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barbados was estimated at 30, 000, of which about 800 were of african descent, with the remainder mainly of english descent. by 1700, there were 15, 000 free whites and 50, 000 enslaved africans. in jamaica, although the african slave population in the 1670s and 1680s never exceeded 10, 000, by 1800 it had increased to... | Slavery | wikipedia |
elicit two different categories of responses : an excitatory response, normally in the form of an action potential, and an inhibitory response. when a neuron is stimulated by an excitatory impulse, neuronal dendrites are bound by neurotransmitters which cause the cell to become permeable to a specific type of ion ; the... | Stimulus (physiology) | wikipedia |
dnaa – the protein produced by the dnaa gene ; leua− – the phenotype of a leua mutant ; ampr – the ampicillin - resistance phenotype of the β - lactamase gene bla ). = = = bacterial protein name nomenclature = = = protein names are generally the same as the gene names, but the protein names are not italicized, and the ... | Gene nomenclature | wikipedia |
or satisfaction. they can also affect how they view social situations, such as who deserves blame and responsibility. = = history = = counterfactual thinking has philosophical roots and can be traced back to early philosophers such as aristotle and plato who pondered the epistemological status of subjunctive suppositio... | Counterfactual thinking | wikipedia |
fishing activities. classic examples in lakes, piscivorous fish can dramatically reduce populations of zooplanktivorous fish, zooplanktivorous fish can dramatically alter freshwater zooplankton communities, and zooplankton grazing can in turn have large impacts on phytoplankton communities. removal of piscivorous fish ... | Population dynamics of fisheries | wikipedia |
is important. such gradients affect and regulate the hydration of the body as well as blood ph, and are critical for nerve and muscle function. various mechanisms exist in living species that keep the concentrations of different electrolytes under tight control. both muscle tissue and neurons are considered electric ti... | Electrolyte | wikipedia |
lead to the identification of all the parties involved, including by managing the following : collection, analysis and management of evidence, data and materials forensic examination of important physical locations, including the death / crime scene family liaison development of a victim profile finding, interviewing a... | Minnesota Protocol | wikipedia |
associated with the job - related well - being or simply whether the employee feels happiness during the work, other factors are also important. firstly, the health constraints such as being ill would force the employee absence from the work. secondly, social and families pressure can also influence the employee's deci... | Happiness at work | wikipedia |
. but now, the organism is dependent on that interaction that emerged by chance. a new interaction has emerged in the system, and individuals who lose that interaction will be eliminated through purifying selection. the system overall has complexified, although the outcome is the same. the rise of interdependent microb... | Black Queen hypothesis | wikipedia |
a marsquake is a quake which, much like an earthquake, is a shaking of the surface or interior of the planet mars. such quakes may occur with a shift in the planet's interior, such as the result of plate tectonics, from which most quakes on earth originate, or possibly from hotspots such as olympus mons or the tharsis ... | Marsquake | wikipedia |
##mash sites in california, indicating considerable trade with the distant site of casa diablo hot springs in the sierra nevada. obsidian tools found in mission santa clara has shown the existence of exchange networks between various tribes in california. obsidian in california comes from 5 major locations all around t... | Obsidian | wikipedia |
, cosimo i de'medici, who had become ruler of the city at the age of only 17, also decided to launch a program of aqueduct and fountain building. the city had previously gotten all its drinking water from wells and reservoirs of rain water, which meant that there was little water or water pressure to run fountains. cos... | Fountain | wikipedia |
dna in human eggs from women with mitochondrial disease into the eggs of women donors who were unaffected. in such cases, ethical questions have been raised regarding biological motherhood, since the child receives genes and gene regulatory molecules from two different women. using genetic engineering in attempts to pr... | Mitochondrial disease | wikipedia |
, lamarckism, was an influence on the soviet biologist trofim lysenko's ill - fated antagonism to mainstream genetic theory as late as the mid - 20th century. between 1835 and 1837, the zoologist edward blyth worked on the area of variation, artificial selection, and how a similar process occurs in nature. darwin ackno... | Negative selection (natural selection) | wikipedia |
c s c l ) ln ( 1 − f s ) e ( c s c l ln ( 1 − f s ) ) = ( c s c 0 ) ( 1 − f s ) ln ( 1 − f s ) { \ displaystyle \ left ( { \ frac { c _ { s } } { c _ { l } } } \ right ) \ ln ( 1 - f _ { s } ) \, e ^ { \ left ( { \ frac { c _ { s } } { c _ { l } } } \ ln ( 1 - f _ { s } ) \ right ) } = \ left ( { \ frac { c _ { s } } {... | Scheil equation | wikipedia |
and severity of rejection ), and context ( other significant others, social - situational characteristics of the larger environment ). traits that appear to be associated with good affective copers include a differentiated sense of self, a strong sense of self - determination, and the ability to depersonalize. = = = so... | Interpersonal acceptance–rejection theory | wikipedia |
##dicates ( be surprised ), negative conjunctions ( without ), comparatives and superlatives, too - phrases, negative predicates ( unlikely ), some subjunctive complements, some disjunctions, imperatives, and others ( finally, only ). given that many of these environments are not strictly downward entailing, alternativ... | Polarity item | wikipedia |
logical grammar or rational grammar is a term used in the history and philosophy of linguistics to refer to certain linguistic and grammatical theories that were prominent until the early 19th century and later influenced 20th - century linguistic thought. these theories were developed by scholars and philosophers who ... | Logical grammar | wikipedia |
a very small hole in the plasma membrane of the cell. since the microelectrode has fluid with a high h + concentration inside, relative to the outside of the electrode, there is a potential created due to the ph discrepancy between the inside and outside of the electrode. from this voltage difference, and a predetermin... | Intracellular pH | wikipedia |
in fluid dynamics, hicks equation, sometimes also referred as bragg – hawthorne equation or squire – long equation, is a partial differential equation that describes the distribution of stream function for axisymmetric inviscid fluid, named after william mitchinson hicks, who derived it first in 1898. the equation was ... | Hicks equation | wikipedia |
relations. = = approaches in social sciences = = = = = social science = = = the social sciences in general have moved increasingly toward including quantitative frameworks for assessing causality. much of this has been described as a means of providing greater rigor to social science methodology. political science was ... | Causal inference | wikipedia |
the global model ; lack of access to global training data makes it harder to identify unwanted biases entering the training e. g. age, gender, sexual orientation ; partial or total loss of model updates due to node failures affecting the global model ; lack of annotations or labels on the client side. heterogeneity bet... | Federated learning | wikipedia |
. 2022 : establishment of bone marrow transplant ( bmt ) unit. 2022 : establishment of linear accelerator 4 halcyon - e = = patient care at bmchrc = = bmchrc provides comprehensive cancer care to patients. the specialities include surgical oncology neuro onco surgery ortho oncology plastic & reconstructive surgery medi... | Bhagwan Mahaveer Cancer Hospital and Research Centre | wikipedia |
##me'was defined with its current meaning by tettelin et al. in 2005 ; it derives'pan'from the greek word παν, meaning'whole'or'everything ', while the genome is a commonly used term to describe an organism's complete genetic material. tettelin et al. applied the term specifically to bacteria, whose pangenome " include... | Pan-genome | wikipedia |
for space heating. an stes can also be used for summer cooling by storing the cold of winter underground. to cope with fluctuations in demand, zero energy buildings are frequently connected to the electricity grid, export electricity to the grid when there is a surplus, and drawing electricity when not enough electrici... | Zero-energy building | wikipedia |
outlet from the vessel. as the level rises the controller acts to open the valve to draw off liquid to reduce the level. similarly as the levels fall the controller acts to close the lcv to reduce outflow of fluid. some vessels store liquid until it is pumped out. the controller ( lic ) acts to start and stop the pump ... | Instrumentation in petrochemical industries | wikipedia |
). these reads undergo quality control checkpoints using tools to assess sequence read quality, read trimming and host depletion to prepare the viral sequences for assembly and alignment. reference - guided de novo assembly is the most popular method for genome assembly in virome analysis. sequencing reads are assemble... | Virome analysis | wikipedia |
of atlantic squid ( loligo pealei ), and were among the first applications of the " voltage clamp " technique. today, most microelectrodes used for intracellular recording are glass micropipettes, with a tip diameter of < 1 micrometre, and a resistance of several megohms. the micropipettes are filled with a solution th... | Electrophysiology | wikipedia |
design = = = by the turn of the 20th century, amateur advisors and publications were increasingly challenging the monopoly that the large retail companies had on interior design. english feminist author mary haweis wrote a series of widely read essays in the 1880s in which she derided the eagerness with which aspiring ... | Interior design | wikipedia |
- k option to sort on a certain column. for example, use " - k 2 " to sort on the second column. in old versions of sort, the + 1 option made the program sort on the second column of data ( + 2 for the third, etc. ). this usage is deprecated. = = = sort on multiple fields = = = the - k m, n option lets you sort on a ke... | Sort (Unix) | wikipedia |
its values. nevertheless, simply to call these anthropological films would, while true, be a little like calling things fall apart [ by chinua achebe ] an anthropological novel. they are a major contribution to our screen culture, and deserve to be seen well beyond the confines of the discipline. " lucien castaing - ta... | The Doon School Quintet | wikipedia |
##exus, lumbosacral plexus, vertebral neuroforamina, base of skull, cranium, and pelvic bones. = = = = intracranial metastasis = = = = there are three types of intracranial metastasis : brain metastasis, dural metastasis, and leptomeningeal metastasis. brain metastasis can be single or multiple and involve any portion ... | Neuro-oncology | wikipedia |
the abc conjecture ( also known as the oesterle – masser conjecture ) is a conjecture in number theory that arose out of a discussion of joseph oesterle and david masser in 1985. it is stated in terms of three positive integers a, b { \ displaystyle a, b } and c { \ displaystyle c } ( hence the name ) that are relative... | Abc conjecture | wikipedia |
formerly cold water. chown, marcus ( june 2006 ). " why water freezes faster after heating ". new scientist. conover, emily ( 2017 ). " debate heats up over claims that hot water sometimes freezes faster than cold ". science news. 191 ( 2 ) : 14. retrieved 2 april 2018. dorsey, n. ernest ( 1948 ). " the freezing of sup... | Mpemba effect | wikipedia |
system involved in word formation. pragmatics is the study of the relationship between linguistic forms and speakers of the language, it also incorporates how speech is used to serve different functions. pragmatics can be defined as the ability to communicate one's feelings and desires to others. children's development... | Child development | wikipedia |
acid sequence : a frameshift mutation is caused by insertion or deletion of a number of nucleotides that is not evenly divisible by three from a dna sequence. due to the triplet nature of gene expression by codons, the insertion or deletion can disrupt the reading frame, or the grouping of the codons, resulting in a co... | Mutation | wikipedia |
" grouping can often be supported by experimental crosses in which only certain pairs of species will produce hybrids. " the examples given below may support both uses of the term " species group. " often, such complexes do not become evident until a new species is introduced into the system, which breaks down existing... | Species complex | wikipedia |
= the field k = q [ x ] / ( x 6 − 2 ) = q ( θ ) { \ displaystyle k = \ mathbb { q } [ x ] / ( x ^ { 6 } - 2 ) = \ mathbb { q } ( \ theta ) } for θ = ζ 2 6 { \ displaystyle \ theta = \ zeta { \ sqrt [ { 6 } ] { 2 } } } where ζ { \ displaystyle \ zeta } is a fixed 6th root of unity, provides a rich example for constructi... | Algebraic number field | wikipedia |
ten thousand robots but will increase them to a million robots over a three - year period. lawyers have speculated that an increased prevalence of robots in the workplace could lead to the need to improve redundancy laws. kevin j. delaney said " robots are taking human jobs. but bill gates believes that governments sho... | Cobot | wikipedia |
two physical systems are in thermal equilibrium if there is no net flow of thermal energy between them when they are connected by a path permeable to heat. thermal equilibrium obeys the zeroth law of thermodynamics. a system is said to be in thermal equilibrium with itself if the temperature within the system is spatia... | Thermal equilibrium | wikipedia |
, caroline, macdonald confirmed, with up to 20 or so more possible ). other potential hotspots are the result of shallow mantle material surfacing in areas of lithospheric break - up caused by tension and are thus a very different type of volcanism. estimates for the number of hotspots postulated to be fed by mantle pl... | Hotspot (geology) | wikipedia |
bioenvironmental engineers ( bees ) within the united states air force ( usaf ) blend the understanding of fundamental engineering principles with a broad preventive medicine mission to identify, evaluate and recommend controls for hazards that could harm usaf airmen, employees, and their families. the information from... | Bioenvironmental Engineering | wikipedia |
in neuroscience, long - term potentiation ( ltp ) is a persistent strengthening of synapses based on recent patterns of activity. these are patterns of synaptic activity that produce a long - lasting increase in signal transmission between two neurons. the opposite of ltp is long - term depression, which produces a lon... | Early long-term potentiation | wikipedia |
this construction establishes a categorical equivalence between lattice - ordered abelian groups with strong unit and mv - algebras. an effect algebra that is lattice - ordered and has the riesz decomposition property is an mv - algebra. conversely, any mv - algebra is a lattice - ordered effect algebra with the riesz ... | MV-algebra | wikipedia |
duhkha and presents an alternative one immediately after it, namely : duh - stha "'standing badly,'unsteady, disquieted ( lit. and fig. ) ; uneasy ", and so on. this form is also attested, and makes much better sense as the opposite of the rig veda sense of sukha, which monier - williams gives in full. = = = translatio... | Pain of paying | wikipedia |
cells to produce ige antibodies, which in turn stimulate mast cells to release histamine, serotonin, and leukotriene to cause broncho - constriction, intestinal peristalsis, gastric fluid acidification to expel helminths. il - 5 from cd4 t cells will activate eosinophils to attack helminths. il - 10 suppresses th1 cell... | T helper cell | wikipedia |
that have to be solved by the project are defined. the current and desired situations are analysed, and goals for the project are decided upon. in this phase, it is important to consider the needs of all parties, such as future users and their management. often, their expectations clash, causing problems later during d... | Cap Gemini SDM | wikipedia |
example, let f ( z ) = sin ( π z ) { \ displaystyle f ( z ) = \ sin ( \ pi z ) }. then one says that sin ( π z ) { \ displaystyle \ sin ( \ pi z ) } is of exponential type π { \ displaystyle \ pi }, since π { \ displaystyle \ pi } is the smallest number that bounds the growth of sin ( π z ) { \ displaystyle \ sin ( \ p... | Exponential type | wikipedia |
nephrotoxicity and neurotoxicity. the small size ( < 100 nm ) and large surface area of functionalized nanomagnets offer advantages properties compared to hemoperfusion, which is a clinically used technique for the purification of blood and is based on surface adsorption. these advantages include high loading capacity,... | Nanomedicine | wikipedia |
early detection of children with developmental - behavioral delays and disabilities is essential to ensure that the benefits of early intervention are maximized. = = background = = early intervention has been proven to help prevent school failure, reduce the need for expensive special education services, is associated ... | Developmental-behavioral surveillance and screening | wikipedia |
. in 2022, apple announced that a portion of the iphone 14 would be manufactured in tamil nadu, india, as a response to china's " zero - covid " policy that has negatively affected global supply chains for many industries. apple has stated that they plan to shift 25 % of iphone production to india by 2025. = = hardware... | Icophone | wikipedia |
science book : the ghosts of evolution : nonsensical fruit, missing partners, and other ecological anachronisms. in shaping the book's title, barlow drew upon a 1992 essay by paul s. martin titled " the last entire earth ". martin had written : in the shadows along the trail i keep an eye out for the ghosts, the beasts... | Evolutionary anachronism | wikipedia |
one - on - one time with clients, dangerous materials, or impromptu appointments may not work well for a parent with children at home. thus, not all professions lend themselves to work - at - home parenting. without good organization, the wahp may experience decreased productivity due to added responsibilities and unex... | Work at home parent | wikipedia |
##bouchure = = = the water must be " blown " into the hydraulophone by way of a pump which can be hand - operated, wind - operated, water - powered, or electric. unlike woodwind instruments in which there is one mouthpiece at the entrance to the flute chamber, hydraulophones have mouthpieces at every exit port from the... | Hydraulophone | wikipedia |
level of need in the hierarchy is safety, which could be interpreted to mean adequate housing or living in a safe neighborhood. the next three levels in maslow's theory relate to intellectual and psycho - emotional needs : love and belonging, esteem ( which refers to competence and mastery ), and finally the highest or... | Work motivation | wikipedia |
a recognized functional safety standard. in europe, that standard is iec en 61508, or one of the industry specific standards derived from iec en 61508, or for simple systems some other standard like iso 13849. verification that the system meets the assigned sil, asil, pl or agpl by determining the probability of danger... | Functional safety | wikipedia |
information and information systems against unauthorized access, use, disclosure, disruption, modification, or destruction, ensuring confidentiality, integrity, and availability. title iii of fisma 2002 tasked nist with developing information security and risk management standards, guidelines, and requirements. the rmf... | Risk Management Framework | wikipedia |
##line the structure determination process, resulted in an array of technical advances. several methods developed during psi - 1 enhanced expression of recombinant proteins in systems like escherichia coli, pichia pastoris and insect cell lines. new streamlined approaches to cell cloning, expression and protein purific... | Protein Structure Initiative | wikipedia |
probability, embedded in a verbal description of a judgement problem, and demonstrated that people's intuitive judgement deviated from the rule. the " linda problem " below gives an example. the deviation is then explained by a heuristic. this research, called the heuristics - and - biases program, challenged the idea ... | Heuristic (psychology) | wikipedia |
from seawater becoming heated after seeping through cracks to places where hot magma is close to the seabed. the under - water hot springs may gush forth at temperatures of over 340 °c ( 640 °f ) and support unique communities of organisms in their immediate vicinity. the basis for this teeming life is chemosynthesis, ... | Habitat | wikipedia |
, 6, 1, 1, 1, 1, 1, 11, 1,... ] quotients convergents sm / half ey decimal sm / full ey named cycle 5 ; 5 / 1 = 5 pentalunex 1 6 / 1 = 6 12 / 1 semester 6 41 / 7 = 5. 857142857 hepton 1 47 / 8 = 5. 875 47 / 4 octon 1 88 / 15 = 5. 866666667 tzolkinex 1 135 / 23 = 5. 869565217 tritos 1 223 / 38 = 5. 868421053 223 / 19 sa... | Periodicity of solar eclipses | wikipedia |
macroeconomics is a branch of economics that deals with the performance, structure, behavior, and decision - making of an economy as a whole. this includes regional, national, and global economies. macroeconomists study topics such as output / gdp ( gross domestic product ) and national income, unemployment ( including... | Macroeconomics | wikipedia |
to f ( x ) + f ( y ). = = relative to a topology = = continuous function : in which preimages of open sets are open. nowhere continuous function : is not continuous at any point of its domain ; for example, the dirichlet function. homeomorphism : is a bijective function that is also continuous, and whose inverse is con... | List of types of functions | wikipedia |
john joseph hopfield ( born july 15, 1933 ) is an american physicist and emeritus professor of princeton university, most widely known for his study of associative neural networks in 1982. he is known for the development of the hopfield network. previous to its invention, research in artificial intelligence ( ai ) was ... | Hopfield dielectric | wikipedia |
selfing now defined the carry - over gene - drift inbreeding arising from the previous cycle. the new version is : : 166 f x t = f t − 1 + δ f ( 1 + f t − 2 − 2 f t − 1 ) { \ displaystyle f _ { { \ mathsf { x } } _ { t } } = f _ { t - 1 } + \ delta f \ left ( 1 + f _ { t - 2 } - 2f _ { t - 1 } \ right ) }. the graphs t... | Quantitative genetics | wikipedia |
more than one elementary particle bound together. the elementary particles of the standard model are : six " flavors " of quarks : up, down, strange, charm, bottom, and top ; six types of leptons : electron, electron neutrino, muon, muon neutrino, tau, tau neutrino ; twelve gauge bosons ( force carriers ) : the photon ... | Subatomic particle | wikipedia |
the lack of many calculation examples in the text made this issue worse. another issue raised was the book's usage of cgs units rather than si units. the review continues, stating that " despite the criticism, this text is very beautifully written and gives a well - structured and clear insight into the topic " and " c... | Electricity and Magnetism (book) | wikipedia |
been contributed to by all n participants ( ending with its owner ) and each participant has contributed to n keys ( ending with their own ). however, this requires that every participant perform n modular exponentiations. by choosing a more desirable order, and relying on the fact that keys can be duplicated, it is po... | Diffie–Hellman key exchange | wikipedia |
not well understood ; it is known that on graphs containing a single loop it converges in most cases, but the probabilities obtained might be incorrect. several sufficient ( but not necessary ) conditions for convergence of loopy belief propagation to a unique fixed point exist. there exist graphs which will fail to co... | Belief propagation | wikipedia |
r } } }, r ′ { \ displaystyle { \ mathfrak { r } }'}, and r ″ { \ displaystyle { \ mathfrak { r } }'' } be its cosets. taking the periods ( sums of roots of unity ) corresponding to these cosets applied to exp ( 2πi / p ), he notes that these periods have a multiplication table that is accessible to calculation. produc... | Weil conjectures | wikipedia |
} is chosen so that if the number of bits known to eve is less than this, privacy amplification can be used to reduce eve's knowledge of the key to an arbitrarily small amount at the cost of reducing the length of the key. = = = e91 protocol : artur ekert ( 1991 ) = = = artur ekert's scheme uses entangled pairs of phot... | Quantum key distribution | wikipedia |
of the tree increases overall. the procedures are differentiated on the basis of their approach in the tree ( top - down or bottom - up ). = = = bottom - up pruning = = = these procedures start at the last node in the tree ( the lowest point ). following recursively upwards, they determine the relevance of each individ... | Decision tree pruning | wikipedia |
these vital nutrients, the body lacks the defense mechanisms to resist infections. at the same time, hiv lowers the body's ability to intake essential nutrients. hiv infection can affect the production of hormones that interfere with the metabolism of carbohydrates, proteins, and fats. in the united states, 11. 1 perce... | Diseases of poverty | wikipedia |
according to fundamental analysis. in a 2012 book, investor jack schwager argues the emh is " right for the wrong reasons ". he agrees it is " very difficult " to consistently beat average market returns, but contends it's not due to how information is distributed more or less instantly to all market participants. info... | Efficient-market hypothesis | wikipedia |
mathbf { x } } } = { \ begin { bmatrix } { \ frac { \ partial y } { \ partial x _ { 11 } } } & { \ frac { \ partial y } { \ partial x _ { 21 } } } & \ cdots & { \ frac { \ partial y } { \ partial x _ { p1 } } } \ \ { \ frac { \ partial y } { \ partial x _ { 12 } } } & { \ frac { \ partial y } { \ partial x _ { 22 } } }... | Matrix calculus | wikipedia |
drinking bird. in 1881 israel l. landis got a patent for a similar oscillating motor. a year later ( 1882 ), the iske brothers got a patent for a similar motor. unlike the drinking bird, the lower tank was heated and the upper tank just air - cooled in this engine. other than that, it used the same principle. the iske ... | Drinking bird | wikipedia |
x ^ { 2 } + y ^ { 2 } + x ^ { 2 } y ^ { 2 } } } ) \ over { \ sqrt { x ^ { 2 } + y ^ { 2 } } } { \ sqrt { 2 ( x ^ { 2 } + y ^ { 2 } + x ^ { 2 } y ^ { 2 } ) } } } & { x ( y ^ { 2 } + i { \ sqrt { x ^ { 2 } + y ^ { 2 } + x ^ { 2 } y ^ { 2 } } } ) \ over { \ sqrt { x ^ { 2 } + y ^ { 2 } } } { \ sqrt { 2 ( x ^ { 2 } + y ^ {... | CP violation | wikipedia |
of 12 original books, is a collection of written entries that have been comprised to preserve appalachian culture. inside these books, readers can find a variety of recipes, how - tos, and descriptions of what it was like to live in rural appalachia before technology was widely adopted. these books have been viewed as ... | Folk healer | wikipedia |
complex ( like in 2 dimensions ) 2 - component ( like in 4 dimensions ) spinors, which follows from the isomorphism sl ( 2, c { \ displaystyle \ mathbb { c } } ) spin ( 3, 1 ). = = see also = = = = notes = = = = references = = = = works cited = = brauer, richard ; weyl, hermann ( 1935 ). " spinors in n dimensions ". am... | Spinor | wikipedia |
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