id int64 39 79M | url stringlengths 31 227 | text stringlengths 6 334k | source stringlengths 1 150 ⌀ | categories listlengths 1 6 | token_count int64 3 71.8k | subcategories listlengths 0 30 |
|---|---|---|---|---|---|---|
46,266,186 | https://en.wikipedia.org/wiki/Penicillium%20isariiforme | Penicillium isariiforme is an anamorph, phototropic species of the genus of Penicillium which produce secalonic acid D and F.
References
Further reading
isariiforme
Fungi described in 1957
Fungus species | Penicillium isariiforme | [
"Biology"
] | 52 | [
"Fungi",
"Fungus species"
] |
46,266,195 | https://en.wikipedia.org/wiki/UniKey%20%28software%29 | UniKey is the most popular third-party software and input method editor (IME) for encoding Vietnamese for Windows. The core, UniKey Vietnamese Input Method, is also the engine imbedded in many Vietnamese software-based keyboards in Windows, Android, Linux, macOS and iOS. UniKey is free and the source code for the UniKe... | UniKey (software) | [
"Technology"
] | 478 | [
"Input methods",
"Natural language and computing"
] |
46,266,633 | https://en.wikipedia.org/wiki/Alliance%20of%20International%20Doctors | Alliance of International Doctors (AID, Uluslararası Doktorlar Derneği in Turkish) is an organization established by a group of volunteer doctors, pharmacists, dentists, and nurses in Istanbul in 2011. AID provides medical assistance to the people in the regions affected by disasters and poverty. The president of the o... | Alliance of International Doctors | [
"Biology"
] | 471 | [
"Vaccination-related organizations",
"Vaccination"
] |
46,266,831 | https://en.wikipedia.org/wiki/Acid%20grassland | Acid grassland is a nutrient-poor habitat characterised by grassy tussocks and bare ground.
Habitat
The vegetation is dominated by grasses and herbaceous plants, growing on soils deficient in lime (calcium). These may be found on acid sedimentary rock such as sandstone; acid igneous rock such as granite; and fluvial ... | Acid grassland | [
"Biology"
] | 250 | [
"Symbiosis",
"Grasslands",
"Ecosystems"
] |
46,266,901 | https://en.wikipedia.org/wiki/SAES%20Getters | SAES Getters S.p.A. is an Italian joint stock company, established in 1940. It is the parent company of the SAES industrial group, which focusses its business on the production of components and systems in advanced materials patented by the same company and used in various industrial and medical applications.
History
... | SAES Getters | [
"Physics",
"Engineering"
] | 3,618 | [
"Vacuum systems",
"Vacuum",
"Matter"
] |
46,267,731 | https://en.wikipedia.org/wiki/Geastrum%20britannicum | Geastrum britannicum is a fungal species in the family Geastraceae. Its recommended English name is vaulted earthstar. Like other earthstars, the basidiocarps (fruit bodies) are initially globose. Their thick outer skin splits open at maturity to expose the puffball-like spore sac surrounded by the split rays of the ou... | Geastrum britannicum | [
"Biology"
] | 313 | [
"Fungi",
"Fungus species"
] |
46,268,228 | https://en.wikipedia.org/wiki/Praktica%20IV | The Praktica IV is a 35mm SLR with M42 thread mount that was launched by Kamera-Werkstätten (KW) in 1959. The Praktica IV was based on the Praktina FX, and was actually the first Praktica to have a fixed pentaprism. It was the last model marketed by KW, before the company was bought by Pentacon.
Single-lens reflex cam... | Praktica IV | [
"Technology"
] | 98 | [
"System cameras",
"Single-lens reflex cameras"
] |
46,268,782 | https://en.wikipedia.org/wiki/Volume%20combustion%20synthesis | Volume combustion synthesis (VCS) is method of chemical synthesis in which the reactants are heated uniformly in a controlled manner until a reaction ignites throughout the volume of the reaction chamber. The VCS mode is typically used for weakly exothermic reactions that require preheating prior to ignition.
Referenc... | Volume combustion synthesis | [
"Chemistry"
] | 66 | [
"Combustion",
"nan",
"Chemical synthesis",
"Chemical reaction stubs",
"Chemical process stubs"
] |
46,271,657 | https://en.wikipedia.org/wiki/Ubiquitin-binding%20domain | Ubiquitin-binding domains (UBDs) are protein domains that recognise and bind non-covalently to ubiquitin through protein-protein interactions. As of 2019, a total of 29 types of UBDs had been identified in the human proteome. Most UBDs bind to ubiquitin only weakly, with binding affinities in the low to mid μM range. P... | Ubiquitin-binding domain | [
"Biology"
] | 554 | [
"Protein domains",
"Protein classification"
] |
46,271,961 | https://en.wikipedia.org/wiki/Svetlana%20Jitomirskaya | Svetlana Yakovlevna Jitomirskaya (born June 4, 1966) is a mathematician working on dynamical systems and mathematical physics. She is a distinguished professor of mathematics at Georgia Tech and UC Irvine. She is best known for solving the ten martini problem along with mathematician Artur Avila.
Education and career
... | Svetlana Jitomirskaya | [
"Mathematics"
] | 669 | [
"Dynamical systems theorists",
"Dynamical systems"
] |
46,272,958 | https://en.wikipedia.org/wiki/HBTU | HBTU (Hexafluorophosphate Benzotriazole Tetramethyl Uronium) is a coupling reagent used in solid phase peptide synthesis. It was introduced in 1978 and shows resistance against racemization. It is used because of its mild activating properties.
HBTU is prepared by reaction of HOBt with TCFH under basic conditions and ... | HBTU | [
"Chemistry",
"Biology"
] | 425 | [
"Reagents for biochemistry",
"Peptide coupling reagents",
"Reagents for organic chemistry"
] |
46,273,230 | https://en.wikipedia.org/wiki/Hafnium%28IV%29%20iodide | Hafnium(IV) iodide is the inorganic compound with the formula HfI4. It is a red-orange, moisture sensitive, sublimable solid that is produced by heating a mixture of hafnium with excess iodine. It is an intermediate in the crystal bar process for producing hafnium metal.
In this compound, the hafnium centers adopt o... | Hafnium(IV) iodide | [
"Chemistry"
] | 172 | [
"Inorganic compounds",
"Metal halides",
"Salts"
] |
46,273,530 | https://en.wikipedia.org/wiki/Grazoprevir | Grazoprevir is a drug approved for the treatment of hepatitis C. It was developed by Merck and completed Phase III trials, used in combination with the NS5A replication complex inhibitor elbasvir under the trade name Zepatier, either with or without ribavirin.
Grazoprevir is a second generation hepatitis C virus prote... | Grazoprevir | [
"Chemistry"
] | 577 | [
"Organic compounds",
"Macrocycles"
] |
46,273,602 | https://en.wikipedia.org/wiki/Prpl%20Foundation | The prpl Foundation is a non-profit open source software Foundation started in 2014 by Imagination Technologies and others to encourage use of the MIPS architecture (and “open to others”), through the promotion of standards and open source software, with a particular focus on equipment for data centers, networking (wit... | Prpl Foundation | [
"Technology"
] | 215 | [
"Computer science",
"Computer science organizations"
] |
46,273,664 | https://en.wikipedia.org/wiki/Library%20makerspace | A library makerspace, also named Hackerspace or Hacklab, is an area and/or service that offers library patrons an opportunity to create intellectual and physical materials using resources such as computers, 3-D printers, audio and video capture and editing tools, and traditional arts and crafts supplies. In the field o... | Library makerspace | [
"Biology"
] | 903 | [
"Creativity",
"Behavior",
"Human behavior"
] |
50,280,921 | https://en.wikipedia.org/wiki/Skinningrove%20Steelworks | Skinningrove steelworks is a steel mill in Skinningrove, North Yorkshire, England. The business was formed in 1874 as the Loftus Iron Company, after a liquidation of the company reformed in 1880 as the Skinningrove Iron Company. The works expanded from producing only pig iron to include steel production in the early 20... | Skinningrove Steelworks | [
"Chemistry"
] | 1,208 | [
"Metallurgical industry of the United Kingdom",
"Metallurgical industry by country"
] |
50,281,016 | https://en.wikipedia.org/wiki/Theory%20of%20mind%20in%20animals | Theory of mind in animals is an extension to non-human animals of the philosophical and psychological concept of theory of mind (ToM), sometimes known as mentalisation or mind-reading. It involves an inquiry into whether non-human animals have the ability to attribute mental states (such as intention, desires, pretendi... | Theory of mind in animals | [
"Biology"
] | 2,875 | [
"Behavior",
"Animals",
"Behavioural sciences",
"Zoology",
"Animal cognition",
"Ethology"
] |
50,282,077 | https://en.wikipedia.org/wiki/Drop-in%20replacement | Drop-in replacement is a term used in computer science and other fields. It refers to the ability
to replace one hardware or software component with another, without any other code or configuration
changes being required and resulting in no negative impacts. Usually, the replacement has some benefits including one or m... | Drop-in replacement | [
"Engineering"
] | 122 | [
"Software engineering",
"Software engineering stubs"
] |
50,283,685 | https://en.wikipedia.org/wiki/Amazon%20Reef | The Amazon Reef, or Amazonian Reef, is an extensive coral and sponge reef system, located in the Atlantic Ocean off the coast of French Guiana and northern Brazil. It is one of the largest known reef systems in the world, with scientists estimating its length at over , and its area as over . Publication of its discover... | Amazon Reef | [
"Biology"
] | 1,499 | [
"Biota of the Atlantic Ocean",
"Biota by sea or ocean"
] |
50,284,680 | https://en.wikipedia.org/wiki/Spacelords | Spacelords (previously known as Raiders of the Broken Planet) is an online free-to-play action-adventure video game developed and published by Spanish studio MercurySteam. It was released for Microsoft Windows, PlayStation 4 and Xbox One on September 22, 2017, and for PlayStation 5 and Xbox Series X/S in November 2020.... | Spacelords | [
"Physics"
] | 505 | [
"Asymmetrical multiplayer video games",
"Symmetry",
"Asymmetry"
] |
50,285,278 | https://en.wikipedia.org/wiki/Polycomb%20recruitment%20in%20X%20chromosome%20inactivation | X chromosome inactivation (XCI) is the phenomenon that has been selected during the evolution to balance X-linked gene dosage between XX females and XY males.
Phases
XCI is usually divided in two phases, the establishment phase when gene silencing is reversible, and maintenance phase when gene silencing becomes irre... | Polycomb recruitment in X chromosome inactivation | [
"Biology"
] | 584 | [
"Cell biology"
] |
50,285,983 | https://en.wikipedia.org/wiki/Behavior%20informatics | Behavior informatics (BI) is the informatics of behaviors so as to obtain behavior intelligence and behavior insights. BI is a research method combining science and technology, specifically in the area of engineering. The purpose of BI includes analysis of current behaviors as well as the inference of future possible b... | Behavior informatics | [
"Biology"
] | 511 | [
"Behavior",
"Behavioral concepts",
"Behavioral economics",
"Behavioural sciences",
"Behaviorism"
] |
50,286,142 | https://en.wikipedia.org/wiki/List%20of%20.NET%20libraries%20and%20frameworks | This article contains a list of libraries that can be used in .NET languages. These languages require .NET Framework, Mono, or .NET, which provide a basis for software development, platform independence, language interoperability and extensive framework libraries. Standard Libraries (including the Base Class Library) a... | List of .NET libraries and frameworks | [
"Technology"
] | 2,746 | [
"Computing-related lists",
"Lists of software",
"IT infrastructure",
"Computer libraries"
] |
50,288,657 | https://en.wikipedia.org/wiki/Quantum%20tunneling%20of%20water | The quantum tunneling of water occurs when water molecules in nanochannels exhibit quantum tunneling behavior that smears out the positions of the hydrogen atoms into a pair of correlated rings. In that state, the water molecules become delocalized around a ring and assume an unusual double top-like shape. At low tempe... | Quantum tunneling of water | [
"Physics",
"Chemistry",
"Materials_science"
] | 455 | [
"Quantum chemistry",
"Quantum mechanics",
"Theoretical chemistry",
" molecular",
"Condensed matter physics",
"Atomic",
"Water physics",
" and optical physics"
] |
50,288,710 | https://en.wikipedia.org/wiki/Akihiko%20Matsui%20%28economist%29 | is a Japanese economist. He is a professor at the University of Tokyo.
Biography
Matsui was born on August 28, 1962, in Tokyo, Japan. He is the nephew of Hideyuki Fujisawa who was a professional Go player.
He received a B.A. from University of Tokyo in 1985 and a Ph.D. from Northwestern University in 1990.
From 1990... | Akihiko Matsui (economist) | [
"Mathematics"
] | 286 | [
"Game theorists",
"Game theory"
] |
50,289,753 | https://en.wikipedia.org/wiki/Intestinal%20mucosal%20barrier | The intestinal mucosal barrier, also referred to as intestinal barrier, refers to the property of the intestinal mucosa that ensures adequate containment of undesirable luminal contents within the intestine while preserving the ability to absorb nutrients. The separation it provides between the body and the gut prevent... | Intestinal mucosal barrier | [
"Biology"
] | 2,485 | [
"Digestive system",
"Organ systems"
] |
50,290,641 | https://en.wikipedia.org/wiki/Julia%20Hsu | Julia Wan-Ping Hsu is an American materials scientist. In her research, she uses scanning probe microscopy to study the nanostructure, optics, and photoelectric properties of thin films and crystal surfaces, with particular application to solar cells, and has used nanotransfer printing to make electrical connections to... | Julia Hsu | [
"Materials_science",
"Technology"
] | 559 | [
"Women materials scientists and engineers",
"Materials scientists and engineers",
"Women in science and technology"
] |
50,292,266 | https://en.wikipedia.org/wiki/Agent%20mining | Agent mining is an interdisciplinary area that synergizes multiagent systems with data mining and machine learning.
The interaction and integration between multiagent systems and data mining have a long history. The very early work on agent mining focused on agent-based knowledge discovery, agent-based distributed dat... | Agent mining | [
"Technology"
] | 132 | [
"Information systems",
"Distributed artificial intelligence"
] |
50,292,452 | https://en.wikipedia.org/wiki/PTS-GFL%20superfamily | The phosphotransferases system (PTS-GFL) superfamily is a superfamily of phosphotransferase enzymes that facilitate the transport of glucose, glucitol (G), fructose (F) and lactose (L). Classification has been established through phylogenic analysis and bioinformatics.
The bacterial phosphoenolpyruvate:sugar phosphotr... | PTS-GFL superfamily | [
"Biology"
] | 517 | [
"Protein superfamilies",
"Protein classification",
"Membrane proteins"
] |
50,294,874 | https://en.wikipedia.org/wiki/Dorkovo%20Museum | Dorkovo Museum in Dorkovo, Bulgaria, established in 2013 in a domed wooden structure, has a display of fossils collected from the Pliocene geological epoch of about five million years ago around the village of Dorkovo, a life-size model of a gomphothere, related to elephants, and a diorama.
History
During 1983 a team... | Dorkovo Museum | [
"Biology"
] | 470 | [
"Evolutionary biology"
] |
58,903,431 | https://en.wikipedia.org/wiki/Jean-Bernard%20Zuber | Jean-Bernard Zuber is a French theoretical physicist.
Education
Zuber studied at the École polytechnique from 1966 to 1968 and then as a CNRS researcher at the theoretical physics department of the Nuclear Research Center in Saclay. In 1974, he received his doctorate from Jean Zinn-Justin at the University of Paris-S... | Jean-Bernard Zuber | [
"Physics"
] | 538 | [
"Quantum physicists",
"Quantum mechanics"
] |
58,903,443 | https://en.wikipedia.org/wiki/Ruth%20Gates | Ruth Deborah Gates (March 28, 1962 – October 25, 2018) was the Director of the Hawaiʻi Institute of Marine Biology and the first woman to be President of the International Society for Reef Studies. Her research was dedicated to understanding coral reef ecosystems, specifically coral-algal symbiosis and the capacity for... | Ruth Gates | [
"Environmental_science"
] | 1,747 | [
"American environmental scientists",
"Environmental scientists"
] |
58,904,018 | https://en.wikipedia.org/wiki/Maternal%20behavior%20in%20vertebrates | Vertebrate maternal behavior is a form of parental care that is specifically given to young animals by their mother in order to ensure the survival of the young. Parental care is a form of altruism, which means that the behaviors involved often require a sacrifice that could put their own survival at risk. This encomp... | Maternal behavior in vertebrates | [
"Biology"
] | 2,702 | [
"Behavioural sciences",
"Ethology",
"Behavior"
] |
58,904,196 | https://en.wikipedia.org/wiki/Marcey%20Waters | Marcey Lynn Waters is the Glen H. Elder Jr., Distinguished Professor of Chemistry at the University of North Carolina, Chapel Hill (UNC-CH). She is an organic chemist whose research is at the interface of chemical biology and supramolecular chemistry. Waters has received multiple awards for research, teaching, and advo... | Marcey Waters | [
"Chemistry"
] | 955 | [
"Biomolecules by chemical classification",
"Peptides",
"Molecular biology"
] |
58,904,997 | https://en.wikipedia.org/wiki/Luis%20M.%20Campos | Luis M. Campos is a Professor in the Department of Chemistry at Columbia University. Campos leads a research team focused on nanostructured materials, macromolecular systems, and single-molecule electronics.
Early life and career
Campos was born in Guadalajara, Mexico. He remained in his hometown until the age of 11,... | Luis M. Campos | [
"Chemistry"
] | 768 | [
"Organic chemists",
"American organic chemists"
] |
58,908,323 | https://en.wikipedia.org/wiki/SLOT%20buoy | A SLOT buoy (short for: "Submarine-Launched One-Way Transmitter Buoy" or "Submarine-Launched One-Way Tactical Buoy") is a buoy with an on-board radio transmitter for sending a message from a submerged submarine to the overwater world.
Purpose
The basic purpose of the SLOT buoy is to establish a line of communication... | SLOT buoy | [
"Engineering"
] | 1,101 | [
"Military communications",
"Telecommunications engineering"
] |
58,908,860 | https://en.wikipedia.org/wiki/4-Chlorobenzoic%20acid | 4-Chlorobenzoic acid is an organic compound with the molecular formula ClC6H4CO2H. It is a white solid that is soluble in some organic solvents and in aqueous base. 4-Chlorobenzoic acid is prepared by oxidation of 4-chlorotoluene.
References
Benzoic acids
4-Chlorophenyl compounds
Human drug metabolites | 4-Chlorobenzoic acid | [
"Chemistry"
] | 85 | [
"Chemicals in medicine",
"Human drug metabolites"
] |
58,909,100 | https://en.wikipedia.org/wiki/CC%20Andromedae | CC Andromedae (CC And) is a variable star in the constellation Andromeda. It is a pulsating star of the Delta Scuti type, with an apparent visual magnitude that varies between 9.19 and 9.46 with a periodicity of 3 hours.
The variability of CC Andromedae was discovered accidentally, by Olin Eggen on October 22, 1952, w... | CC Andromedae | [
"Astronomy"
] | 231 | [
"Andromeda (constellation)",
"Constellations"
] |
58,909,225 | https://en.wikipedia.org/wiki/Abano%20Mineral%20Lake%20Natural%20Monument | Abano Mineral Lake Natural Monument () is a small karst lake in Kazbegi Municipality in Truso valley on the left bank of Terek River, to the east of the village Abano at 2,127 m above sea level.
Lake characteristics
The lake was created by a carbon dioxide filled underground stream flowing to the surface through carb... | Abano Mineral Lake Natural Monument | [
"Chemistry"
] | 261 | [
"Greenhouse gases",
"Carbon dioxide"
] |
58,911,236 | https://en.wikipedia.org/wiki/Barbara%20Grzybowska-%C5%9Awierkosz | Barbara Grzybowska-Świerkosz (born 1937), is a Polish chemist. She graduated from the Faculty of Mathematics, Physics and Chemistry of the Jagiellonian University in Kraków in 1959, and received a PhD from the Department of Chemistry at the University of Edinburgh in 1963. After completing a post-doctoral degree at th... | Barbara Grzybowska-Świerkosz | [
"Chemistry"
] | 651 | [
"Physical chemists"
] |
58,911,296 | https://en.wikipedia.org/wiki/Ros%20Rickaby | Rosalind Emily Majors Rickaby is a professor of biogeochemistry at the Department of Earth Sciences, University of Oxford and a Professorial Fellow at University College, Oxford. She is an Emeritus Fellow of Wolfson College, Oxford.
Education
Rickaby was educated at Berkhamsted School for Girls and Haileybury College... | Ros Rickaby | [
"Chemistry"
] | 530 | [
"Geochemists",
"Biogeochemistry",
"Biogeochemists"
] |
58,911,580 | https://en.wikipedia.org/wiki/Erika%20Mar%C3%ADn-Spiotta | Erika Marín-Spiotta is a biogeochemist and ecosystem ecologist. She is currently Professor of Geography at the University of Wisconsin-Madison. She is best-known for her research of the terrestrial carbon cycle and is an advocate for underrepresented groups in the sciences, specifically women.
Early life and education... | Erika Marín-Spiotta | [
"Chemistry"
] | 1,395 | [
"Geochemists",
"Biogeochemistry",
"Biogeochemists"
] |
58,912,409 | https://en.wikipedia.org/wiki/Mycetinis%20querceus | Mycetinis querceus (syn. Marasmius querceus) is one of the garlic-scented mushrooms formerly in the genus Marasmius. It has a reddish brown stipe, and usually grows on fallen oak leaves.
Description
The species can be described as follows:
The cap is reddish brown to pale brown, and is hygrophanous, drying to a pale... | Mycetinis querceus | [
"Biology"
] | 477 | [
"Fungi",
"Fungus species"
] |
58,912,418 | https://en.wikipedia.org/wiki/Florence%20Gschwend | Florence Gschwend is a Swiss chemical engineer and Royal Academy of Engineering Enterprise Fellow at Imperial College London. She is the founder and CEO of Lixea (formerly Chrysalix Technologies), a spin-out company that commercialises wood fractionation to enable a circular bioeconomy.
Education and early career
Gsc... | Florence Gschwend | [
"Environmental_science"
] | 642 | [
"Environmental scientists"
] |
58,914,077 | https://en.wikipedia.org/wiki/CubeSat%20UV%20Experiment | CubeSat UV Experiment (CUVE) is a space mission concept to study the atmospheric processes of the planet Venus with a small satellite. Specifically, the orbiter mission would study an enigmatic ultraviolet light absorber of unknown composition situated within the planet's uppermost cloud layer that absorbs about half t... | CubeSat UV Experiment | [
"Astronomy"
] | 843 | [
"Outer space",
"Solar System"
] |
58,917,570 | https://en.wikipedia.org/wiki/Peter%20Rona%20%28physician%29 | Peter Rona, born as Peter Rosenfeld (* 13. May 1871 in Budapest; † February or March 1945) was a Hungarian German Jewish physician and physiologist.
References
Biochemists
1871 births
1945 deaths
Academic staff of the Humboldt University of Berlin
20th-century Hungarian physicians
Physicians from Budapest
Jews execut... | Peter Rona (physician) | [
"Chemistry",
"Biology"
] | 74 | [
"Biochemistry stubs",
"Biochemists",
"Biochemistry",
"Biochemist stubs"
] |
58,918,674 | https://en.wikipedia.org/wiki/Division%20by%20infinity | In mathematics, division by infinity is division where the divisor (denominator) is ∞. In ordinary arithmetic, this does not have a well-defined meaning, since ∞ is a mathematical concept that does not correspond to a specific number, and moreover, there is no nonzero real number that, when added to itself an infinite ... | Division by infinity | [
"Mathematics",
"Technology"
] | 857 | [
"Mathematical analysis",
"Infinity",
"Mathematical objects",
"Computer arithmetic",
"Computer errors",
"Arithmetic",
"Mathematical fallacies"
] |
58,919,732 | https://en.wikipedia.org/wiki/Stephen%20Halperin | John Stephen Halperin (born 1 February 1942 in Kingston, Ontario) is a Canadian mathematician who deals with differential geometry and algebraic topology.
A son of the mathematician Israel Halperin, Stephen Halperin studied at the University of Toronto with a bachelor's degree in 1966 and a master's degree in 1967. He... | Stephen Halperin | [
"Mathematics"
] | 552 | [
"Topologists",
"Topology"
] |
58,920,534 | https://en.wikipedia.org/wiki/Mycetinis%20kallioneus | Mycetinis kallioneus (syn. Marasmius kallioneus) is a mushroom formerly in the genus Marasmius, which grows with dwarf shrubs and flowering plants in an arctic environment where the ground is covered by snow for much of the year.
Description
The species can be described as follows:
The cap is dark brown when moist an... | Mycetinis kallioneus | [
"Biology"
] | 365 | [
"Fungi",
"Fungus species"
] |
58,920,692 | https://en.wikipedia.org/wiki/CN%20Andromedae | CN Andromedae (CN And) is an eclipsing binary star in the constellation Andromeda. Its maximum apparent visual magnitude is 9.62 and drops down to a minimum of 10.2 during the main eclipse. It is classified as a Beta Lyrae variable with a period roughly of 0.4628 days.
System
The two stars in this system orbit very cl... | CN Andromedae | [
"Astronomy"
] | 298 | [
"Andromeda (constellation)",
"Constellations"
] |
51,166,891 | https://en.wikipedia.org/wiki/Popp%20%26%20Asocia%C8%9Bii | Popp & Asociații is a professional services company based in Bucharest, Romania. It provides structural design & assessment, consultancy, retrofitting design, and project management services for all aspects of the built environment either existing or new, including infrastructure works design.
General Information
Th... | Popp & Asociații | [
"Engineering"
] | 536 | [
"Structural engineering",
"Earthquake engineering",
"Engineering companies",
"Civil engineering",
"Engineering consulting firms"
] |
51,167,783 | https://en.wikipedia.org/wiki/Silicon%20nanowire | Silicon nanowires, also referred to as SiNWs, are a type of semiconductor nanowire most often formed from a silicon precursor by etching of a solid or through catalyzed growth from a vapor or liquid phase. Such nanowires have promising applications in lithium-ion batteries, thermoelectrics and sensors. Initial synthesi... | Silicon nanowire | [
"Physics",
"Materials_science",
"Engineering"
] | 1,247 | [
"Materials science",
"Materials",
"Nanoelectronics",
"Nanotechnology",
"Nanomaterials",
"Matter"
] |
51,170,495 | https://en.wikipedia.org/wiki/Regularity%20structure | Martin Hairer's theory of regularity structures provides a framework for studying a large class of subcritical parabolic stochastic partial differential equations arising from quantum field theory. The framework covers the Kardar–Parisi–Zhang equation, the equation and the parabolic Anderson model, all of which requir... | Regularity structure | [
"Physics",
"Mathematics"
] | 437 | [
"Quantum field theory",
"Mathematical analysis",
"Mathematical analysis stubs",
"Quantum mechanics",
"Statistical mechanics"
] |
51,171,186 | https://en.wikipedia.org/wiki/Doheny%20Eye%20Institute | Doheny Eye Institute (Doheny Eye or DEI) established in 1947, is a nonprofit ophthalmic research institute. The doctors and scientists of Doheny Eye Institute undertake basic and clinical research, a role known as a physician-scientist.
History
In 1944, Carrie Estelle Doheny, wife of the prominent Los Angeles oilman ... | Doheny Eye Institute | [
"Biology"
] | 760 | [
"Life sciences industry"
] |
51,171,315 | https://en.wikipedia.org/wiki/Expanded%20polyethylene | Expanded polyethylene (EPE foam) refers to foams made from polyethylene. Typically it is made from expanded pellets ('EPE bead') made with use of a blowing agent, followed by expansion into a mold in a steam chest - the process is similar to that used to make expanded polystyrene foam.
Properties
EPE foams are low den... | Expanded polyethylene | [
"Physics",
"Chemistry"
] | 616 | [
"Materials stubs",
"Foams",
"Materials",
"Matter"
] |
51,171,821 | https://en.wikipedia.org/wiki/Zapier | Zapier is an American multinational software company that provides integrations for web applications for use in automated workflows.
Overview
Zapier provides workflows that allow different web applications to be used in the same workflow. Their products focus on automating recurring tasks, such as lead management. Use... | Zapier | [
"Engineering"
] | 335 | [
"Automation software",
"Automation"
] |
51,172,323 | https://en.wikipedia.org/wiki/Gate%20checking | Gate checking refers to the practice that allows passengers to check in their bags directly at the gate. Gate checking is mostly used on small planes when there is not enough space to take on board the cabin bags of all passengers.
Some companies offer different incentives for passengers who volunteer to check their b... | Gate checking | [
"Engineering"
] | 230 | [
"Airport infrastructure",
"Aerospace engineering"
] |
51,172,382 | https://en.wikipedia.org/wiki/HIP%2057274%20d | HIP 57274 d is an exoplanet orbiting the K-type main sequence star HIP 57274 about 84.5 light-years (26 parsecs, or nearly km) from Earth in the constellation Cetus. It orbits within the outer part of its star's habitable zone, at a distance of 1.01 AU. The exoplanet was found by using the radial velocity method, from... | HIP 57274 d | [
"Astronomy"
] | 774 | [
"Ursa Major",
"Constellations"
] |
51,172,491 | https://en.wikipedia.org/wiki/Amanda%20Swart | Amanda Cecilia Swart is a South African biochemist who holds a professorship in biochemistry at Stellenbosch University. She is known for her research on rooibos, a herbal tea popular in South Africa, has been funded by the South African Rooibos Council in her research, and is frequently quoted in South African media p... | Amanda Swart | [
"Chemistry"
] | 627 | [
"Biochemists",
"Women biochemists"
] |
51,172,574 | https://en.wikipedia.org/wiki/RepRap%20Snappy | The RepRap Snappy is an open-source fused deposition modeling 3D printer, part of the RepRap project, it is the most self replicating 3D printer in the world.
The RepRap Snappy is designed to address the core goal of the RepRap project of creating a 'general-purpose self-replicating manufacturing machine'. The RepRap ... | RepRap Snappy | [
"Physics",
"Technology",
"Engineering",
"Biology"
] | 271 | [
"RepRap project",
"Machines",
"Self-replicating machines",
"Self-replication",
"Physical systems",
"3D printers",
"Industrial machinery"
] |
51,174,612 | https://en.wikipedia.org/wiki/Hygrocybe%20griseoramosa | Hygrocybe griseoramosa is a mushroom of the waxcap genus Hygrocybe. It is grey or fawn in colour, and generally grows in moist, shady conditions. A rare species, it is only found near Sydney. Also this species has been found growing in Tasmania. It was described in 2001 by the mycologist Anthony M. Young.
External lin... | Hygrocybe griseoramosa | [
"Biology"
] | 99 | [
"Fungi",
"Fungus species"
] |
51,174,837 | https://en.wikipedia.org/wiki/High-dynamic-range%20television | High-dynamic-range television (HDR-TV) is a technology that uses high dynamic range (HDR) to improve the quality of display signals. It is contrasted with the retroactively-named standard dynamic range (SDR). HDR changes the way the luminance and colors of videos and images are represented in the signal and allows brig... | High-dynamic-range television | [
"Technology",
"Engineering"
] | 6,422 | [
"Information and communications technology",
"Television technology",
"Electronic engineering",
"Display technology",
"Electrical engineering",
"High dynamic range"
] |
51,174,872 | https://en.wikipedia.org/wiki/DJI%20Osmo | The DJI Osmo (; stylized as DJI OSMO) is a line of compact camcorders manufactured by DJI. It is capable of shooting 4K UHD and 12-16 MP within a maximum of 64 GB microSD storage.
Unlike most camcorders, it incorporates a modular design, as it attaches camera gimbals to its base, which it uses to incorporate different... | DJI Osmo | [
"Engineering"
] | 745 | [
"Systems engineering",
"Design",
"Modular design"
] |
51,175,067 | https://en.wikipedia.org/wiki/C/1989%20Y2%20%28McKenzie%E2%80%93Russell%29 | Comet McKenzie–Russell, formally designated as C/1989 Y2, is a hyperbolic comet that was discovered by Australian astronomers,
Patricia McKenzie and Kenneth S. Russell on December 1989.
Discovery and observations
Robert H. McNaught reported the discovery of a new comet that Patricia McKenzie found on photographic pl... | C/1989 Y2 (McKenzie–Russell) | [
"Astronomy"
] | 160 | [
"Astronomy stubs",
"Comet stubs"
] |
51,175,373 | https://en.wikipedia.org/wiki/Mari%20Eponym%20Chronicle | The Assyrian Eponym Chronicles represent an important source for the chronology of the Ancient Near East. They are chronicles or annals, which list at least one notable event per year under the name of a ruling official.
The oldest eponym chronicle is the one compiled at Mari in the 18th century BC, covering the year... | Mari Eponym Chronicle | [
"Physics"
] | 313 | [
"Chronology",
"Physical quantities",
"Time",
"Time stubs",
"Spacetime"
] |
51,175,399 | https://en.wikipedia.org/wiki/LevLandlig | LevLandlig (Norwegian: Living in the Countryside) is a Norwegian monthly lifestyle magazine with a special emphasis on country life. The magazine is one of the few European publications about country living, which is primarily an American and British genre. It also covers interior design.
Overview
The magazine was lau... | LevLandlig | [
"Engineering"
] | 203 | [
"Design magazines",
"Design"
] |
51,175,572 | https://en.wikipedia.org/wiki/Kai%20Simons | Kai Simons is a Finnish professor of biochemistry and cell biology and physician, living and working in Germany. He introduced the concept of lipid rafts, and coined the term trans-Golgi network. He is the co-founder and co-organizer of the European Molecular Biology Laboratory and European Molecular Biology Organizati... | Kai Simons | [
"Chemistry",
"Biology"
] | 1,716 | [
"Biochemistry",
"Biochemistry educators"
] |
51,176,694 | https://en.wikipedia.org/wiki/Mercedes%20Richards | Mercedes Tharam Richards (Kingston, 14 May 1955 – Hershey, 3 February 2016), née Davis, was a Jamaican astronomy and astrophysics professor. Her investigation focused on computational astrophysics, stellar astrophysics and exoplanets and brown dwarfs, and the physical dynamics of interacting binary stars systems. Howev... | Mercedes Richards | [
"Physics"
] | 1,824 | [
"Computational physicists",
"Computational physics"
] |
51,176,722 | https://en.wikipedia.org/wiki/July%202016%20Qamishli%20bombings | The July 2016 Qamishli bombings were a twin car bombing in a Rojavan-held district in the city of Qamishli, part of the al-Hasakah Governorate in Syria. The bombings killed more than 44 and more than 171 were wounded. The Islamic State of Iraq and the Levant claimed responsibility. The city of Qamishli has been the sit... | July 2016 Qamishli bombings | [
"Chemistry"
] | 435 | [
"Natural gas safety",
"Gas explosions"
] |
51,176,872 | https://en.wikipedia.org/wiki/Read%20%28Unix%29 | read is a command found on Unix and Unix-like operating systems such as Linux. It reads a line of input from standard input or a file passed as an argument to its -u flag, and assigns it to a variable. It is built into shells such as Bash.
Usage
The read command is used to take input from the user in shell scripts. I... | Read (Unix) | [
"Technology"
] | 186 | [
"IBM i Qshell commands",
"Computing commands",
"Standard Unix programs"
] |
56,953,827 | https://en.wikipedia.org/wiki/Andrew%20Hessel | Andrew Hessel is a pioneer in synthetic biology, a futurist, microbiologist and geneticist, and inventor and entrepreneur. He is a proponent of open source biology and advocates that cells are living computers and DNA is a programming language. He has been advocating for writing DNA since shortly after the original Hum... | Andrew Hessel | [
"Biology"
] | 997 | [
"Synthetic biology",
"Synthetic biologists"
] |
56,954,172 | https://en.wikipedia.org/wiki/Atominform | Atominform (Central Research and Development Institute for Management, Economics and Information of the Ministry of Nuclear Industry of the Russian Federation) was a research and development institute that existed from 1967 to 2010 in Moscow, Russian Federation.
Activities
The institute provided a range of consultanc... | Atominform | [
"Engineering"
] | 563 | [
"Nuclear research institutes",
"Nuclear organizations"
] |
56,954,282 | https://en.wikipedia.org/wiki/Alfons%20Rissberger | Alfons Rissberger (born May 25, 1948) is a German entrepreneur, business consultant, and writer.
Life
Rissberger was born in Worms, Germany, in 1948. His father was a locksmith.
He studied an apprenticeship in television technology-craftsmanship, followed by further study in Frankfurt and Darmstadt in electrical eng... | Alfons Rissberger | [
"Technology"
] | 2,398 | [
"People in information technology",
"Information technology"
] |
56,954,329 | https://en.wikipedia.org/wiki/Metallacyclopentanes | In organometallic chemistry, metallacyclopentanes are compounds with the formula LnM(CH2)4 (Ln = ligands, and M = metal). They are a type of metallacycle. Metallacyclopentanes are intermediates in some metal-catalysed reactions in homogeneous catalysis.
Synthesis
Traditionally, metallacyclopentanes are prepared by dia... | Metallacyclopentanes | [
"Chemistry"
] | 545 | [
"Organic compounds",
"Heterocyclic compounds"
] |
56,954,510 | https://en.wikipedia.org/wiki/Testia | Testia, an Airbus company, is a training, services and products provider for aerostructure testing and Non-Destructive Testing (NDT). It has been fully owned by Airbus since 2013.
Current activities
Testia (under "NDT Expert" name at that time) was launched by Aerospatiale (now Airbus) research center in 1991 as an a... | Testia | [
"Materials_science"
] | 789 | [
"Nondestructive testing",
"Materials testing"
] |
56,954,935 | https://en.wikipedia.org/wiki/NGC%202202 | NGC 2202 is an open cluster in the constellation Orion. The object was discovered in 1825 by the German-Russian astronomer Friedrich Georg Wilhelm von Struve.
See also
List of NGC objects (2001–3000)
References
External links
2202
Orion (constellation)
Open clusters | NGC 2202 | [
"Astronomy"
] | 56 | [
"Constellations",
"Orion (constellation)"
] |
56,956,044 | https://en.wikipedia.org/wiki/Petrolex | Petrolex Oil & Gas Limited is a Nigerian company and part of Petrolex Group, an African integrated energy conglomerate. The company was founded in February 2007 by Segun Adebutu, a Nigerian entrepreneur. It provides services to the oil and gas industry. It is mainly involved in the refining, storage, distribution and... | Petrolex | [
"Chemistry"
] | 749 | [
"Petroleum industry",
"Petroleum",
"Chemical process engineering"
] |
56,956,125 | https://en.wikipedia.org/wiki/Multi-homogeneous%20B%C3%A9zout%20theorem | In algebra and algebraic geometry, the multi-homogeneous Bézout theorem is a generalization to multi-homogeneous polynomials of Bézout's theorem, which counts the number of isolated common zeros of a set of homogeneous polynomials. This generalization is due to Igor Shafarevich.
Motivation
Given a polynomial equation ... | Multi-homogeneous Bézout theorem | [
"Mathematics"
] | 826 | [
"Theorems in algebra",
"Theorems about polynomials",
"Fields of abstract algebra",
"Algebraic geometry"
] |
56,956,160 | https://en.wikipedia.org/wiki/HCTU | HCTU is an amidinium coupling reagent used in peptide synthesis. It is analogous to HBTU. The HOBt moiety has a chlorine in the 6 position which improves reaction rates and the synthesis of difficult couplings HCTU and related reagents containing the 6-chloro-1-hydroxybenzotriazole moiety can be prepared by reaction w... | HCTU | [
"Chemistry",
"Biology"
] | 223 | [
"Peptide coupling reagents",
"Organic compounds",
"Reagents for organic chemistry",
"Reagents for biochemistry",
"Organic compound stubs",
"Organic chemistry stubs"
] |
56,956,288 | https://en.wikipedia.org/wiki/Huawei%20P20 | Huawei P20 and Huawei P20 Pro are Android smartphones manufactured by Huawei. Unveiled 27 March 2018, they succeed the Huawei P10 in the company's P series line.
The P20 line is distinguished primarily by its cameras, which Huawei promoted as featuring artificial intelligence technology to perform automated enhancemen... | Huawei P20 | [
"Technology"
] | 1,352 | [
"Discontinued flagship smartphones",
"Flagship smartphones"
] |
56,956,663 | https://en.wikipedia.org/wiki/Plant%20genetic%20resources | Plant genetic resources describe the variability within plants that comes from human and natural selection over millennia. Their intrinsic value mainly concerns agricultural crops (crop biodiversity).
According to the 1983 revised International Undertaking on Plant Genetic Resources for Food and Agriculture of the Foo... | Plant genetic resources | [
"Chemistry",
"Technology",
"Biology"
] | 1,592 | [
"Bioethics",
"Molecular biology",
"Genetics",
"Plants",
"Botany",
"Biodiversity",
"Ethics of science and technology",
"Plant breeding"
] |
56,956,973 | https://en.wikipedia.org/wiki/Tube%20%28passenger%20information%20system%29 | Tube (stylized TUBE), formerly called the Passenger Assist Railway Display System (PARDS), is a passenger information system currently deployed on certain lines of the Manila Light Rail Transit (LRT) and Metro Rail Transit (MRT) systems. Developed by Filipino technology companies TrackMate Business Solutions and PHAR ... | Tube (passenger information system) | [
"Technology"
] | 530 | [
"Public transport information systems",
"Information systems"
] |
56,957,657 | https://en.wikipedia.org/wiki/5%CE%B1-Dihydronorethandrolone | 5α-Dihydronorethandrolone (5α-DHNED), also known as 17α-ethyl-4,5α-dihydro-19-nortestosterone or as 17α-ethyl-5α-estran-17β-ol-3-one, is an androgen/anabolic steroid and a metabolite of norethandrolone (as well as of the prodrug ethylestrenol) formed by 5α-reductase. Analogously to nandrolone and its 5α-reduced metabol... | 5α-Dihydronorethandrolone | [
"Chemistry"
] | 256 | [
"Ketones",
"Chemicals in medicine",
"Functional groups",
"Human drug metabolites"
] |
56,957,786 | https://en.wikipedia.org/wiki/Jeanette%20Grasselli%20Brown | Jeanette Grasselli Brown (born Jeanette Gecsy; August 4, 1928) is an American analytical chemist and spectroscopist who is known for her work with Standard Oil of Ohio (now BP America) as an industrial researcher in the field of spectroscopy.
Spectroscopy is a technique used to measure the interaction of electromagnet... | Jeanette Grasselli Brown | [
"Chemistry"
] | 1,888 | [
"Analytical chemists"
] |
56,957,991 | https://en.wikipedia.org/wiki/Magnetic%20Fantasies | Magnetic Fantasies was an American gaming magazine first published in February 1981, and published by Magnetic Fantasies, edited and published by Claude Plum, Richard Koch, and Arnett Taylor. The magazine was published bimonthly and headquartered in Los Angeles, California.
Contents
Magnetic Fantasies was a publicatio... | Magnetic Fantasies | [
"Technology"
] | 187 | [
"Computing stubs",
"Computer magazine stubs"
] |
56,959,220 | https://en.wikipedia.org/wiki/Aggression%20in%20cattle | Aggression in cattle is usually a result of fear, learning, and hormonal state, however, many other factors can contribute to aggressive behaviors in cattle.
Despite the fact that bulls (uncastrated male cattle) are generally significantly more aggressive than cows, there are far more reported cases of cows attacking ... | Aggression in cattle | [
"Biology"
] | 1,605 | [
"Behavioural sciences",
"Ethology",
"Behavior"
] |
56,959,327 | https://en.wikipedia.org/wiki/Elsasser%20number | The Elsasser number, Λ, is a dimensionless number in magnetohydrodynamics that represents the ratio of magnetic forces to the Coriolis force.
where σ is the conductivity of the fluid, B is the magnetic field, ρ is the density of the fluid, and Ω is the rate of rotation of the body.
Notes
References
Dimensionless... | Elsasser number | [
"Chemistry"
] | 78 | [
"Fluid dynamics stubs",
"Fluid dynamics"
] |
56,959,498 | https://en.wikipedia.org/wiki/List%20of%20Chlorophyceae%20genera | The Chlorophyceae are a class of green algae, distinguished mainly on the basis of ultrastructural morphology. They are usually green due to the dominance of pigments chlorophyll a and chlorophyll b. The chloroplast may be discoid, plate-like, reticulate, cup-shaped, spiral or ribbon shaped, depending on the species. M... | List of Chlorophyceae genera | [
"Biology"
] | 2,255 | [
"Algae",
"Lists of algae"
] |
56,960,077 | https://en.wikipedia.org/wiki/Maria%20Skyllas-Kazacos | Maria Skyllas-Kazacos (born 1951) is an Australian chemical engineer best known for her pioneering work of the vanadium redox battery, which she created at the University of New South Wales in the 1980s. Her design used sulfuric acid electrolytes and was patented by the university. In 1999 she was appointed a Member of... | Maria Skyllas-Kazacos | [
"Chemistry"
] | 777 | [
"Chemical engineering academics",
"Chemical engineers"
] |
56,960,128 | https://en.wikipedia.org/wiki/Kristina%20H%C3%A5kansson | Kristina Håkansson is an analytical chemist known for her contribution in Fourier transform ion cyclotron resonance (FT-ICR) mass spectrometry for biomolecular identification and structural characterization.
Education
Håkansson received a M.Sc. in Molecular Biotechnology in 1996 and a Ph.D., also in Molecular Biotech... | Kristina Håkansson | [
"Physics",
"Chemistry"
] | 387 | [
"Biochemists",
"Mass spectrometry",
"Spectrum (physical sciences)",
"Mass spectrometrists"
] |
56,960,302 | https://en.wikipedia.org/wiki/K2-229b | K2-229b (previously designated EPIC 228801451.01) is an extremely hot, solid, iron-rich exoplanet in a close orbit around the active K-dwarf K2-229 in the constellation Virgo, 335 light years away from Earth.
Characteristics
Mass, radius, and temperature
K2-229b is a relatively Earth-sized planet, first identified us... | K2-229b | [
"Astronomy"
] | 1,110 | [
"Virgo (constellation)",
"Constellations"
] |
56,961,153 | https://en.wikipedia.org/wiki/Metallabenzene | The parent metallacyclobenzene has the formula LnM(CH)5. They can be viewed as derivatives of benzene wherein a CH center has been replaced by a transition metal complex. Most metallabenzenes do not feature the M(CH)5 ring itself, but, instead, some of the H atoms are replaced by other substituents.
Classification
Me... | Metallabenzene | [
"Chemistry"
] | 307 | [
"Organometallic chemistry"
] |
56,961,317 | https://en.wikipedia.org/wiki/Device%20neutrality | Device neutrality law states that the users have the right of non-discrimination of the services and apps they use, based on platform control by hardware companies.
The term device neutrality is closely connected to net neutrality, and shares a correlation. Net neutrality is a concept that ensures equal access to the ... | Device neutrality | [
"Technology"
] | 988 | [
"Computer law",
"Computing and society"
] |
56,962,191 | https://en.wikipedia.org/wiki/RU-16117 | RU-16117 is an estrogen medication which was investigated for the potential treatment of symptoms of estrogen deficiency such as hot flashes and osteoporosis in women but was never marketed. It was developed for use by mouth.
Pharmacology
Pharmacodynamics
RU-16117 is an estrogen, or an agonist of the estrogen recepto... | RU-16117 | [
"Chemistry"
] | 655 | [
"Drug safety",
"Functional groups",
"Organic compounds",
"Ethers",
"Abandoned drugs"
] |
56,962,667 | https://en.wikipedia.org/wiki/Southern%20Hydrate%20Ridge | Southern Hydrate Ridge, located about 90 km offshore Oregon Coast, is an active methane seeps site located on the southern portion of Hydrate Ridge. It extends 25 km in length and 15 km across, trending north-northeast-south-southwest at the depth of approximately 800 m. Southern Hydrate Ridge has been the site of nume... | Southern Hydrate Ridge | [
"Chemistry"
] | 1,709 | [
"Clathrates",
"Hydrates",
"Clathrate hydrates"
] |
56,962,671 | https://en.wikipedia.org/wiki/Sex-hormonal%20agent |
A sex-hormonal agent, also known as a sex-hormone receptor modulator, is a type of hormonal agent which specifically modulates the effects of sex hormones and of their biological targets, the sex hormone receptors. The sex hormones include androgens such as testosterone, estrogens such as estradiol, and progestogens ... | Sex-hormonal agent | [
"Biology"
] | 860 | [
"Behavior",
"Sexuality",
"Sex hormones"
] |
56,963,158 | https://en.wikipedia.org/wiki/Streamlining%20theory | Genomic streamlining is a theory in evolutionary biology and microbial ecology that suggests that there is a reproductive benefit to prokaryotes having a smaller genome size with less non-coding DNA and fewer non-essential genes. There is a lot of variation in prokaryotic genome size, with the smallest free-living cell... | Streamlining theory | [
"Biology"
] | 2,079 | [
"Evolutionary biology"
] |
56,963,517 | https://en.wikipedia.org/wiki/Pyribenzoxim | Pyribenzoxim, also known as LGC-40863, is a synthetic herbicide.
References
External links
Pyrimidines
Phenol ethers
Carboxylate esters
Oxime esters
Herbicides | Pyribenzoxim | [
"Biology"
] | 50 | [
"Herbicides",
"Biocides"
] |
56,963,959 | https://en.wikipedia.org/wiki/A%20Primer%20of%20Real%20Functions | A Primer of Real Functions is a revised edition of a classic Carus Monograph on the theory of functions of a real variable. It is authored by R. P. Boas, Jr and updated by his son Harold P. Boas.
References
1960 non-fiction books
Mathematics textbooks
Functions and mappings
Mathematical Association of America books | A Primer of Real Functions | [
"Mathematics"
] | 68 | [
"Mathematical objects",
"Mathematical analysis",
"Mathematical relations",
"Functions and mappings"
] |
56,965,199 | https://en.wikipedia.org/wiki/RU-2309 | RU-2309, also known as 18-methylmetribolone, δ9,11-17α,18-dimethyl-19-nortestosterone, or 17α,18-dimethylestr-4,9,11-trien-17β-ol-3-one, is a 17α-alkylated androgen/anabolic steroid (AAS) of the 19-nortestosterone group which was never marketed. It is the C18 methyl or C13β ethyl derivative of metribolone. The compound... | RU-2309 | [
"Chemistry"
] | 257 | [
"Ketones",
"Functional groups"
] |
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