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https://en.wikipedia.org/wiki/The%20Ambidextrous%20Universe | The Ambidextrous Universe is a popular science book by Martin Gardner, covering aspects of symmetry and asymmetry in human culture, science and the wider universe. It culminates in a discussion of whether nature's conservation of parity (the symmetry of mirrored quantum systems) is ever violated, which had been proven ... |
https://en.wikipedia.org/wiki/Vessel%20emergency%20codes | In addition to distress signals like Mayday and pan-pan, most vessels, especially passenger ships, use some emergency signals to alert the crew on board. In some cases, the signals may alert the passengers to danger, but, in others, the objective is to conceal the emergency from unaffected passengers so as to avoid pan... |
https://en.wikipedia.org/wiki/Acceleration%20%28human%20development%29 | Acceleration in human development process is the phenomenon which has been registered in many populations around the world. This applies equally to the growth of certain anthropometric parameters and the speed of reaching sexual maturity. These facts illustrate the results of secular changes in body height and appearan... |
https://en.wikipedia.org/wiki/Common%20integrals%20in%20quantum%20field%20theory | Common integrals in quantum field theory are all variations and generalizations of Gaussian integrals to the complex plane and to multiple dimensions. Other integrals can be approximated by versions of the Gaussian integral. Fourier integrals are also considered.
Variations on a simple Gaussian integral
Gaussian inte... |
https://en.wikipedia.org/wiki/Lexell%27s%20theorem | In spherical geometry, Lexell's theorem holds that every spherical triangle with the same surface area on a fixed base has its apex on a small circle, called Lexell's circle or Lexell's locus, passing through two points antipodal to the two base vertices.
The theorem is named for Anders Johan Lexell, who presented a p... |
https://en.wikipedia.org/wiki/Projective%20differential%20geometry | In mathematics, projective differential geometry is the study of differential geometry, from the point of view of properties of mathematical objects such as functions, diffeomorphisms, and submanifolds, that are invariant under transformations of the projective group. This is a mixture of the approaches from Riemannian... |
https://en.wikipedia.org/wiki/NSA%20Suite%20A%20Cryptography | NSA Suite A Cryptography is NSA cryptography which "contains classified algorithms that will not be released." "Suite A will be used for the protection of some categories of especially sensitive information (a small percentage of the overall national security-related information assurance market)."
Incomplete list of ... |
https://en.wikipedia.org/wiki/The%20Sixth%20Extinction%3A%20An%20Unnatural%20History | The Sixth Extinction: An Unnatural History is a 2014 non-fiction book written by Elizabeth Kolbert and published by Henry Holt and Company. The book argues that the Earth is in the midst of a modern, man-made, sixth extinction. In the book, Kolbert chronicles previous mass extinction events, and compares them to the ac... |
https://en.wikipedia.org/wiki/Shark%20agonistic%20display | Agonism is a broad term which encompasses many behaviours that result from, or are triggered by biological conflict between competing organisms. Approximately 23 shark species are capable of producing such displays when threatened by intraspecific or interspecific competitors, as an evolutionary strategy to avoid unnec... |
https://en.wikipedia.org/wiki/Scar | A scar (or scar tissue) is an area of fibrous tissue that replaces normal skin after an injury. Scars result from the biological process of wound repair in the skin, as well as in other organs, and tissues of the body. Thus, scarring is a natural part of the healing process. With the exception of very minor lesions, ev... |
https://en.wikipedia.org/wiki/OS4000 | OS4000 is a proprietary operating system introduced by GEC Computers Limited in 1977 as the successor to GEC DOS, for its range of GEC 4000 series 16-bit, and later 32-bit, minicomputers. OS4000 was developed through to late 1990s, and has been in a support-only mode since then.
History
The first operating systems fo... |
https://en.wikipedia.org/wiki/ShEx | Shape Expressions (ShEx) is a data modelling language for validating and describing a Resource Description Framework (RDF).
It was proposed at the 2012 RDF Validation Workshop as a high-level, concise language for RDF validation.
The shapes can be defined in a human-friendly compact syntax called ShExC or using any ... |
https://en.wikipedia.org/wiki/Ficus%20pumila | Ficus pumila, commonly known as the creeping fig or climbing fig, is a species of flowering plant in the mulberry family, native to East Asia (China, Japan, Vietnam) and naturalized in parts of the southeastern and south-central United States. It is also found in cultivation as a houseplant. The Latin specific epithet... |
https://en.wikipedia.org/wiki/The%20European%20%282009%20magazine%29 | The European is a German magazine published in Berlin, Germany. The magazine's name does not describe a thematic of geographic focus but alludes to the discursive tradition of European culture and politics.
History and profile
The European was first published in September 2009. Its publisher and editor-in-chief is Ale... |
https://en.wikipedia.org/wiki/Radeon%20200%20series | The Radeon 200 series is a series of graphics processors developed by AMD. These GPUs are manufactured on a 28 nm Gate-Last process through TSMC or Common Platform Alliance.
Release
The Rx 200 series was announced on September 25, 2013, at the AMD GPU14 Tech Day event. Non-disclosure agreements were lifted on October ... |
https://en.wikipedia.org/wiki/Cellulose%20acetate%20phthalate | Cellulose acetate phthalate (CAP), also known as cellacefate (INN) and cellulosi acetas phthalas, is a commonly used polymer phthalate in the formulation of pharmaceuticals, such as the enteric coating of tablets or capsules and for controlled release formulations. It is a cellulose polymer where about half of the hyd... |
https://en.wikipedia.org/wiki/Andreaea%20blyttii | Andreaea blyttii, also commonly known as Blytt's rock moss, is a moss belonging to the family Andreaeaceae, commonly known as rock moss, granite moss, or lantern moss because of this family's unique sporangium. It is part of the genus Andreaea which is known for forming dark brownish or reddish-black carpets in high e... |
https://en.wikipedia.org/wiki/NHL%20repeat | The NHL repeat, named after ncl-1, HT2A and lin-41, is an amino acid sequence found largely in a large number of eukaryotic and prokaryotic proteins. For example, the repeat is found in a variety of enzymes of the copper type II, ascorbate-dependent monooxygenase family which catalyse the C-terminus alpha-amidation of ... |
https://en.wikipedia.org/wiki/Siam%207X | The Siam 7x is an Android dual-screen smartphone which launched in December 2015 and was designed by Darius Allen. This phone was the first phone produced by CRBT Siam, and the first dual-screen phone to be marketed to American consumers.
History
Several manufacturers, including Samsung, LG and Kyocera had made attem... |
https://en.wikipedia.org/wiki/Ramaria%20araiospora | Ramaria araiospora, commonly known as the red coral, is a coral mushroom in the family Gomphaceae. First described in 1974, it is found in North America, and the Himalaya. An edible species, it is sold in local markets in Mexico.
Taxonomy
The species was first described scientifically by mycologists Currie Marr and Da... |
https://en.wikipedia.org/wiki/Spy%20pixel | Spy pixels or tracker pixels are hyperlinks to remote image files in HTML email messages that have the effect of spying on the person reading the email if the image is downloaded. They are commonly embedded in the HTML of an email as small, imperceptible, transparent graphic files. Spy pixels are commonly used in marke... |
https://en.wikipedia.org/wiki/List%20of%20human%20endocrine%20organs%20and%20actions |
Hypothalamic-pituitary axis
Hypothalamus
Pineal body (epiphysis)
Pituitary gland (hypophysis)
The pituitary gland (or hypophysis) is an endocrine gland about the size of a pea and weighing in humans. It is a protrusion off the bottom of the hypothalamus at the base of the brain, and rests in a small, bony cavity... |
https://en.wikipedia.org/wiki/Lateral%20talocalcaneal%20ligament | The lateral talocalcaneal ligament (external calcaneo-astragaloid ligament) is a ligament in the ankle. It is a short, strong fasciculus, passing from the lateral surface of the talus, immediately beneath its fibular facet to the lateral surface of the calcaneus.
It is placed in front of, but on a deeper plane than, t... |
https://en.wikipedia.org/wiki/E-patient | An e-patient is a health consumer who participates fully in his/her medical care, primarily by gathering information about medical conditions that impact them and their families, using the Internet and other digital tools. The term encompasses those who seek guidance for their own ailments and the friends and family me... |
https://en.wikipedia.org/wiki/Autonomy | In developmental psychology and moral, political, and bioethical philosophy, autonomy is the capacity to make an informed, uncoerced decision. Autonomous organizations or institutions are independent or self-governing. Autonomy can also be defined from a human resources perspective, where it denotes a (relatively high)... |
https://en.wikipedia.org/wiki/Living%20Earth%20Simulator%20Project | The Living Earth simulator is a proposed massive computer simulation system intended to simulate the interactions of all aspects of life, human economic activity, climate, and other physical processes on the planet Earth as part of the FuturICT project, in response to the European FP7 "Future and Emerging Technologies ... |
https://en.wikipedia.org/wiki/MiMedx | MiMedx Group is a biomedical company based in Marietta, Georgia, founded in 2008. It is traded on the NASDAQ as MDXG. The CEO is Tim Wright. Using tissues from birth such as the placenta, amniotic sac, and umbilical cord, MiMedx creates skin for skin grafts.
With the arrival of Wright in May 2019, the company accelerat... |
https://en.wikipedia.org/wiki/Technetium-99m | Technetium-99m (99mTc) is a metastable nuclear isomer of technetium-99 (itself an isotope of technetium), symbolized as 99mTc, that is used in tens of millions of medical diagnostic procedures annually, making it the most commonly used medical radioisotope in the world.
Technetium-99m is used as a radioactive tracer a... |
https://en.wikipedia.org/wiki/Dark%20flow | In astrophysics, dark flow is a theoretical non-random component of the peculiar velocity of galaxy clusters. The actual measured velocity is the sum of the velocity predicted by Hubble's Law plus a possible small and unexplained (or dark) velocity flowing in a common direction.
According to standard cosmological mode... |
https://en.wikipedia.org/wiki/Telalginite | Telalginite is a structured organic matter (alginite) in sapropel, composed of large discretely occurring colonial or thick-walled unicellular algae such as Botryococcus, Tasmanites and Gloeocapsomorpha prisca. Telalginite is present in large algal bodies. It fluoresce brightly in shades of yellow under blue/ultraviol... |
https://en.wikipedia.org/wiki/3-Phosphoglyceric%20acid | 3-Phosphoglyceric acid (3PG, 3-PGA, or PGA) is the conjugate acid of 3-phosphoglycerate or glycerate 3-phosphate (GP or G3P). This glycerate is a biochemically significant metabolic intermediate in both glycolysis and the Calvin-Benson cycle. The anion is often termed as PGA when referring to the Calvin-Benson cycle. ... |
https://en.wikipedia.org/wiki/MusicMaster%20%28software%29 | MusicMaster is a music scheduling software produced by A-Ware Software (aka MusicMaster, Inc. of Dallas, Texas USA) and used by radio, Internet and television stations. Their main office is located in Dallas, Texas.
History
MusicMaster was created in 1983 by Joseph Knapp, an engineer, radio programmer and on-air perso... |
https://en.wikipedia.org/wiki/National%20Interagency%20Confederation%20for%20Biological%20Research | The National Interagency Confederation for Biological Research (NICBR, pronounced "Nick Burr") is a biotechnology and biodefense partnership and collaborative environment of eight U.S. Federal government agencies at Fort Detrick, Maryland, US.
Structure
Four federal cabinet level departments are represented in the NI... |
https://en.wikipedia.org/wiki/JAD%20%28software%29 | Jad (Java Decompiler) is, , an unmaintained decompiler for the Java programming language.
Jad provides a command-line user interface to extract source code from class files.
See also
Java Decompiler
Mocha |
https://en.wikipedia.org/wiki/Bank%20switching | Bank switching is a technique used in computer design to increase the amount of usable memory beyond the amount directly addressable by the processor instructions. It can be used to configure a system differently at different times; for example, a ROM required to start a system from diskette could be switched out when ... |
https://en.wikipedia.org/wiki/Palmtop%20PC | A Palmtop PC was an approximately pocket calculator-sized, battery-powered computer compatible with the IBM Personal Computer in a horizontal clamshell design with integrated keyboard and display. It could be used like a subnotebook, but was light enough to be comfortably used handheld as well. Most Palmtop PCs were sm... |
https://en.wikipedia.org/wiki/Cap%20product | In algebraic topology the cap product is a method of adjoining a chain of degree p with a cochain of degree q, such that q ≤ p, to form a composite chain of degree p − q. It was introduced by Eduard Čech in 1936, and independently by Hassler Whitney in 1938.
Definition
Let X be a topological space and R a coefficien... |
https://en.wikipedia.org/wiki/National%20Centers%20for%20Environmental%20Information | The National Centers for Environmental Information (NCEI) is a U.S. government agency that manages one of the world’s largest archives of atmospheric, coastal, geophysical, and oceanic data. The current director is Derek Arndt.
NCEI is operated by the National Environmental Satellite, Data, and Information Service (NE... |
https://en.wikipedia.org/wiki/Slewing | Slewing is the rotation of an object around an axis, usually the z axis. An example is a radar scanning 360 degrees by slewing around the z axis. This is also common terminology in astronomy. The process of rotating a telescope to observe a different region of the sky is referred to as slewing.
The term slewing is als... |
https://en.wikipedia.org/wiki/Australian%20wormy%20chestnut | Australian wormy chestnut or firestreak is a common name for lumber of Eucalyptus obliqua, Eucalyptus sieberi and Eucalyptus fastigata grown in Victoria, southern New South Wales, and Tasmania in Australia. It is a hardwood species commonly used in flooring applications. |
https://en.wikipedia.org/wiki/Gauge%20group%20%28mathematics%29 | A gauge group is a group of gauge symmetries of the Yang–Mills gauge theory of principal connections on a principal bundle. Given a principal bundle with a structure Lie group , a gauge group is defined to be a group of its vertical automorphisms. This group is isomorphic to the group of global sections of the associ... |
https://en.wikipedia.org/wiki/Spectral%20dimension | The spectral dimension is a real-valued quantity that characterizes a spacetime geometry and topology. It characterizes a spread into space over time, e.g. a ink drop diffusing in a water glass or the evolution of a pandemic in a population. Its definition is as follow: if a phenomenon spreads as , with the time, then... |
https://en.wikipedia.org/wiki/Harmonic%20pitch%20class%20profiles | Harmonic pitch class profiles (HPCP) is a group of features that a computer program extracts from an audio signal, based on a pitch class profile—a descriptor proposed in the context of a chord recognition system. HPCP are an enhanced pitch distribution feature that are sequences of feature vectors that, to a certain e... |
https://en.wikipedia.org/wiki/Weyl%27s%20lemma%20%28Laplace%20equation%29 | In mathematics, Weyl's lemma, named after Hermann Weyl, states that every weak solution of Laplace's equation is a smooth solution. This contrasts with the wave equation, for example, which has weak solutions that are not smooth solutions. Weyl's lemma is a special case of elliptic or hypoelliptic regularity.
Stateme... |
https://en.wikipedia.org/wiki/Optical%20lattice | An optical lattice is formed by the interference of counter-propagating laser beams, creating a spatially periodic polarization pattern. The resulting periodic potential may trap neutral atoms via the Stark shift. Atoms are cooled and congregate at the potential extrema (at maxima for blue-detuned lattices, and minima ... |
https://en.wikipedia.org/wiki/Negative-feedback%20amplifier | A negative-feedback amplifier (or feedback amplifier) is an electronic amplifier that subtracts a fraction of its output from its input, so that negative feedback opposes the original signal. The applied negative feedback can improve its performance (gain stability, linearity, frequency response, step response) and re... |
https://en.wikipedia.org/wiki/Suspension%20array%20technology | Suspension array technology (or SAT) is a high throughput, large-scale, and multiplexed screening platform used in molecular biology. SAT has been widely applied to genomic and proteomic research, such as single nucleotide polymorphism (SNP) genotyping, genetic disease screening, gene expression profiling, screening dr... |
https://en.wikipedia.org/wiki/Wylie%20Dufresne | Wylie Dufresne (born 1970) is the chef and owner of Du's Donuts and the former chef and owner of the wd~50 and Alder restaurants in Manhattan. Dufresne is a leading American proponent of molecular gastronomy, the movement to incorporate science and new techniques in the preparation and presentation of food.
Early life... |
https://en.wikipedia.org/wiki/Sustentacular%20cell | A sustentacular cell is a type of cell primarily associated with structural support, they can be found in various tissues.
Sustentacular cells of the olfactory epithelium (also called supporting cells or Sertoli cells) have been shown to be involved in the phagocytosis of dead neurons, odorant transformation and xeno... |
https://en.wikipedia.org/wiki/Proof%20of%20space | Proof of space (PoS) is a type of consensus algorithm achieved by demonstrating one's legitimate interest in a service (such as sending an email) by allocating a non-trivial amount of memory or disk space to solve a challenge presented by the service provider. The concept was formulated in 2013 by Dziembowski et al. an... |
https://en.wikipedia.org/wiki/Helmholtz%E2%80%93Kohlrausch%20effect | The Helmholtz–Kohlrausch effect (after Hermann von Helmholtz and V. A. Kohlrausch) is a perceptual phenomenon wherein the intense saturation of spectral hue is perceived as part of the color's luminance. This brightness increase by saturation, which grows stronger as saturation increases, might better be called chromat... |
https://en.wikipedia.org/wiki/IEEE%20802.8 | The Fiber Optic Technical Advisory Group was to create a LAN standard for fiber optic media used in token passing computer networks like FDDI. This was part of the IEEE 802 group of standards.
The group had given up and disbanded itself and is no longer a part of IEEE standards. |
https://en.wikipedia.org/wiki/List%20of%20countries%20by%20average%20yearly%20temperature | Average yearly temperature is calculated by averaging the minimum and maximum daily temperatures in the country, averaged for the years 1961–1990, based on gridded climatologies from the Climatic Research Unit elaborated in 2011.
Data source: Mitchell, T.D., Carter, T.R., Jones, P.D., Hulme, M., New, M., 2003: A Compr... |
https://en.wikipedia.org/wiki/Theoretical%20strength%20of%20a%20solid | The theoretical strength of a solid is the maximum possible stress a perfect solid can withstand. It is often much higher than what current real materials can achieve. The lowered fracture stress is due to defects, such as interior or surface cracks. One of the goals for the study of mechanical properties of materials ... |
https://en.wikipedia.org/wiki/Field%20strength%20meter | In telecommunications, a field strength meter is an instrument that measures the electric field strength emanating from a transmitter.
The relation between the electric field and the transmitted power
In ideal free space, the electric field strength produced by a transmitter with an isotropic radiator is readily calc... |
https://en.wikipedia.org/wiki/TF1 | TF1 (; standing for Télévision Française 1) is a French commercial television network owned by TF1 Group, controlled by the Bouygues conglomerate. TF1's average market share of 24% makes it the most popular domestic network.
TF1 is part of the TF1 Group of mass media companies, which also includes the news channel LCI... |
https://en.wikipedia.org/wiki/Fitts%27s%20law | Fitts's law (often cited as Fitts' law) is a predictive model of human movement primarily used in human–computer interaction and ergonomics. The law predicts that the time required to rapidly move to a target area is a function of the ratio between the distance to the target and the width of the target. Fitts's law is ... |
https://en.wikipedia.org/wiki/Rademacher%20complexity | In computational learning theory (machine learning and theory of computation), Rademacher complexity, named after Hans Rademacher, measures richness of a class of real-valued functions with respect to a probability distribution.
Definitions
Rademacher complexity of a set
Given a set , the Rademacher complexity of A ... |
https://en.wikipedia.org/wiki/Vaccinia | Vaccinia virus (VACV or VV) is a large, complex, enveloped virus belonging to the poxvirus family. It has a linear, double-stranded DNA genome approximately 190 kbp in length, which encodes approximately 250 genes. The dimensions of the virion are roughly 360 × 270 × 250 nm, with a mass of approximately 5–10 fg. The va... |
https://en.wikipedia.org/wiki/Goldbach%27s%20conjecture | Goldbach's conjecture is one of the oldest and best-known unsolved problems in number theory and all of mathematics. It states that every even natural number greater than 2 is the sum of two prime numbers.
The conjecture has been shown to hold for all integers less than , but remains unproven despite considerable effo... |
https://en.wikipedia.org/wiki/Pectin | Pectin ( : "congealed" and "curdled") is a heteropolysaccharide, a structural acid contained in the primary lamella, in the middle lamella, and in the cell walls of terrestrial plants. The principal, chemical component of pectin is galacturonic acid (a sugar acid derived from galactose) which was isolated and described... |
https://en.wikipedia.org/wiki/DOS%20Navigator | DOS Navigator (DN) is an orthodox file manager for DOS, OS/2, and Windows.
Influence
DOS Navigator is an influential early implementation of orthodox file manager (OFM). By implementing three additional types of virtual file systems (VFS): XTree, Briefcase and list-based, DN launched a new generation of OFMs. It offe... |
https://en.wikipedia.org/wiki/%C3%82u%20C%C6%A1 | Âu Cơ (chữ Hán: 甌姬; ) was, according to the creation myth of the Vietnamese people, an immortal mountain snow goddess who married Lạc Long Quân (), and bore an egg sac that hatched a hundred children known collectively as Bách Việt, ancestors to the Vietnamese people. Âu Cơ is often honored as the mother of Vietnamese ... |
https://en.wikipedia.org/wiki/Surface%20plasmon%20resonance%20microscopy | Surface plasmon resonance microscopy (SPRM), also called surface plasmon resonance imaging (SPRI), is a label free analytical tool that combines the surface plasmon resonance of metallic surfaces with imaging of the metallic surface.
The heterogeneity of the refractive index of the metallic surface imparts high contras... |
https://en.wikipedia.org/wiki/Credential%20lag | Credential lag usually occurs for a user who is attempting to log in to a system that relies on updating its cached or otherwise saved user credentials by conferring with Active Directory or similar database.
When a user changes or resets their password, it may take some time for the third party software to retrieve t... |
https://en.wikipedia.org/wiki/Centroacinar%20cell | Centroacinar cells are spindle-shaped cells in the exocrine pancreas. They represent an extension of the intercalated duct into each pancreatic acinus. These cells are commonly known as duct cells, and secrete an aqueous bicarbonate solution under stimulation by the hormone secretin. They also secrete mucin.
The inter... |
https://en.wikipedia.org/wiki/Tasman%20Front | The Tasman Front is a relatively warm water east-flowing surface current and thermal boundary that separates the Coral Sea to the north and the Tasman Sea to the south.
Naming
The name was proposed by Denham and Crook in 1976, to describe a thermal front that extends from Australia and New Zealand between the Coral Se... |
https://en.wikipedia.org/wiki/Artificial%20skin | Artificial skin is a collagen scaffold that induces regeneration of skin in mammals such as humans. The term was used in the late 1970s and early 1980s to describe a new treatment for massive burns. It was later discovered that treatment of deep skin wounds in adult animals and humans with this scaffold induces regener... |
https://en.wikipedia.org/wiki/Renata%20Mansini | Renata Mansini (born 22 August 1968) is an Italian applied mathematician, economist, and operations researcher known for her research on problems in mathematical optimization including portfolio optimization and vehicle routing. She is a professor of operations research at the University of Brescia.
Education
Mansini ... |
https://en.wikipedia.org/wiki/Minus%20Cube | The Minus Cube (aka BLOXBOX by Piet Hein; aka Varikon Box) is a 3D mechanical variant of the n-puzzle, which was manufactured in the Soviet Union. It consists of a bonded transparent plastic box containing seven small cubes, each glued together from two U-shape parts: one white and one coloured. The length of one side... |
https://en.wikipedia.org/wiki/SAP%20BI%20Accelerator | In computing, the SAP BW Accelerator is a computer appliance - preinstalled software on predefined hardware - which is used to speed up OLAP queries. The software was initially known as the BI Accelerator.
SAP BW Accelerator includes indexes that are vertically inverted reproductions of all the data included in InfoCu... |
https://en.wikipedia.org/wiki/Macbeath%20surface | In Riemann surface theory and hyperbolic geometry, the Macbeath surface, also called Macbeath's curve or the Fricke–Macbeath curve, is the genus-7 Hurwitz surface.
The automorphism group of the Macbeath surface is the simple group PSL(2,8), consisting of 504 symmetries.
Triangle group construction
The surface's Fuch... |
https://en.wikipedia.org/wiki/WPGF-LD | WPGF-LD (channel 6) is a low-power television station in Memphis, Tennessee, United States. The station's audio channel, transmitting at 87.75 MHz (or VHF channel 6), lies within the FM band; as a result, WPGF-LD's audio channel operates as a radio station at 87.7 FM. Owned by Flinn Broadcasting, the station airs an ur... |
https://en.wikipedia.org/wiki/235%20%28number%29 | 235 (two hundred [and] thirty-five) is the integer following 234 and preceding 236.
Additionally, 235 is:
a semiprime.
a heptagonal number.
a centered triangular number.
therefore a figurate number in two ways.
palindromic in bases 4 (32234), 7 (4547), 8 (3538), 13 (15113), and 46 (5546).
a Harshad number in bases 6,... |
https://en.wikipedia.org/wiki/Heino%20Meyer-Bahlburg | Heino F. L. Meyer-Bahlburg (born 1940) is a German-born psychologist best known for his work on biology of sexual orientation, gender identity, intersexuality, and HIV.
Education and career
Meyer-Bahlburg earned his Diplom from University of Hamburg in 1966 and his Dr. rer. nat. in Psychology from University of Düsse... |
https://en.wikipedia.org/wiki/Clp%20protease%20family | In molecular biology, the CLP protease family is a family of serine peptidases belong to the MEROPS peptidase family S14 (ClpP endopeptidase family, clan SK). ClpP is an ATP-dependent protease that cleaves a number of proteins, such as casein and albumin. It exists as a heterodimer of ATP-binding regulatory A and catal... |
https://en.wikipedia.org/wiki/Henry%20Dudeney | Henry Ernest Dudeney (10 April 1857 – 23 April 1930) was an English author and mathematician who specialised in logic puzzles and mathematical games. He is known as one of the country's foremost creators of mathematical puzzles.
Early life
Dudeney was born in the village of Mayfield, East Sussex, England, one of six ... |
https://en.wikipedia.org/wiki/Biaugmented%20triangular%20prism | In geometry, the biaugmented triangular prism is one of the Johnson solids (). As the name suggests, it can be constructed by augmenting a triangular prism by attaching square pyramids () to two of its equatorial faces.
It is related to the augmented triangular prism () and the triaugmented triangular prism ().
Exter... |
https://en.wikipedia.org/wiki/Exceptional%20inverse%20image%20functor | In mathematics, more specifically sheaf theory, a branch of topology and algebraic geometry, the exceptional inverse image functor is the fourth and most sophisticated in a series of image functors for sheaves. It is needed to express Verdier duality in its most general form.
Definition
Let f: X → Y be a continuous ... |
https://en.wikipedia.org/wiki/Fr%C3%A9chet%20surface | In mathematics, a Fréchet surface is an equivalence class of parametrized surfaces in a metric space. In other words, a Fréchet surface is a way of thinking about surfaces independently of how they are "written down" (parametrized). The concept is named after the French mathematician Maurice Fréchet.
Definitions
Let ... |
https://en.wikipedia.org/wiki/Software%20design%20pattern | In software engineering, a software design pattern is a general, reusable solution to a commonly occurring problem within a given context in software design. It is not a finished design that can be transformed directly into source or machine code. Rather, it is a description or template for how to solve a problem that ... |
https://en.wikipedia.org/wiki/Ground%20pressure | Ground pressure is the pressure exerted on the ground by the tires or tracks of a motorized vehicle, and is one measure of its potential mobility, especially over soft ground. It also applies to the feet of a walking person or machine. Pressure is measured in the SI unit of pascals (Pa). Average ground pressure can b... |
https://en.wikipedia.org/wiki/263%20%28number%29 | 263 is the natural number between 262 and 264. It is also a prime number.
In mathematics
263 is
a balanced prime,
an irregular prime,
a Ramanujan prime, a Chen prime, and
a safe prime.
It is also a strictly non-palindromic number and a happy number. |
https://en.wikipedia.org/wiki/Automatic%20acoustic%20management | Automatic acoustic management (AAM) is a method for reducing acoustic emanations in AT Attachment (ATA) mass storage devices for computer data storage, such as ATA hard disk drives and ATAPI optical disc drives. AAM is an optional feature set for ATA/ATAPI devices; when a device supports AAM, the acoustic management pa... |
https://en.wikipedia.org/wiki/Common%20disease-common%20variant | The common disease-common variant (often abbreviated CD-CV) hypothesis predicts that common disease-causing alleles, or variants, will be found in all human populations which manifest a given disease. Common variants (not necessarily disease-causing) are known to exist in coding and regulatory sequences of genes. Accor... |
https://en.wikipedia.org/wiki/Stomach%20oil | Stomach oil is the light oil composed of neutral dietary lipids found in the proventriculus (fore-gut) of birds in the order Procellariiformes. All albatrosses, procellarids (gadfly petrels and shearwaters) and northern and austral storm petrels use the oil. The only Procellariiformes that do not are the diving petrels... |
https://en.wikipedia.org/wiki/Master%20of%20Quantitative%20Finance | A master's degree in quantitative finance concerns the application of mathematical methods to the solution of problems in financial economics. There are several like-titled degrees which may further focus on financial engineering, computational finance, mathematical finance, and/or financial risk management.
In genera... |
https://en.wikipedia.org/wiki/Social%20selection | Social selection is a term used with varying meanings in biology.
Joan Roughgarden proposed a hypothesis called social selection as an alternative to sexual selection. Social selection is argued to be a mode of natural selection based on reproductive transactions and a two-tiered approach to evolution and the developm... |
https://en.wikipedia.org/wiki/Bite%20force%20quotient | Bite force quotient (BFQ) is a numerical value commonly used to represent the bite force of an animal, while also taking factors like the animal's size into account.
The BFQ is calculated as the regression of the quotient of an animal's bite force in newtons divided by its body mass in kilograms. The BFQ was first ap... |
https://en.wikipedia.org/wiki/RR%20Media | RR Media was a NASDAQ listed provider of global digital media services to the broadcast industry and content owners. Its services can be divided into four main groups: global content distribution network (satellite, fiber and the internet); content management & playout; sports, news & live events; and online video serv... |
https://en.wikipedia.org/wiki/Caldithrix | Caldithrix is a genus of thermophilic and anaerobic bacteria, currently assigned to its own phylum. |
https://en.wikipedia.org/wiki/COLT%20%28software%29 | COLT (Code Orchestra Livecoding Tool) is an ActionScript and JavaScript livecoding tool by Code Orchestra, available by subscription. As of 2019 it appears to be abandoned; the last activity in GitHub was 2015, and the domain name has been purchased by spammers.
History
The first version of COLT was released in May 20... |
https://en.wikipedia.org/wiki/Campylobacter | Campylobacter is a type of bacteria that can cause a diarrhea disease in people. Its name means "curved bacteria", as the germ typically appears in a comma or "s" shape. According to its scientific classification, it is a genus of gram-negative bacteria that is motile.
The germ is common in nature and in domestic a... |
https://en.wikipedia.org/wiki/Facing%20Identification%20Mark | The Facing Identification Mark, or FIM, is a bar code designed by the United States Postal Service to assist in the automated processing of mail. The FIM is a set of vertical bars printed on the envelope or postcard near the upper edge, just to the left of the postage area (the area where the postage stamp or its equi... |
https://en.wikipedia.org/wiki/Soboleva%20modified%20hyperbolic%20tangent | The Soboleva modified hyperbolic tangent, also known as (parametric) Soboleva modified hyperbolic tangent activation function ([P]SMHTAF), is a special S-shaped function based on the hyperbolic tangent, given by
History
This function was originally proposed as "modified hyperbolic tangent" by Ukrainian scientist Elen... |
https://en.wikipedia.org/wiki/Gravitational%20energy | Gravitational energy or gravitational potential energy is the potential energy a massive object has in relation to another massive object due to gravity. It is the potential energy associated with the gravitational field, which is released (converted into kinetic energy) when the objects fall towards each other. Gravit... |
https://en.wikipedia.org/wiki/Pierolapithecus | Pierolapithecus catalaunicus is an extinct species of primate which lived around 12.5-13 million years ago during the Miocene in what is now Hostalets de Pierola, Catalonia, Spain. Some researchers believe that it is a candidate for common ancestor to the great ape clade, or is at least closer than any previous fossil ... |
https://en.wikipedia.org/wiki/Szarvas%20inscription | The Szarvas inscription refers to the inscription on a bone needle case found near Szarvas in southeastern Hungary and dating from the second half of the 8th century, the "Late Avar" period (700-791).
The needle case and its inscription
The name of the script of the Szarvas inscription
The Hungarian archeologist, his... |
https://en.wikipedia.org/wiki/List%20of%20common%20coordinate%20transformations | This is a list of some of the most commonly used coordinate transformations.
2-dimensional
Let be the standard Cartesian coordinates, and the standard polar coordinates.
To Cartesian coordinates
From polar coordinates
From log-polar coordinates
By using complex numbers , the transformation can be written as
Tha... |
https://en.wikipedia.org/wiki/Porosity | Porosity or void fraction is a measure of the void (i.e. "empty") spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%. Strictly speaking, some tests measure the "accessible void", the total amount of void space accessible from the... |
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