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Crews on all development flights (except the Earth orbit CSM development flights) through the first two landings on Apollo 11 and Apollo 12, included at least two (sometimes three) Gemini veterans. Harrison Schmitt, a geologist, was the first NASA scientist astronaut to fly in space, and landed on the Moon on the last ...
Apollo program
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92,801
In the case of a field, this is Hilbert's syzygy theorem. Any localization of a regular ring is regular as well. A regular ring is reduced but need not be an integral domain. For example, the product of two regular integral domains is regular, but not an integral domain.
Regular ring
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92,802
In commutative algebra, a regular ring is a commutative Noetherian ring, such that the localization at every prime ideal is a regular local ring: that is, every such localization has the property that the minimal number of generators of its maximal ideal is equal to its Krull dimension. The origin of the term regular r...
Regular ring
0.779958
92,803
In commutative algebra, a regular local ring is a Noetherian local ring having the property that the minimal number of generators of its maximal ideal is equal to its Krull dimension. In symbols, let A be a Noetherian local ring with maximal ideal m, and suppose a1, ..., an is a minimal set of generators of m. Then by ...
Regular ring
0.779958
92,804
The Auslander–Buchsbaum theorem states that every regular local ring is a unique factorization domain. Every localization, as well as the completion, of a regular local ring is regular. If ( A , m ) {\displaystyle (A,{\mathfrak {m}})} is a complete regular local ring that contains a field, then A ≅ k ] {\displaystyle ...
Regular ring
0.779958
92,805
A wide range of different local area network technologies were developed in the early 1970s, of which one, the Cambridge Ring, had demonstrated the potential of a token passing ring topology, and many teams worldwide began working on their own implementations. At the IBM Zurich Research Laboratory Werner Bux and Hans M...
Token Ring
0.779958
92,806
Stations on a Token Ring LAN are logically organized in a ring topology with data being transmitted sequentially from one ring station to the next with a control token circulating around the ring controlling access. Similar token passing mechanisms are used by ARCNET, token bus, 100VG-AnyLAN (802.12) and FDDI, and they...
Token Ring
0.779958
92,807
IBM launched their own proprietary Token Ring product on October 15, 1985. It ran at 4 Mbit/s, and attachment was possible from IBM PCs, midrange computers and mainframes. It used a convenient star-wired physical topology and ran over shielded twisted-pair cabling. Shortly thereafter it became the basis for the IEEE 80...
Token Ring
0.779958
92,808
Lead dioxide is used in the production of matches, pyrotechnics, dyes and the curing of sulfide polymers. It is also used in the construction of high-voltage lightning arresters.Lead dioxide is used as an anode material in electrochemistry. β-PbO2 is more attractive for this purpose than the α form because it has relat...
PbO2
0.779957
92,809
The CE approval covered the use of HANK for rehabilitation due to Spinal Cord Injury (SCI), Acquired Brain Damage (ABD) & Neurodegenerative Illnesses. In Feb 2020, their knee specific exoskeleton called Belk also received a CE approval. Roam Robotics produces a soft exoskeleton for skiers and snowboarders.
Power Armor
0.779955
92,810
Statistical LDS use statistical methods (e.g. from the field of decision theory) to analyse pressure/flow at only one point or the imbalance in order to detect a leak. This leads to the opportunity to optimise the leak decision if some statistical assumptions hold. A common approach is the use of the hypothesis test pr...
Leak detection
0.779955
92,811
Let V be a (real or complex) vector space together with a symmetric bilinear form <·,·>. The Clifford algebra Cℓ(V) is a natural (unital associative) algebra generated by V subject only to the relation v 2 = − ⟨ v , v ⟩ {\displaystyle v^{2}=-\langle v,v\rangle } for all v in V. One can construct Cℓ(V) as a quotient of ...
Clifford bundle
0.779955
92,812
These methods are based on state observers which are designed from fluid mathematical models expressed in state-space representation. These methods can be classified into two types: infinite-dimensional observers and finite-dimensional observers. The first type is based on a couple of quasi-linear hyperbolic partial di...
Leak detection
0.779955
92,813
This is an isomorphism of vector bundles not algebra bundles. The isomorphism is induced from the corresponding isomorphism on each fiber. In this way one can think of sections of the Clifford bundle as differential forms on M equipped with Clifford multiplication rather than the wedge product (which is independent of ...
Clifford bundle
0.779954
92,814
The Clifford bundle of E is then given by C ℓ ( E ) = F ( E ) × ρ C ℓ n R {\displaystyle C\ell (E)=F(E)\times _{\rho }C\ell _{n}\mathbb {R} } where F(E) is the orthonormal frame bundle of E. It is clear from this construction that the structure group of Cℓ(E) is O(n). Since O(n) acts by graded automorphisms on CℓnR it ...
Clifford bundle
0.779954
92,815
Let CℓnR be the Clifford algebra generated by Rn with the Euclidean metric. The standard action of the orthogonal group O(n) on Rn induces a graded automorphism of CℓnR. The homomorphism ρ: O ( n ) → A u t ( C ℓ n R ) {\displaystyle \rho :\mathrm {O} (n)\to \mathrm {Aut} (C\ell _{n}\mathbb {R} )} is determined by ρ ( A...
Clifford bundle
0.779954
92,816
In mathematics, a Clifford bundle is an algebra bundle whose fibers have the structure of a Clifford algebra and whose local trivializations respect the algebra structure. There is a natural Clifford bundle associated to any (pseudo) Riemannian manifold M which is called the Clifford bundle of M.
Clifford bundle
0.779954
92,817
Most 32-bit PCI cards will function properly in 64-bit PCI-X slots, but the bus speed will be limited to the clock frequency of the slowest card, an inherent limitation of PCI's shared bus topology. For example, when a PCI 2.3 66-MHz card is installed into a PCI-X bus capable of 133 MHz, the entire bus backplane will b...
PCI Extended
0.779954
92,818
Human-centered Robotics for Coexistence Coexistent Interaction & Interface Human-Computer/Human-Robot Interaction Technology Network-based Humanoid Robotics Bio-mimetic Intelligent Control and Cognitive Mobile Manipulation Learning and Intelligence Technology by Sensor Fusion R-Learning Technology
Interaction and Robotics Research Center
0.779952
92,819
The Interaction and Robotics Research Center (IRRC) is an HCI/Robotics research center of Korea Institute of Science and Technology located in Seoul, Republic of Korea.
Interaction and Robotics Research Center
0.779952
92,820
Nanotechnology is under preliminary research for its potential to facilitate the transfer of drugs across the BBB. Capillary endothelial cells and associated pericytes may be abnormal in tumors and the blood–brain barrier may not always be intact in brain tumors. Other factors, such as astrocytes, may contribute to the...
Blood-Brain Barrier
0.779952
92,821
Polyphosphates are weak bases. A lone pair of electrons on an oxygen atom can be donated to a hydrogen ion (proton) or a metal ion in a typical Lewis acid-Lewis base interaction. This has profound significance in biology. For instance, adenosine triphosphate is about 25% protonated in aqueous solution at pH 7. ATP4− + ...
Polyphosphate
0.77995
92,822
Temperature Swing Solvent Extraction (TSSE) uses a solvent instead of a membrane or high temperatures. Solvent extraction is a common technique in chemical engineering. It can be activated by low-grade heat (less than 70 °C (158 °F), which may not require active heating.
Wave-powered desalination
0.77995
92,823
The Narrabri Stellar Intensity Interferometer (NSII) was the first astronomical instrument to measure the diameters of a large number of stars at visible wavelengths. It was designed by (amongst others) Robert Hanbury Brown, who received the Hughes Medal in 1971 for this work. It was built by University of Sydney Schoo...
Narrabri Stellar Intensity Interferometer
0.77995
92,824
You were given every encouragement possible to do science subjects if you were interested in them".Ion went on to study Materials Science at Imperial College London, where she gained a first-class honours degree in 1976, and subsequently a PhD in Metallurgy and Materials Science in 1979, supervised by F.J. Humphreys an...
Sue Ion
0.779947
92,825
Born on 3 February 1955 in Cumbria, she is the daughter of Lawrence James Burrows, a planning officer for British Rail, and Doris Burrows (née Cherry), a secretary.Ion was educated at Penwortham Girls Grammar School near Preston, Lancashire in the same year as Nancy Rothwell. As a young student, she enjoyed science, wh...
Sue Ion
0.779947
92,826
In 1979, Ion was first hired as a technical officer at British Nuclear Fuels (BNFL). At the time, she and one other woman were the only females working in the chemical engineering department.In 1992, she was promoted to Executive Director of Technology, a position Ion held within the organisation until 2006.During this...
Sue Ion
0.779947
92,827
Ion supports the development of smaller, modular versions of nuclear reactors for their economy of size, portability and cost. These smaller reactors would, most likely, be housed on existing nuclear sites licensed for that purpose.Ion views her biggest challenge is "persuading decades-worth of politicians that nuclear...
Sue Ion
0.779947
92,828
In molecular biology and genetics, transcriptional regulation is the means by which a cell regulates the conversion of DNA to RNA (transcription), thereby orchestrating gene activity. A single gene can be regulated in a range of ways, from altering the number of copies of RNA that are transcribed, to the temporal contr...
Transcriptional regulator
0.779947
92,829
With the notations introduced above, the Routh–Hurwitz theorem states that: p − q = 1 π Δ arg ⁡ f ( i y ) = { + I − ∞ + ∞ P 0 ( y ) P 1 ( y ) for odd degree − I − ∞ + ∞ P 1 ( y ) P 0 ( y ) for even degree } = w ( + ∞ ) − w ( − ∞ ) . {\displaystyle p-q={\frac {1}{\pi }}\Delta \arg f(iy)=\left. {\begin{cases}+I_{-\infty ...
Routh–Hurwitz theorem
0.779944
92,830
We can easily determine a stability criterion using this theorem as it is trivial that f(z) is Hurwitz-stable iff p − q = n. We thus obtain conditions on the coefficients of f(z) by imposing w(+∞) = n and w(−∞) = 0.
Routh–Hurwitz theorem
0.779944
92,831
In mathematics, the Routh–Hurwitz theorem gives a test to determine whether all roots of a given polynomial lie in the left half-plane. Polynomials with this property are called Hurwitz stable polynomials. The Routh–Hurwitz theorem is important in dynamical systems and control theory, because the characteristic polynom...
Routh–Hurwitz theorem
0.779944
92,832
In queueing theory, a discipline within the mathematical theory of probability, the Gordon–Newell theorem is an extension of Jackson's theorem from open queueing networks to closed queueing networks of exponential servers where customers cannot leave the network. Jackson's theorem cannot be applied to closed networks b...
Gordon–Newell theorem
0.779944
92,833
In the evolutionary biology of sexual reproduction, operational sex ratio (OSR) is the ratio of sexually competing males that are ready to mate to sexually competing females that are ready to mate, or alternatively the local ratio of fertilizable females to sexually active males at any given time. This differs from phy...
Operational sex ratio
0.779943
92,834
The success of NASTRAN led to development of many other finite element software. One such software is ASTROS that extended NASTRAN type capability to include structural optimization. Currently ASTROS is maintained by Zona Technology, Inc.
Nastran
0.779943
92,835
They suggested establishing a cooperative project to develop this software and created a specification that outlined the capabilities for the software.A contract was awarded to Computer Sciences Corporation (CSC) to develop the software. The first name used for the program during its development in the 1960s was GPSA, ...
Nastran
0.779943
92,836
The modules are controlled by an internal language called the Direct Matrix Abstraction Program (DMAP). Each type of analysis available is called a solution sequence. Some of the most common solution sequence codes are: 101 - Linear Static 103 - Modal 105 - Buckling 106 - Non-Linear Static 107 - Direct Complex Eigenval...
Nastran
0.779943
92,837
NASTRAN is written primarily in FORTRAN and contains over one million lines of code. NASTRAN is compatible with a large variety of computers and operating systems ranging from small workstations to the largest supercomputers. NASTRAN was designed from the beginning to consist of several modules. A module is a collectio...
Nastran
0.779943
92,838
These software tools include functionality to import and simplify CAD geometry, mesh with finite elements, and apply loads and restraints. The tools allow the user to submit an analysis to NASTRAN, and import the results and show them graphically. In addition to pre- and post-processing capabilities, several Nastran ve...
Nastran
0.779943
92,839
NKG2D is a disulfide-linked homodimer which recognizes a number of ligands, including ULBP and MICA, which are typically expressed on tumor cells. The role of dendritic cell—NK cell interface in immunobiology have been studied and defined as critical for the comprehension of the complex immune system.NK cells, along wi...
Natural Killer cell
0.779941
92,840
Customarily, the upper mark is up-hill from the lower (forward) mark. The mariner will know the geometry of the marks/lights from the navigational chart and can understand that when "open" (not one above the other) the ship needs to be navigated to "close" the marks (so one is above the other) and be in the preferred l...
Navigational aid
0.779941
92,841
In recent decades symplectic integrator in plasma physics has become an active research topic, because straightforward applications of the standard symplectic methods do not suit the need of large-scale plasma simulations enabled by the peta- to exa-scale computing hardware. Special symplectic algorithms need to be cus...
Symplectic integrator
0.779941
92,842
In mathematics, a symplectic integrator (SI) is a numerical integration scheme for Hamiltonian systems. Symplectic integrators form the subclass of geometric integrators which, by definition, are canonical transformations. They are widely used in nonlinear dynamics, molecular dynamics, discrete element methods, acceler...
Symplectic integrator
0.779941
92,843
There is a generalization of the Cotlar–Stein lemma with sums replaced by integrals. Let X be a locally compact space and μ a Borel measure on X. Let T(x) be a map from X into bounded operators from E to F which is uniformly bounded and continuous in the strong operator topology. If A = sup x ∫ X ‖ T ( x ) ∗ T ( y ) ‖ ...
Cotlar–Stein lemma
0.779939
92,844
The family of operators T j: E → F {\displaystyle T_{j}:\;E\to F} , j ≥ 1 , {\displaystyle j\geq 1,} is almost orthogonal if A = sup j ∑ k a j k < ∞ , B = sup j ∑ k b j k < ∞ . {\displaystyle A=\sup _{j}\sum _{k}{\sqrt {a_{jk}}}<\infty ,\qquad B=\sup _{j}\sum _{k}{\sqrt {b_{jk}}}<\infty .} The Cotlar–Stein lemma states...
Cotlar–Stein lemma
0.779939
92,845
The discrete Chebyshev polynomials have surprising connections to various algebraic properties of spin: spin transition probabilities, the probabilities for observations of the spin in Bohm's spin-s version of the Einstein-Podolsky-Rosen experiment, and Wigner functions for various spin states.Specifically, the polynom...
Discrete Chebyshev polynomials
0.779939
92,846
Many common everyday services for terrestrial use such as weather forecasting, remote sensing, satellite navigation systems, satellite television, and some long-distance communications systems critically rely on space infrastructure. Of the sciences, astronomy and Earth science benefit from space technology. New techno...
Space technologies
0.779938
92,847
The formula can be derived as a telescoping product of either the areas or perimeters of nested polygons converging to a circle. Alternatively, repeated use of the half-angle formula from trigonometry leads to a generalized formula, discovered by Leonhard Euler, that has Viète's formula as a special case. Many similar ...
Viète's formula
0.779938
92,848
During a shadowing task, the process of perceiving speech and a subsequent response by the production of speech does not occur separately, it would partially overlap. The auditory system shifts between a translation stage of perceiving phonemes and a choice phase of anticipating the following phonemes to create an imme...
Speech shadowing
0.779936
92,849
Li’s focus of research includes areas of solid-state inorganic and materials chemistry. Her current research focuses on the development of new and functional materials that are fundamentally important and relevant for clean and renewable energy applications. These include (a) metal organic frameworks (MOFs) for gas sto...
Jing Li (chemist)
0.779934
92,850
Li completed her undergraduate studies in China, and received her master's degree from the State University of New York at Albany. She obtained her PhD degree in January 1990 at Cornell University under the supervision of Professor Roald Hoffmann, the 1981 Nobel Prize laureate in Chemistry. She continued to work at Cor...
Jing Li (chemist)
0.779934
92,851
Jing Li has received numerous awards and honors for her academic achievements, including: Henry Rutgers Research Fellow, Rutgers University, 1991–1993 Henry Dreyfus Teacher-Scholar, The Camille & Henry Dreyfus Foundation, 1994–1998 Presidential Faculty Fellow, The National Science Foundation, 1995–2000 NSF CAREER Award...
Jing Li (chemist)
0.779934
92,852
Webb envisioned this new association as not only working with NASA in lunar science, but also in other scientific disciplines and technology areas, in which NASA would become engaged, as its space exploration role unfolded. As the civilian space program grew to encompass missions in heliophysics, planetary science, ast...
Universities Space Research Association
0.779933
92,853
USRA initially concentrated on the management of Lunar Science Institute (later renamed the Lunar and Planetary Institute) but, armed with its broad charter, the consortium began to explore other ways to serve the university space research community as early as 1970. Today, USRA researchers are involved with university...
Universities Space Research Association
0.779933
92,854
In 1978 USRA headquarters moved to Columbia, Maryland. Dr. David C. Black was appointed USRA president in 2000. Black served as director of USRA's Lunar and Planetary Institute from 1988 to 2001, and is internationally recognized for research in theoretical astrophysics and planetary science. Dr. Jeffrey Isaacson was n...
Universities Space Research Association
0.779933
92,855
On March 1, 1968, President Lyndon Johnson announced the creation of the Lunar Science Institute (LSI), and USRA was chartered the following year as the parent organization of LSI. The initial headquarters of USRA was at the University of Virginia, where Professor A. R. Kuhlthau served as the first president of the ass...
Universities Space Research Association
0.779933
92,856
A group of packages called the Tidyverse, which can be considered a "dialect of the R language", is increasingly popular in the R ecosystem. As of 2020-06-13, Metacran listed 7 of the 8 core packages of the Tidyverse in the list of most downloaded R packages. The group of packages strives to provide a cohesive collecti...
R package
0.779929
92,857
CRAN was created by Kurt Hornik and Friedrich Leisch in 1997, with the name paralleling other early packing systems such as TeX's CTAN (released 1992) and Perl's CPAN (released 1995). As of 2021, it is still maintained by Hornik and a team of volunteers. The master site is located at the Vienna University of Economics ...
R package
0.779929
92,858
R packages are extensions to the R statistical programming language. R packages contain code, data, and documentation in a standardised collection format that can be installed by users of R, typically via a centralised software repository such as CRAN (the Comprehensive R Archive Network). The large number of packages ...
R package
0.779929
92,859
"Braiding" two anyons creates a historical record of the event, as their changed wave functions "count" the number of braids.Microsoft has invested in research concerning anyons as a potential basis for topological quantum computing. Anyons circling each other ("braiding") would encode information in a more robust way ...
Fractional statistics
0.779929
92,860
The statistical mechanics of large many-body systems obeys laws described by Maxwell–Boltzmann statistics. Quantum statistics is more complicated because of the different behaviors of two different kinds of particles called fermions and bosons. Quoting a recent, simple description:In the three-dimensional world we live...
Fractional statistics
0.779929
92,861
In the two-dimensional world, however, there is another type of particle, the anyon, which doesn't behave like either a fermion or a boson. In a two-dimensional world, two identical anyons change their wavefunction when they swap places in ways that can't happen in three-dimensional physics: ...in two dimensions, excha...
Fractional statistics
0.779929
92,862
Like so many deep ideas in physics, the topological underpinnings of anyons can be traced back to Dirac In 1977, two theoretical physicists working at the University of Oslo, Jon Magne Leinaas and Jan Myrheim, showed that the traditional classification of particles as either fermions or bosons would not apply if they w...
Fractional statistics
0.779929
92,863
The relevant part here is that the spatial rotation group SO(2) has an infinite first homotopy group. This fact is also related to the braid groups well known in knot theory. The relation can be understood when one considers the fact that in two dimensions the group of permutations of two particles is no longer the sym...
Fractional statistics
0.779929
92,864
In more than two dimensions, the spin–statistics theorem states that any multiparticle state of indistinguishable particles has to obey either Bose–Einstein or Fermi–Dirac statistics. For any d > 2, the Lie groups SO(d,1) (which generalizes the Lorentz group) and Poincaré(d,1) have Z2 as their first homotopy group. Bec...
Fractional statistics
0.779929
92,865
This is because of the social intelligence that functioning within these groups requires from the individual. Humans, while they are not the only ones, possess the cognitive and mental capacity to form systems of personal relationships and ties that extend well beyond those of the nucleus of family. The continuous proc...
Evolution of intelligence
0.779928
92,866
In 2004, psychologist Satoshi Kanazawa argued that g was a domain-specific, species-typical, information processing psychological adaptation, and in 2010, Kanazawa argued that g correlated only with performance on evolutionarily unfamiliar rather than evolutionarily familiar problems, proposing what he termed the "Sava...
Evolution of intelligence
0.779928
92,867
Revelation Space is a 2000 science fiction novel by Welsh author Alastair Reynolds. It was the first novel (but not first published work of fiction) set in Reynolds's eponymous universe. The novel reflects Reynolds's professional background: he has a PhD in astronomy and worked for many years for the European Space Age...
Revelation Space
0.779928
92,868
This is a glossary of algebraic geometry. See also glossary of commutative algebra, glossary of classical algebraic geometry, and glossary of ring theory. For the number-theoretic applications, see glossary of arithmetic and Diophantine geometry. For simplicity, a reference to the base scheme is often omitted; i.e., a ...
Artinian subscheme
0.779928
92,869
The Kodaira dimension of a normal variety X is the Kodaira dimension of its canonical sheaf. Kodaira vanishing theorem See the Kodaira vanishing theorem. Kuranishi map See Kuranishi structure.
Artinian subscheme
0.779928
92,870
Kempf vanishing theorem The Kempf vanishing theorem concerns the vanishing of higher cohomology of a flag variety. klt Abbreviation for "kawamata log terminal" Kodaira dimension 1. The Kodaira dimension (also called the Iitaka dimension) of a semi-ample line bundle L is the dimension of Proj of the section ring of L. 2...
Artinian subscheme
0.779928
92,871
Toussaint has used this book as auxiliary material in introductory computer programming courses, to provide programming tasks for the students. It is accessible to readers without much background in mathematics or music theory, and Setheres writes that it "would make a great introduction to ideas from mathematics and c...
The Geometry of Musical Rhythm
0.779928
92,872
Godfried Toussaint (1944–2019) was a Belgian–Canadian computer scientist who worked as a professor of computer science for McGill University and New York University. His main professional expertise was in computational geometry, but he was also a jazz drummer, held a long-term interest in the mathematics of music and m...
The Geometry of Musical Rhythm
0.779928
92,873
The Geometry of Musical Rhythm: What Makes a "Good" Rhythm Good? is a book on the mathematics of rhythms and drum beats. It was written by Godfried Toussaint, and published by Chapman & Hall/CRC in 2013 and in an expanded second edition in 2020. The Basic Library List Committee of the Mathematical Association of Americ...
The Geometry of Musical Rhythm
0.779928
92,874
Much pioneering radio astronomy was done with this telescope. The Molonglo Cross Telescope was used for a survey of the Southern sky with a resolution of 2.8 arc-min. The telescope's main research project was the Sydney University Molonglo Sky Survey (SUMSS), a sensitive radio imaging survey of the southern sky at 843 ...
Molonglo Observatory Synthesis Telescope
0.779926
92,875
The representative examples would be high nucleophilicities of hydroperoxide (HO2−) and hydrazine (N2H4). The effect is now well established with numerous examples and became an important concept in mechanistic chemistry and biochemistry. However, the origin of the effect is still controversial without a clear winner.
Alpha effect
0.779926
92,876
The first Symposium on Laser Physics took place from August 29 to September 5, 1971, on the campus of University of Isfahan , with the support and cooperation of Sharif University of Technology and Massachusetts Institute of Technology.Ali Javan was director of the symposium, which was sponsored by the International Un...
Symposium on Laser Physics
0.779925
92,877
Symposium on Laser Physics is an academic conference in the field of Laser Physics. SLP has been organized, once every four years since 1971.
Symposium on Laser Physics
0.779925
92,878
IWOTA has received support from many sources, including the National Science Foundation , the London Mathematical Society, the Engineering and Physical Sciences Research Council, Deutsche Forschungsgemeinschaft, Secretaría de Estado de Investigación, Desarrollo e Innovación (Spain), Australian Mathematical Sciences Ins...
International Workshop on Operator Theory and its Applications
0.77992
92,879
The Israel Gohberg ILAS-IWOTA Lecture was introduced in August 2016 and honors the legacy of Israel Gohberg, whose research crossed borders between operator theory, linear algebra, and related fields. This lecture is in collaboration with the International Linear Algebra Society (ILAS). This series of lectures will be ...
International Workshop on Operator Theory and its Applications
0.77992
92,880
International Workshop on Operator Theory and its Applications (IWOTA) was started in 1981 to bring together mathematicians and engineers working in operator theoretic side of functional analysis and its applications to related fields. These include: Differential equations and Integral equations Complex analysis and Ha...
International Workshop on Operator Theory and its Applications
0.77992
92,881
Symplectic manifolds arise from classical mechanics; in particular, they are a generalization of the phase space of a closed system. In the same way the Hamilton equations allow one to derive the time evolution of a system from a set of differential equations, the symplectic form should allow one to obtain a vector fie...
Symplectic manifold
0.779919
92,882
In molecular biology, the Small nucleolar RNA U2-19 is a non-coding RNA (ncRNA) molecule which functions in the modification of other small nuclear RNAs (snRNAs). This type of modifying RNA is usually located in the nucleolus of the eukaryotic cell which is a major site of snRNA biogenesis. It is known as a small nucle...
Small nucleolar RNA U2-19
0.779918
92,883
Ocean engineering is concerned with other structures and systems in or adjacent to the ocean, including offshore platforms, coastal structures such as piers and harbors, and other ocean systems such as ocean wave energy conversion and underwater life-support systems. This in fact makes ocean engineering a distinctive f...
Ocean engineering
0.779917
92,884
In every coastal and offshore project, environmental sustainability is an important consideration for the preservation of ocean ecosystems and natural resources. Instances in which marine engineers benefit from knowledge of environmental engineering include creation of fisheries, clean-up of oil spills, and creation of...
Ocean engineering
0.779917
92,885
Maritime universities are dedicated to teaching and training students in maritime professions. Marine engineers generally have a bachelor's degree in marine engineering, marine engineering technology, or marine systems engineering. Practical training is valued by employers alongside the bachelor's degree.
Ocean engineering
0.779917
92,886
Marine engineering is the engineering of boats, ships, submarines, and any other marine vessel. Here it is also taken to include the engineering of other ocean systems and structures – referred to in certain academic and professional circles as “ocean engineering.” Marine engineering applies a number of engineering sci...
Ocean engineering
0.779917
92,887
In mathematics, the Satake isomorphism, introduced by Ichirō Satake (1963), identifies the Hecke algebra of a reductive group over a local field with a ring of invariants of the Weyl group. The geometric Satake equivalence is a geometric version of the Satake isomorphism, proved by Ivan Mirković and Kari Vilonen (2007)...
Geometric Satake correspondence
0.779915
92,888
NeXML is an exchange standard for representing phyloinformatic data. It was inspired by the widely used Nexus file format but uses XML to produce a more robust format for rich phylogenetic data. Advantages include syntax validation, semantic annotation, and web services. The format is broadly supported and has librarie...
NeXML format
0.779913
92,889
Sonication has numerous effects, both chemical and physical. The scientific field concerned with understanding the effect of sonic waves on chemical systems is called sonochemistry. The chemical effects of ultrasound do not come from a direct interaction with molecular species. Studies have shown that no direct couplin...
Sonication
0.779913
92,890
Immunohistochemistry can also be used for a more general protein profiling, provided the availability of antibodies validated for immunohistochemistry. The Human Protein Atlas displays a map of protein expression in normal human organs and tissues. The combination of immunohistochemistry and tissue microarrays provides...
Immunohistochemical staining
0.779912
92,891
Albert Coons conceptualized and first implemented the procedure in 1941.Visualising an antibody-antigen interaction can be accomplished in a number of ways, mainly either of the following: Chromogenic immunohistochemistry (CIH), wherein an antibody is conjugated to an enzyme, such as peroxidase (the combination being t...
Immunohistochemical staining
0.779912
92,892
Immunohistochemistry (IHC) is the most common application of immunostaining. It involves the process of selectively identifying antigens (proteins) in cells of a tissue section by exploiting the principle of antibodies binding specifically to antigens in biological tissues. IHC takes its name from the roots "immuno", i...
Immunohistochemical staining
0.779912
92,893
There are commercially available immunohistochemical tests, Dako HercepTest, Leica Biosystems Oracle and Ventana Pathway.Similarly, EGFR (HER-1) is overexpressed in a variety of cancers including head and neck and colon. Immunohistochemistry is used to determine patients who may benefit from therapeutic antibodies such...
Immunohistochemical staining
0.779912
92,894
Many proteins shown to be highly upregulated in pathological states by immunohistochemistry are potential targets for therapies utilising monoclonal antibodies. Monoclonal antibodies, due to their size, are utilized against cell surface targets. Among the overexpressed targets are members of the EGFR family, transmembr...
Immunohistochemical staining
0.779912
92,895
The Blitzen was a miniaturized SIMD (single instruction, multiple data) computer system designed for NASA in the late 1980s by a team of researchers at Duke University, North Carolina State University and the Microelectronics Center of North Carolina. The Blitzen was composed of a control unit and a set of simple proce...
Blitzen (computer)
0.779912
92,896
Keratin 20, often abbreviated CK20, is a protein that in humans is encoded by the KRT20 gene.Keratin 20 is a type I cytokeratin. It is a major cellular protein of mature enterocytes and goblet cells and is specifically found in the gastric and intestinal mucosa.In immunohistochemistry, antibodies to CK20 can be used to...
Keratin 20
0.779911
92,897
Replacing the real numbers R {\displaystyle \mathbb {R} } with any commutative ring, and the algebra C ∞ ( M ) {\displaystyle C^{\infty }(M)} with any commutative algebra the above said remains meaningful, hence differential calculus can be developed for arbitrary commutative algebras. Many of these concepts are widely...
Differential calculus over commutative algebras
0.77991
92,898
More generally, a linear differential operator of order k, sending sections of a vector bundle E → M {\displaystyle E\rightarrow M} to sections of another bundle F → M {\displaystyle F\rightarrow M} is seen to be an R {\displaystyle \mathbb {R} } -linear map Δ: Γ ( E ) → Γ ( F ) {\displaystyle \Delta :\Gamma (E)\to \Ga...
Differential calculus over commutative algebras
0.77991
92,899
In mathematics the differential calculus over commutative algebras is a part of commutative algebra based on the observation that most concepts known from classical differential calculus can be formulated in purely algebraic terms. Instances of this are: The whole topological information of a smooth manifold M {\displa...
Differential calculus over commutative algebras
0.77991