in Mexico. Beyond physics, his research interests included quantum chemistry, programming language design, cellular automata, and flexagons.
Early life and education
McIntosh was born on March 11, 1929, in Colorado, an... |
https://en.wikipedia.org/wiki/History%20of%20computing%20in%20the%20Soviet%20Union | The history of computing in the Soviet Union began in the late 1940s, when the country began to develop its Small Electronic Calculating Machine (MESM) at the Kiev Institute of Electrotechnology in Feofaniya. Initial ideological opposition to cybernetics in the Soviet Union was overcome by a Khrushchev era policy that ... |
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