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https://en.wikipedia.org/wiki/Cofibration | In mathematics, in particular homotopy theory, a continuous mapping between topological spaces
,
is a cofibration if it has the homotopy extension property with respect to all topological spaces . That is, is a cofibration if for each topological space , and for any continuous maps and with , for any homotopy fr... |
https://en.wikipedia.org/wiki/GarageGames | GarageGames was a game technology and software developer. GarageGames was the parent company of GG Interactive, developers of educational technology in the areas of computer science, video game development and programming. In addition, the company has been a video game developer and publisher. GarageGames created sever... |
https://en.wikipedia.org/wiki/Intercalation%20%28chemistry%29 | In chemistry, intercalation is the reversible inclusion or insertion of a molecule (or ion) into layered materials with layered structures. Examples are found in graphite and transition metal dichalcogenides.
Examples
Graphite
One famous intercalation host is graphite, which intercalates potassium as a guest. Interc... |
https://en.wikipedia.org/wiki/Inclusion%20compound | In host–guest chemistry, an inclusion compound (also known as an inclusion complex) is a chemical complex in which one chemical compound (the "host") has a cavity into which a "guest" compound can be accommodated. The interaction between the host and guest involves purely van der Waals bonding. The definition of inc... |
https://en.wikipedia.org/wiki/Host%E2%80%93guest%20chemistry | In supramolecular chemistry, host–guest chemistry describes complexes that are composed of two or more molecules or ions that are held together in unique structural relationships by forces other than those of full covalent bonds. Host–guest chemistry encompasses the idea of molecular recognition and interactions throug... |
https://en.wikipedia.org/wiki/Abuse%20of%20notation | In mathematics, abuse of notation occurs when an author uses a mathematical notation in a way that is not entirely formally correct, but which might help simplify the exposition or suggest the correct intuition (while possibly minimizing errors and confusion at the same time). However, since the concept of formal/synta... |
https://en.wikipedia.org/wiki/Vocaloid | is a singing voice synthesizer software product. Its signal processing part was developed through a joint research project led by Kenmochi Hideki at the Pompeu Fabra University in Barcelona, Spain, in 2000 and was not originally intended to be a full commercial project. Backed by the Yamaha Corporation, it developed th... |
https://en.wikipedia.org/wiki/Mahadev%20Satyanarayanan | Mahadev "Satya" Satyanarayanan is an Indian experimental computer scientist, an ACM and IEEE fellow, and the Carnegie Group Professor of Computer Science at Carnegie Mellon University (CMU).
He is credited with many advances in edge computing, distributed systems, mobile computing, pervasive computing, and Internet o... |
https://en.wikipedia.org/wiki/Friedrich%20Konrad%20Beilstein | Friedrich Konrad Beilstein () (17 February 183818 October 1906), was a Russian chemist and founder of the famous Handbuch der organischen Chemie (Handbook of Organic Chemistry). The first edition of this work, published in 1881, covered 1,500 compounds in 2,200 pages. This handbook is now known as the Beilstein databas... |
https://en.wikipedia.org/wiki/Homogeneous%20polynomial | In mathematics, a homogeneous polynomial, sometimes called quantic in older texts, is a polynomial whose nonzero terms all have the same degree. For example, is a homogeneous polynomial of degree 5, in two variables; the sum of the exponents in each term is always 5. The polynomial is not homogeneous, because the sum... |
https://en.wikipedia.org/wiki/Z-order%20curve | In mathematical analysis and computer science, functions which are Z-order, Lebesgue curve, Morton space-filling curve, Morton order or Morton code map multidimensional data to one dimension while preserving locality of the data points. It is named in France after Henri Lebesgue, who studied it in 1904, and named in th... |
https://en.wikipedia.org/wiki/Exon%20trapping | Exon trapping is a molecular biology technique to identify potential exons in a fragment of eukaryote DNA of unknown intron-exon structure. This is done to determine if the fragment is part of an expressed gene.
The genomic fragment is inserted into the intron of a 'splicing vector' consisting of a known exon - intron... |
https://en.wikipedia.org/wiki/Pseudoscalar%20meson | In high-energy physics, a pseudoscalar meson is a meson with total spin 0 and odd parity (usually notated as
Pseudoscalar mesons are commonly seen in proton-proton scattering and proton-antiproton annihilation, and include the pion (), kaon (), eta (), and eta prime () particles, whose masses are known with great prec... |
https://en.wikipedia.org/wiki/Scalar%20meson | In high energy physics, a scalar meson is a meson with total spin 0 and even parity (usually noted as JP=0+). Compare to pseudoscalar meson. The first known scalar mesons have been observed since the late 1950s, with observations of numerous light states and heavier states proliferating since the 1980s.
Scalar mesons ... |
https://en.wikipedia.org/wiki/Vector%20meson | In high energy physics, a vector meson is a meson with total spin 1 and odd parity (usually noted as ). Vector mesons have been seen in experiments since the 1960s, and are well known for their spectroscopic pattern of masses.
The vector mesons contrast with the pseudovector mesons, which also have a total spin 1 but ... |
https://en.wikipedia.org/wiki/Pseudovector%20meson | In high energy physics, a pseudovector meson or axial vector meson is a meson with total spin 1 and even parity (+) (usually noted as
Compare to a vector meson, which has a total spin 1 and odd parity
Charge parity (C) in addition to spatial parity (P)
The known pseudovector mesons fall into two different classes, a... |
https://en.wikipedia.org/wiki/Geosynthetics | Geosynthetics are synthetic products used to stabilize terrain. They are generally polymeric products used to solve civil engineering problems. This includes eight main product categories: geotextiles, geogrids, geonets, geomembranes, geosynthetic clay liners, geofoam, geocells and geocomposites. The polymeric nature o... |
https://en.wikipedia.org/wiki/School%20Mathematics%20Study%20Group | The School Mathematics Study Group (SMSG) was an American academic think tank focused on the subject of reform in mathematics education. Directed by Edward G. Begle and financed by the National Science Foundation, the group was created in the wake of the Sputnik crisis in 1958 and tasked with creating and implementing... |
https://en.wikipedia.org/wiki/Sewall%20Wright | Sewall Green Wright FRS(For) Honorary FRSE (December 21, 1889March 3, 1988) was an American geneticist known for his influential work on evolutionary theory and also for his work on path analysis. He was a founder of population genetics alongside Ronald Fisher and J. B. S. Haldane, which was a major step in the develop... |
https://en.wikipedia.org/wiki/Sol%E2%80%93gel%20process | In materials science, the sol–gel process is a method for producing solid materials from small molecules. The method is used for the fabrication of metal oxides, especially the oxides of silicon (Si) and titanium (Ti). The process involves conversion of monomers into a colloidal solution (sol) that acts as the precurso... |
https://en.wikipedia.org/wiki/Sequence%20space | In functional analysis and related areas of mathematics, a sequence space is a vector space whose elements are infinite sequences of real or complex numbers. Equivalently, it is a function space whose elements are functions from the natural numbers to the field K of real or complex numbers. The set of all such functio... |
https://en.wikipedia.org/wiki/Meanings%20of%20minor%20planet%20names%3A%2077001%E2%80%9378000 |
77001–77100
|-id=044
| 77044 Galera-Rosillo || || Rebeca Galera-Rosillo (1988–2020) was a promising young Spanish scientist who earned her master's degree in astrophysics from the University of La Laguna. At the time of her death, she was close to defending her doctoral research on planetary nebulae at the Institu... |
https://en.wikipedia.org/wiki/Sturmian%20word | In mathematics, a Sturmian word (Sturmian sequence or billiard sequence), named after Jacques Charles François Sturm, is a certain kind of infinitely long sequence of characters. Such a sequence can be generated by considering a game of English billiards on a square table. The struck ball will successively hit the vert... |
https://en.wikipedia.org/wiki/ZbMATH%20Open | zbMATH Open, formerly Zentralblatt MATH, is a major reviewing service providing reviews and abstracts for articles in pure and applied mathematics, produced by the Berlin office of FIZ Karlsruhe – Leibniz Institute for Information Infrastructure GmbH. Editors are the European Mathematical Society, FIZ Karlsruhe, and th... |
https://en.wikipedia.org/wiki/Convergent%20synthesis | In chemistry a convergent synthesis is a strategy that aims to improve the efficiency of multistep synthesis, most often in organic synthesis. In this type of synthesis several individual pieces of a complex molecule are synthesized in stage one, and then in stage two these pieces are combined to form the final product... |
https://en.wikipedia.org/wiki/Divergent%20synthesis | In chemistry a divergent synthesis is a strategy with the aim to improve the efficiency of chemical synthesis. It is often an alternative to convergent synthesis or linear synthesis.
In one strategy divergent synthesis aims to generate a library of chemical compounds by first reacting a molecule with a set of reactan... |
https://en.wikipedia.org/wiki/Hubbard%20model | The Hubbard model is an approximate model used to describe the transition between conducting and insulating systems. It is particularly useful in solid-state physics. The model is named for John Hubbard.
The Hubbard model states that each electron experiences competing forces: one pushes it to tunnel to neighboring at... |
https://en.wikipedia.org/wiki/777%20%28number%29 | 777 (seven hundred [and] seventy-seven) is the natural number following 776 and preceding 778. The number 777 is significant in numerous religious and political contexts.
In mathematics
777 is an odd, composite, palindromic repdigit. It is also a sphenic number, with 3, 7, and 37 as its prime factors. Its largest prim... |
https://en.wikipedia.org/wiki/Fredrik%20Rosing%20Bull | Fredrik Rosing Bull (25 December 1882 – 7 June 1925) was a Norwegian scientist, information technology pioneer, known for his work on improved punched card machines.
Bull was born in Kristiania (Oslo, Norway). In 1907 he finished his studies in civil engineering at the Technical School of Kristiania (Kristiania Tekni... |
https://en.wikipedia.org/wiki/Nearest%20neighbor | Nearest neighbor may refer to:
Nearest neighbor search in pattern recognition and in computational geometry
Nearest-neighbor interpolation for interpolating data
Nearest neighbor graph in geometry
Nearest neighbor function in probability theory
Nearest neighbor decoding in coding theory
The k-nearest neighbor alg... |
https://en.wikipedia.org/wiki/Site-specific | Site-specific may refer to:
Site-specific art
Site-specific recombination, in molecular biology
Site-specific theatre |
https://en.wikipedia.org/wiki/Andreas%20Sigismund%20Marggraf | Andreas Sigismund Marggraf (; 3 March 1709 – 7 August 1782) was a German chemist from Berlin, then capital of the Margraviate of Brandenburg, and a pioneer of analytical chemistry. He isolated zinc in 1746 by heating calamine and carbon. Though he was not the first to do so, Marggraf is credited with carefully describi... |
https://en.wikipedia.org/wiki/MPS | MPS, M.P.S., MPs, or mps may refer to:
Science and technology
Mucopolysaccharidosis, genetic lysosomal storage disorder
Mononuclear phagocyte system, cells in mammalian biology
Myofascial pain syndrome
Metallopanstimulin
Potassium peroxymonosulfate, oxidizer commonly used for pools and spas
Metre per second (m/s... |
https://en.wikipedia.org/wiki/Eta%20Kappa%20Nu | Eta Kappa Nu () or IEEE-HKN is the international honor society of the Institute of Electrical and Electronics Engineers (IEEE). Joining HKN is by invitation only. Membership is a lifelong designation for individuals who have distinguished themselves as students or as professionals in electrical engineering, computer e... |
https://en.wikipedia.org/wiki/Scale%20space | Scale-space theory is a framework for multi-scale signal representation developed by the computer vision, image processing and signal processing communities with complementary motivations from physics and biological vision. It is a formal theory for handling image structures at different scales, by representing an imag... |
https://en.wikipedia.org/wiki/Binomial | Binomial may refer to:
In mathematics
Binomial (polynomial), a polynomial with two terms
Binomial coefficient, numbers appearing in the expansions of powers of binomials
Binomial QMF, a perfect-reconstruction orthogonal wavelet decomposition
Binomial theorem, a theorem about powers of binomials
Binomial type, a proper... |
https://en.wikipedia.org/wiki/MusikCube | musikcube is a free and open-source cross-platform, terminal-based audio player software and streaming server.
Features
musikcube is based on a modular plug-in architecture, and uses plug-ins written in C++. Plug-ins provide core functionality for audio decoding, data streaming, output device handling, metadata parsin... |
https://en.wikipedia.org/wiki/Cycle%20decomposition | In mathematics, the term cycle decomposition can mean:
Cycle decomposition (graph theory), a partitioning of the vertices of a graph into subsets, such that the vertices in each subset lie on a cycle
Cycle decomposition (group theory), a useful convention for expressing a permutation in terms of its constituent cycle... |
https://en.wikipedia.org/wiki/Dephosphorylation | In biochemistry, dephosphorylation is the removal of a phosphate (PO43−) group from an organic compound by hydrolysis. It is a reversible post-translational modification. Dephosphorylation and its counterpart, phosphorylation, activate and deactivate enzymes by detaching or attaching phosphoric esters and anhydrides. A... |
https://en.wikipedia.org/wiki/Data%20validation | In computer science, data validation is the process of ensuring data has undergone data cleansing to confirm they have data quality, that is, that they are both correct and useful. It uses routines, often called "validation rules", "validation constraints", or "check routines", that check for correctness, meaningfulnes... |
https://en.wikipedia.org/wiki/E.%20J.%20Conway | Edward Joseph Conway FRS (3 July 1894 – 29 December 1968) was an Irish biochemist known for works pertaining to electrolyte physiology and analytical chemistry.
Education
Conway was born in Nenagh, North Tipperary and educated at Blackrock College and University College Dublin, graduating M.Sc.. After winning a studen... |
https://en.wikipedia.org/wiki/Raney%20nickel | Raney nickel , also called spongy nickel, is a fine-grained solid composed mostly of nickel derived from a nickel–aluminium alloy. Several grades are known, of which most are gray solids. Some are pyrophoric, but most are used as air-stable slurries. Raney nickel is used as a reagent and as a catalyst in organic chemis... |
https://en.wikipedia.org/wiki/Rado%27s%20theorem%20%28Ramsey%20theory%29 | Rado's theorem is a theorem from the branch of mathematics known as Ramsey theory. It is named for the German mathematician Richard Rado. It was proved in his thesis, Studien zur Kombinatorik.
Statement
Let be a system of linear equations, where is a matrix with integer entries. This system is said to be -regular... |
https://en.wikipedia.org/wiki/Edward%20Norton%20Lorenz | Edward Norton Lorenz (May 23, 1917 – April 16, 2008) was an American mathematician and meteorologist who established the theoretical basis of weather and climate predictability, as well as the basis for computer-aided atmospheric physics and meteorology. He is best known as the founder of modern chaos theory, a branch ... |
https://en.wikipedia.org/wiki/One-pot%20synthesis | In chemistry a one-pot synthesis is a strategy to improve the efficiency of a chemical reaction in which a reactant is subjected to successive chemical reactions in just one reactor. This is much desired by chemists because avoiding a lengthy separation process and purification of the intermediate chemical compounds ca... |
https://en.wikipedia.org/wiki/Joseph%20Proudman | Joseph Proudman (30 December 1888 – 26 June 1975), CBE, FRS was a distinguished British mathematician and oceanographer of international repute. His theoretical studies into the oceanic tides not only "solved practically all the remaining tidal problems which are soluble within the framework of classical hydrodynamics ... |
https://en.wikipedia.org/wiki/Mapping%20cone%20%28topology%29 | In mathematics, especially homotopy theory, the mapping cone is a construction of topology, analogous to a quotient space. It is also called the homotopy cofiber, and also notated . Its dual, a fibration, is called the mapping fibre. The mapping cone can be understood to be a mapping cylinder , with one end of the cyl... |
https://en.wikipedia.org/wiki/Ted%20Selker | Edwin Joseph Selker, better known as Ted Selker, is an American computer scientist known for his user interface inventions.
Biography
Selker graduated from Brown University in 1979 with a BS in Applied Mathematics, and from the University of Massachusetts Amherst with an MS in Computer and Information Sciences in 1981... |
https://en.wikipedia.org/wiki/Restriction%20digest | A restriction digest is a procedure used in molecular biology to prepare DNA for analysis or other processing. It is sometimes termed DNA fragmentation, though this term is used for other procedures as well. In a restriction digest, DNA molecules are cleaved at specific restriction sites of 4-12 nucleotides in length ... |
https://en.wikipedia.org/wiki/Bernhard%20Rensch | Bernhard Rensch (21 January 1900 – 4 April 1990) was a German evolutionary biologist and ornithologist who did field work in Indonesia and India. Starting his scientific career with pro-Lamarckian views, he shifted to selectionism and became one of the architects of the modern synthesis in evolutionary biology, which h... |
https://en.wikipedia.org/wiki/Quantum%201/f%20noise | Quantum 1/f noise is an intrinsic and fundamental part of quantum mechanics. Fighter pilots, photographers, and scientists all appreciate the higher quality of images and signals resulting from the consideration of quantum 1/f noise. Engineers have battled unwanted 1/f noise since 1925, giving it poetic names (such a... |
https://en.wikipedia.org/wiki/Denaturation | Denaturation may refer to:
Denaturation (biochemistry), a structural change in macromolecules caused by extreme conditions
Denaturation (fissile materials), transforming fissile materials so that they cannot be used in nuclear weapons
Denaturation (food), intentional adulteration of food or drink rendering it unfit fo... |
https://en.wikipedia.org/wiki/IVC | IVC can refer to:
Places
Invercargill Airport, New Zealand, IATA code
Ivory Coast, UNDP country code
Oflag IV-C, a German World War II prisoner-of-war camp in Colditz Castle
Education
Impington Village College
Irvine Valley College
Imperial Valley College
Medicine and biology
Involuntary commitment
Inferior vena ca... |
https://en.wikipedia.org/wiki/Robert%20van%20de%20Geijn | Robert A. van de Geijn is a Professor of Computer Sciences at the University of Texas at Austin. He received his B.S. in Mathematics and Computer Science (1981) from the University of Wisconsin–Madison and his Ph.D. in Applied Mathematics (1987) from the University of Maryland, College Park. His areas of interest inc... |
https://en.wikipedia.org/wiki/Michael%20Garey | Michael Randolph Garey (born November 19, 1945) is a computer science researcher, and co-author (with David S. Johnson) of Computers and Intractability: A Guide to the Theory of NP-completeness. He and Johnson received the 1979 Frederick W. Lanchester Prize from the Operations Research Society of America for the book. ... |
https://en.wikipedia.org/wiki/Metric%20dimension | In mathematics, metric dimension may refer to:
Metric dimension (graph theory), the minimum number of vertices of an undirected graph G in a subset S of G such that all other vertices are uniquely determined by their distances to the vertices in S
Minkowski–Bouligand dimension (also called the metric dimension), a w... |
https://en.wikipedia.org/wiki/Indentation%20hardness | Indentation hardness tests are used in mechanical engineering to determine the hardness of a material to deformation. Several such tests exist, wherein the examined material is indented until an impression is formed; these tests can be performed on a macroscopic or microscopic scale.
When testing metals, indentation h... |
https://en.wikipedia.org/wiki/David%20Rubincam | David Perry Rubincam (born February 27, 1947) is an American geophysicist with specialties in solid-earth geophysics, planetary geodynamics and celestial mechanics. He has worked as a civilian scientist for the National Aeronautics and Space Administration since 1978. The main-belt asteroid 9921 Rubincam was named in h... |
https://en.wikipedia.org/wiki/Microwave%20chemistry | Microwave chemistry is the science of applying microwave radiation to chemical reactions. Microwaves act as high frequency electric fields and will generally heat any material containing mobile electric charges, such as polar molecules in a solvent or conducting ions in a solid. Polar solvents are heated as their comp... |
https://en.wikipedia.org/wiki/Dry%20media%20reaction | A dry media reaction or solid-state reaction or solventless reaction is a chemical reaction system in the absence of a solvent. The drive for the development of dry media reactions in chemistry is
economics (save money on solvents)
ease of purification (no solvent removal post-synthesis)
high reaction rate (due to ... |
https://en.wikipedia.org/wiki/Particle%20acceleration | In a compressible sound transmission medium - mainly air - air particles get an accelerated motion: the particle acceleration or sound acceleration with the symbol a in metre/second2. In acoustics or physics, acceleration (symbol: a) is defined as the rate of change (or time derivative) of velocity. It is thus a vector... |
https://en.wikipedia.org/wiki/Interlink%20Computer%20Sciences | Interlink Computer Sciences, of Fremont, California, was a developer of hardware and software that allowed IBM mainframe computers running the MVS operating system to be connected to non-IBM networks.
Interlink was founded in 1983 by Lambert Onuma, Fred Wright, Karl Johnson and Greg Thompson, formerly of Digital Equip... |
https://en.wikipedia.org/wiki/Analyte | An analyte, component (in clinical chemistry), titrand (in titrations), or chemical species is a substance or chemical constituent that is of interest in an analytical procedure. The purest substances are referred to as analytes, such as 24 karat gold, NaCl, water, etc. In reality, no substance has been found to be 100... |
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/TCPaccess | TCPaccess is a software product which implements the TCP/IP protocol suite on IBM mainframe computers using the MVS operating system. It was developed in 1986 by Advanced Computer Communications under the name ACCES/MVS, and was the first commercial TCP/IP implementation for MVS mainframes. It is usually associated w... |
https://en.wikipedia.org/wiki/Wurtz%20reaction | In organic chemistry, the Wurtz reaction, named after Charles Adolphe Wurtz, is a coupling reaction whereby two alkyl halides are treated with sodium metal to form a higher alkane.
2 R−X + 2 Na → R−R + 2 NaX
The reaction is of little value except for intramolecular versions. A related reaction, which combines alkyl h... |
https://en.wikipedia.org/wiki/Coupling%20reaction | In organic chemistry, a coupling reaction is a type of reaction in which two reactant molecules are bonded together. Such reactions often require the aid of a metal catalyst. In one important reaction type, a main group organometallic compound of the type R-M (where R = organic group, M = main group centre metal atom) ... |
https://en.wikipedia.org/wiki/National%20Renewable%20Energy%20Laboratory | The National Renewable Energy Laboratory (NREL) in the US specializes in the research and development of renewable energy, energy efficiency, energy systems integration, and sustainable transportation. NREL is a federally funded research and development center sponsored by the Department of Energy and operated by the A... |
https://en.wikipedia.org/wiki/Viability | Viability or viable may refer to:
Biology, medicine or ecology
Viability selection, the selection of individual organisms who can survive until they are able to reproduce
Fetal viability, the ability of a fetus to survive outside of the uterus
Genetic viability, chance of a population of plants or animals to avoid ... |
https://en.wikipedia.org/wiki/Radiological%20and%20Environmental%20Sciences%20Laboratory | The Radiological and Environmental Sciences Laboratory (RESL) is a government-owned and government-operated laboratory operated by the U.S. Department of Energy Idaho Operations Office. It reports directly to the DOE-ID Assistant Manager for Technical Programs and Operations, and is located at the IRC in Idaho Falls, I... |
https://en.wikipedia.org/wiki/M%C3%A4rklin%20Digital | Märklin Digital was among the earlier digital model railway control systems. It was a comprehensive system including locomotive decoders (based on a Motorola chip), central control (Märklin 6020/6021), a computer interface (Märklin 6050), turnout decoders (Märklin 6083), digital relays (Märklin 6084) and feedback modul... |
https://en.wikipedia.org/wiki/Bjarte%20Breiteig | Bjarte Breiteig (born 17 March 1974) is a Norwegian short story writer.
Background
Bjarte Breiteig was born in Kristiansand, 1974. He studied physics at NTNU in Trondheim, but dropped out after two years to study literature at the same place. He has studied at the Skrivekunstakademiet and the University of Bergen. He... |
https://en.wikipedia.org/wiki/John%20Henry%20Holland | John Henry Holland (February 2, 1929 – August 9, 2015) was an American scientist and professor of psychology and electrical engineering and computer science at the University of Michigan, Ann Arbor. He was a pioneer in what became known as genetic algorithms.
Biography
John Henry Holland was born on 2 February 1929 in... |
https://en.wikipedia.org/wiki/AGT | AGT may refer to:
Arts and entertainment
A Global Threat, an American street punk band (1997–2007)
Adventure Game Toolkit, a 1987 text-based gaming system
America's Got Talent, an NBC reality TV show
Australia's Got Talent, a Seven Network reality TV show
Biology and medicine
Agaritine, a hydrazine derivative
A... |
https://en.wikipedia.org/wiki/Neighbourhood%20system | In topology and related areas of mathematics, the neighbourhood system, complete system of neighbourhoods, or neighbourhood filter for a point in a topological space is the collection of all neighbourhoods of
Definitions
Neighbourhood of a point or set
An of a point (or subset) in a topological space is any ope... |
https://en.wikipedia.org/wiki/Theon%20of%20Smyrna | Theon of Smyrna ( Theon ho Smyrnaios, gen. Θέωνος Theonos; fl. 100 CE) was a Greek philosopher and mathematician, whose works were strongly influenced by the Pythagorean school of thought. His surviving On Mathematics Useful for the Understanding of Plato is an introductory survey of Greek mathematics.
Life
Little is ... |
https://en.wikipedia.org/wiki/Sergei%20Chetverikov | Sergei Sergeevich Chetverikov (; 6 May 1880 – 2 July 1959) was a Russian biologist and one of the early contributors to the development of the field of genetics. His research showed how early genetic theories applied to natural populations, and has therefore contributed towards the modern synthesis of evolutionary theo... |
https://en.wikipedia.org/wiki/Harmonic%20%28mathematics%29 | In mathematics, a number of concepts employ the word harmonic. The similarity of this terminology to that of music is not accidental: the equations of motion of vibrating strings, drums and columns of air are given by formulas involving Laplacians; the solutions to which are given by eigenvalues corresponding to their ... |
https://en.wikipedia.org/wiki/Proper | Proper may refer to:
Mathematics
Proper map, in topology, a property of continuous function between topological spaces, if inverse images of compact subsets are compact
Proper morphism, in algebraic geometry, an analogue of a proper map for algebraic varieties
Proper transfer function, a transfer function in contr... |
https://en.wikipedia.org/wiki/Peter%20Coveney | Coveney is a Professor of Physical Chemistry, Honorary Professor of Computer Science, and the Director of the Centre for Computational Science (CCS) and Associate Director of the Advanced Research Computing Centre at University College London (UCL). He is also a Professor of Applied High Performance Computing at Unive... |
https://en.wikipedia.org/wiki/Photocatalysis | In chemistry, photocatalysis is the acceleration of a photoreaction in the presence of a photocatalyst, the excited state of which "repeatedly interacts with the reaction partners forming reaction intermediates and regenerates itself after each cycle of such interactions." In many cases, the catalyst is a solid that up... |
https://en.wikipedia.org/wiki/Frobenius%20group | In mathematics, a Frobenius group is a transitive permutation group on a finite set, such that no non-trivial element
fixes more than one point and some non-trivial element fixes a point.
They are named after F. G. Frobenius.
Structure
Suppose G is a Frobenius group consisting of permutations of a set X. A subgroup... |
https://en.wikipedia.org/wiki/James%20Martin%20%28author%29 | James Martin (19 October 1933 – 24 June 2013) was an English information technology consultant and author, known for his work on information technology engineering.
Biography
James Martin was born on 19 October 1933 in Ashby-de-la-Zouch, England. He earned a degree in physics at Keble College, Oxford.
Martin joined ... |
https://en.wikipedia.org/wiki/Physical%20paradox | A physical paradox is an apparent contradiction in physical descriptions of the universe. While many physical paradoxes have accepted resolutions, others defy resolution and may indicate flaws in theory. In physics as in all of science, contradictions and paradoxes are generally assumed to be artifacts of error and inc... |
https://en.wikipedia.org/wiki/R62 | R62 may refer to:
R62 (New York City Subway car)
R62 (South Africa), a road
HD 32034, a star
, a destroyer of the Royal Navy
, an aircraft carrier of the Royal Navy
R62: Possible risk of impaired fertility, a risk phrase in chemistry |
https://en.wikipedia.org/wiki/Priestley%20Medal | The Priestley Medal is the highest honor conferred by the American Chemical Society (ACS) and is awarded for distinguished service in the field of chemistry. Established in 1922, the award is named after Joseph Priestley, one of the discoverers of oxygen, who immigrated to the United States of America in 1794. The ACS... |
https://en.wikipedia.org/wiki/Termination | Termination may refer to:
Science
Termination (geomorphology), the period of time of relatively rapid change from cold, glacial conditions to warm interglacial condition
Termination factor, in genetics, part of the process of transcribing RNA
Termination type, in lithic reduction, a characteristic indicating the man... |
https://en.wikipedia.org/wiki/Robert%20Altenkirch | Robert A. Altenkirch was the President of University of Alabama in Huntsville and the New Jersey Institute of Technology.
Life
Altenkirch holds a B.S. from Purdue University, a M.S. from the University of California, Berkeley, and a Ph.D. from Purdue University, all in Mechanical Engineering. He is the author of over... |
https://en.wikipedia.org/wiki/Familial | Familial may refer to:
Familial (album), a 2010 studio album by Phil Selway
Family, a group of people affiliated by consanguinity, affinity, or co-residence
Family (biology), one of the eight major taxonomic ranks, classified between order and genus
Heredity, passing of genetic traits to offspring
Genetic disorder, m... |
https://en.wikipedia.org/wiki/Ralph%20Tate | Ralph Tate (11 March 1840 – 20 September 1901) was a British-born botanist and geologist, who was later active in Australia.
Early life
Tate was born at Alnwick in Northumberland, the son of Thomas Turner Tate (1807–1888), a teacher of mathematics and science, and his wife Frances (née Hunter). He was nephew to George... |
https://en.wikipedia.org/wiki/Four-gradient | In differential geometry, the four-gradient (or 4-gradient) is the four-vector analogue of the gradient from vector calculus.
In special relativity and in quantum mechanics, the four-gradient is used to define the properties and relations between the various physical four-vectors and tensors.
Notation
This article... |
https://en.wikipedia.org/wiki/SIRT | SIRT can refer to :
Selective internal radiation therapy for cancer
Serious Incident Response Team, Nova Scotia, Canada
Sirtuin, a class of proteins (enzymes) related to genetics
Staten Island Railway (from abbreviation Staten Island Rapid Transit)
See also
Siirt, a city in Turkey
Sirt, another name for Sirte,... |
https://en.wikipedia.org/wiki/Stack%20%28computer%20science%29 | {{safesubst:#invoke:RfD||2=Stack (computer science)|month = October
|day = 15
|year = 2023
|time = 01:09
|timestamp = 20231015010935
|content=
REDIRECT Stack (abstract data type)
}} |
https://en.wikipedia.org/wiki/Wear%20%28disambiguation%29 | Wear is surface erosion or deformation by friction.
Wear may also refer to:
Wearing clothes
Wear (journal), in materials science
Wear (surname), includes a list of people
River Wear, in northeast England
WEAR-TV, a T.V. station in Florida, U.S.
World Engineering Anthropometry Resource, (WEAR), a global non-profi... |
https://en.wikipedia.org/wiki/Call%20stack | In computer science, a call stack is a stack data structure that stores information about the active subroutines of a computer program. This kind of stack is also known as an execution stack, program stack, control stack, run-time stack, or machine stack, and is often shortened to just "the stack". Although maintenanc... |
https://en.wikipedia.org/wiki/Local%20variable | In computer science, a local variable is a variable that is given local scope. A local variable reference in the function or block in which it is declared overrides the same variable name in the larger scope. In programming languages with only two levels of visibility, local variables are contrasted with global variab... |
https://en.wikipedia.org/wiki/Sergei%20Navashin | Sergei Gavrilovich Navashin (); (14 December 1857 – 10 December 1930) was a Russian Empire and Soviet biologist. He discovered double fertilization in plants in 1898.
Biography
1874 — enters the Medical Surgical Academy in St. Petersburg, works on chemistry in the laboratory of A. Borodin
1878 — moves to the Moscow... |
https://en.wikipedia.org/wiki/Georgii%20Nadson | Georgii Adamovich Nadson (, Kiev – April 15, 1939) was a Soviet biologist, "one of the pioneers of radioecology in Russia" He became professor at St. Petersburg University in 1900. In 1930, he founded the Laboratory of Microbiology of the Russian Academy of Sciences (which in 1934 was transferred from Leningrad to Mos... |
https://en.wikipedia.org/wiki/Nikolay%20Timofeev-Ressovsky | Nikolaj Vladimirovich Timofeev-Resovskij (also Timofeyeff-Ressovsky; ; – 28 March 1981) was a Soviet biologist. He conducted research in radiation genetics, experimental population genetics, and microevolution. His life was highlighted by scientific achievements in the face of severe personal hardship, including his i... |
https://en.wikipedia.org/wiki/Non-perturbative | In mathematics and physics, a non-perturbative function or process is one that cannot be described by perturbation theory. An example is the function
which does not have a Taylor series at x = 0. Every coefficient of the Taylor expansion around x = 0 is exactly zero, but the function is non-zero if x ≠ 0.
In physi... |
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