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Standard normal table Cumulative (less than Z) Standard_normal_table > Table examples > Cumulative (less than Z) This table gives a probability that a statistic is less than Z (i.e. between negative infinity and Z). |
LM hash Security weaknesses LAN_Manager > Security weaknesses The hash value is sent to network servers without salting, making it susceptible to man-in-the-middle attacks such as replay the hash. Without salt, time–memory tradeoff pre-computed dictionary attacks, such as a rainbow table, are feasible. In 2003, Ophcrac... |
Kepler-22b Limits on satellites Kepler-22b > Habitability > Limits on satellites The Hunt for Exomoons with Kepler (HEK) project has studied the Kepler photometry of the planet, to find any evidence of transit timing and duration variations that may be caused by an orbiting satellite. Such variations were not found, so... |
Darboux function Darboux function Darboux's_theorem_(analysis) > Darboux function This implies in particular that the class of Darboux functions is not closed under addition. A strongly Darboux function is one for which the image of every (non-empty) open interval is the whole real line. The Conway base 13 function is ... |
Limits and colimits Summary Limit_(category_theory) In category theory, a branch of mathematics, the abstract notion of a limit captures the essential properties of universal constructions such as products, pullbacks and inverse limits. The dual notion of a colimit generalizes constructions such as disjoint unions, dir... |
Subunit vaccine Future directions Subunit_vaccine > Future directions Recombinant subunit vaccines are used in development for tuberculosis, dengue fever, soil-transmitted helminths, feline leukaemia and COVID-19.Subunit vaccines are not only considered effective for SARS-COV-2, but also as candidates for evolving immu... |
Binary matrix Logical vectors Binary_matrix > Logical vectors A reordering of the rows and columns of such a matrix can assemble all the ones into a rectangular part of the matrix.Let h be the vector of all ones. Then if v is an arbitrary logical vector, the relation R = v hT has constant rows determined by v. In the c... |
Reaction chemistry Kinetics Metal-acid_reaction > Kinetics This is particularly true for reactions involving radicals.Several theories allow calculating the reaction rates at the molecular level. This field is referred to as reaction dynamics. |
Percent sign Evolution Percentage_sign > Evolution At some point, a scribe used the abbreviation "pc" with a tiny loop or circle (depicting the ending -o used in Italian ordinals, as in primo, secondo, etc.; it is analogous to the English "-th" as in "25th"). This appears in some additional pages of a 1425 text which w... |
Person–environment fit Supplementary fit Person–environment_fit > Contributing theories > Supplementary fit Supplementary fit refers to the similarity between characteristics of a person and characteristics of the environment, or other persons within the environment. Based on compatibility that derives from similarity,... |
Microcirculation Regulation Microcirculation > Function > Regulation As a consequence, microcirculation blood flow remains constant despite changes in systemic blood pressure. This mechanism is present in all tissues and organs of the human body. |
Maclaurin series Second example Taylor_polynomials > Calculation of Taylor series > Second example + x 3 3 ! + x 4 4 ! + ⋯ {\displaystyle e^{x}=\sum _{n=0}^{\infty }{\frac {x^{n}}{n! |
Gibbs random field Statistical physics Gibbs_measure > Statistical physics If the Hamiltonian possesses a symmetry, then a unique (i.e. ergodic) Gibbs measure will necessarily be invariant under the symmetry. But in the case of multiple (i.e. nonergodic) Gibbs measures, the pure states are typically not invariant under... |
Glossary of mechanical engineering C Glossary_of_mechanical_engineering > C The individual components remain separate and distinct within the finished structure, differentiating composites from mixtures and solid solutions. Compression ratio – The static compression ratio, (symbol ε {\displaystyle \varepsilon } ), of a... |
Heads-Up Display Design factors Target_blip > Design factors The HUD image is viewable by one or both eyes, depending on technical and budget limitations in the design process. Modern expectations are that both eyes view the same image, in other words a "binocular Field of View (FOV)". Collimation – The projected image... |
Bimolecular nucleophilic substitution Nucleophile Bimolecular_nucleophilic_substitution > Factors affecting the rate of the reaction > Nucleophile Like the substrate, steric hindrance affects the nucleophile's strength. The methoxide anion, for example, is both a strong base and nucleophile because it is a methyl nucle... |
Microsoft SQL Server Data retrieval and programmability Microsoft_SQL_Server > Data retrieval and programmability While a concurrent execution is more costly in terms of total processor time, because the execution is actually split to different processors might mean it will execute faster. Once a query plan is generate... |
Information flow (information theory) Declassification Information_flow_(information_theory) > Declassification As shown previously, non-interference policy is too strict for use in most real-world applications. Therefore, several approaches to allow controlled releases of information have been devised. Such approaches... |
Hydrogen potassium ATPase Enzyme mechanism and activity Hydrogen_potassium_ATPase > Enzyme mechanism and activity The hydrogen potassium ATPase is activated indirectly by gastrin that causes ECL cells to release histamine. The histamine binds to H2 receptors on the parietal cell, activating a cAMP-dependent pathway whi... |
Bioluminescence Communication Bioluminescence > Uses in nature > Communication Communication by light emission between the zooids enables coordination of colony effort, for example in swimming where each zooid provides part of the propulsive force.Some bioluminous bacteria infect nematodes that parasitize Lepidoptera l... |
Bond-line formula Contemporary graphical conventions Skeletal_model > The skeleton > Contemporary graphical conventions Since skeletal structures were introduced in the latter half of the 19th century, their appearance has undergone considerable evolution. The graphical conventions in use today date to the 1980s. Thank... |
History of aerodynamics Developments in aviation History_of_aerodynamics > Developments in aviation Chanute's book provided a great service to those interested in aerodynamics and flying machines. With the information contained in Chanute's book, the personal assistance of Chanute himself, and research carried out in t... |
Non-exact solutions in general relativity Summary Non-exact_solutions_in_general_relativity Non-exact solutions in general relativity are solutions of Albert Einstein's field equations of general relativity which hold only approximately. These solutions are typically found by treating the gravitational field, g {\displ... |
Internet of Autonomous Things Summary Internet_of_Autonomous_Things AuT technologies share many common traits, which justify the common notation. They are all based on recent breakthroughs in the domains of (deep) machine learning and artificial intelligence. They all require extensive and prompt regulatory development... |
World lines World lines in general relativity World_lines > World lines in general relativity However, a lightcone is not necessarily inclined at 45 degrees to the time axis. However, this is an artifact of the chosen coordinate system, and reflects the coordinate freedom (diffeomorphism invariance) of general relativi... |
Succinyl coenzyme A synthetase Summary Succinyl-CoA_synthetase Succinyl coenzyme A synthetase (SCS, also known as succinyl-CoA synthetase or succinate thiokinase or succinate-CoA ligase) is an enzyme that catalyzes the reversible reaction of succinyl-CoA to succinate. The enzyme facilitates the coupling of this reactio... |
Noise-equivalent bandwidth Summary Spectral_leakage For Fourier transform purposes, sampling is modeled as a product between s(t) and a Dirac comb function. The spectrum of a product is the convolution between S(f) and another function, which inevitably creates the new frequency components. |
Protein molecule Biochemistry Cellular_protein > Biochemistry The other two dihedral angles in the peptide bond determine the local shape assumed by the protein backbone. : 31 The end with a free amino group is known as the N-terminus or amino terminus, whereas the end of the protein with a free carboxyl group is known... |
Consistent Histories Interpretation Consistent_Histories > Interpretation The consistent histories approach can be interpreted as a way of understanding which sets of classical questions can be consistently asked of a single quantum system, and which sets of questions are fundamentally inconsistent, and thus meaningles... |
Zeaxanthin epoxidase Summary Zeaxanthin_epoxidase Zeaxanthin epoxidase (EC 1.14.13.90, Zea-epoxidase) is an enzyme with systematic name zeaxanthin,NAD(P)H:oxygen oxidoreductase. This enzyme catalyses the following chemical reaction zeaxanthin + 2 NAD(P)H + 2 H+ + 2 O2 ⇌ {\displaystyle \rightleftharpoons } violaxanthin ... |
Motor coordination Intra-limb Motor_coordination > Types of Motor Coordination > Intra-limb Importantly, control strategies for goal directed movement are task-dependent. This was shown by testing two different conditions: (1) subjects moved cursor in the hand to the target and (2) subjects move their free hand to the ... |
Difference algebra Summary Difference_algebra Difference algebra is a branch of mathematics concerned with the study of difference (or functional) equations from the algebraic point of view. Difference algebra is analogous to differential algebra but concerned with difference equations rather than differential equation... |
Darier's disease Genetics Darier's_disease > Genetics Significant variability in disease severity between members of the same family carrying the same mutation was also reported by this study, suggesting that genetic modifiers contribute to the phenotypic penetrance of certain mutations.The mutation is inherited in an ... |
Vinyl polymer Production Vinyl_polymer > Production Still others (poystyrene) are produced using anionic initiators such as butyl lithium. An exception from the usual rules, polyvinyl alcohol, (CH2CHOH)n, is produced by hydrolysis of polyvinyl acetate. Vinyl alcohol is not sufficiently stable to undergo polymerization. |
Quantum indeterminism Other examples of indeterminacy Quantum_indeterminism > Measurement > Other examples of indeterminacy Quantum indeterminacy can also be illustrated in terms of a particle with a definitely measured momentum for which there must be a fundamental limit to how precisely its location can be specified.... |
Mathematical crystallography Reference literature Crystallography > Reference literature The International Tables for Crystallography is an eight-book series that outlines the standard notations for formatting, describing and testing crystals. The series contains books that covers analysis methods and the mathematical ... |
Evolution as fact and theory Theory Evolution_as_fact_and_theory > Evolution, fact and theory > Theory Species inherit traits, which are then passed on to descendants. Evolutionary biologists use systematic methods and test phylogenetic theory to observe and explain changes in and among species over time. These methods... |
Time Travel Presentism vs. eternalism Time_Travel > Philosophy > Presentism vs. eternalism "Here-now presentism" attempts to reconcile this by only acknowledging the time and space of a single point; this is unsatisfactory because objects coming and going from the "here-now" alternate between real and unreal, in additi... |
Beta adrenergic receptor kinase carboxyl-terminus Heart Failure Beta_adrenergic_receptor_kinase_carboxyl-terminus > Heart Failure Continuous stimulation of the βARs leads to the activation of βARK1 which phosphorylates βARs to decrease their response to norepinephrine and other catecholamines. βARs are downregulated as... |
Prestack Informal definition Prestack > Informal definition A statement like this is independent of choices of canonical identifications mentioned early. The essential image of F ( U ) → F ( { V i → U } ) {\displaystyle F(U)\to F(\{V_{i}\to U\})} consists precisely of effective descent data (just the definition of "eff... |
Multiprocessing Master/slave multiprocessor system Tightly_coupled_system > Key topics > Processor symmetry > Master/slave multiprocessor system In a master/slave multiprocessor system, the master CPU is in control of the computer and the slave CPU(s) performs assigned tasks. The CPUs can be completely different in ter... |
Bloom (test) Summary Bloom_(test) To perform the Bloom test on gelatin, a 6.67% gelatin solution is kept for 17–18 hours at 10 °C prior to being tested. Various gelatins are categorized as "low Bloom", "medium Bloom", or "high Bloom", but there are not universally defined specific values for these subranges. Gelatin is... |
Werner Heisenberg Other research publications Werner_Heisenberg > Other research publications — (1950). "On the stability of laminar flow". Proc. |
Cache coherency protocols (examples) Cache states Cache_coherency_protocols_(examples) > Snoopy coherency protocol > Cache states data may be stored in more than a cache but the data in memory is not updated (invalid, not clean). Only one cache is the "owner", other caches are set "Valid" (S/V/SC). On bus read request,... |
Long-acting beta-adrenoceptor agonist Ultra-LABAs Long-acting_beta_agonist > Ultra-LABAs This second medication in this combination is the synthetic inhaled corticosteroid fluticasone furoate. This product was approved by the FDA in May 2013 as once-daily inhaled therapy for the treatment of chronic obstructive pulmona... |
Model Based Design Disadvantages Model_Based_Design > Disadvantages The disadvantages of model-based design are fairly well understood this late in development lifecycle of the product and development. One major disadvantage is that the approach taken is a blanket or coverall approach to standard embedded and systems d... |
Bacterial transcription Initiation Bacterial_transcription > Initiation At this point, the holoenzyme is referred to as the closed complex because the DNA is still double stranded (connected by hydrogen bonds). Once the σ-factor binds, the remaining subunits of the polymerase attach to the site. The high concentration ... |
Blankenship–Oporowski conjecture Computational complexity Book_embedding > Properties > Computational complexity Finding the book thickness of a graph is NP-hard. This follows from the fact that finding Hamiltonian cycles in maximal planar graphs is NP-complete. In a maximal planar graph, the book thickness is two if a... |
Duplicating machines How digital duplicators work Duplicating_machines > Digital duplicators > How digital duplicators work The paper is fed to the drum, and the ink only comes through the master material where there are holes. A pressure roller presses the paper to the drum and transfers the ink to the paper to form t... |
Mathematical formulations of quantum mechanics Postulates of quantum mechanics Mathematical_formulations_of_quantum_mechanics > Postulates of quantum mechanics (It is possible, to map this Hilbert-space picture to a phase space formulation, invertibly. See below.) The following summary of the mathematical framework of ... |
Modulus of continuity Examples of use Modulus_of_continuity > Examples of use Let f: → R a continuous function. In the proof that f is Riemann integrable, one usually bounds the distance between the upper and lower Riemann sums with respect to the Riemann partition P := {t0, ..., tn} in terms of the modulus of continu... |
Dzhanibekov effect Geometric analysis Intermediate_axis_theorem > Geometric analysis During motion, both the energy and angular momentum-squared are conserved, thus we have two conserved quantities:and so for any initial condition ω ( 0 ) {\displaystyle \omega (0)} , the trajectory of ω ( t ) {\displaystyle \omega (t)}... |
Synchronous programming Summary Synchronous_programming A synchronous programming language is a computer programming language optimized for programming reactive systems. Computer systems can be sorted in three main classes: (1) transformational systems that take some inputs, process them, deliver their outputs, and ter... |
Abnormal Psychology Cognitive behavioural therapy (Ellis and Beck) Abnormal_Psychology > Therapies > Cognitive behavioural therapy (Ellis and Beck) When these expectations are not met, it will often result in maladaptive behaviors, such as depression, obsessive compulsions, and anxiety. With CBT, the goal is to change ... |
Snell's Law Explanation Angle_of_refraction > Explanation Snell's law is used to determine the direction of light rays through refractive media with varying indices of refraction. The indices of refraction of the media, labeled n 1 {\displaystyle n_{1}} , n 2 {\displaystyle n_{2}} and so on, are used to represent the f... |
Design of quasi-experiments Ethics Quasi-experimental_design > Ethics However, to simply randomize parents to spanking or not spanking categories may not be practical or ethical, because some parents may believe it is morally wrong to spank their children and refuse to participate. Some authors distinguish between a na... |
ArangoDB Main features ArangoDB > Main features Predictable performance: ArangoDB is written mainly in C++ and manages its own memory to avoid unpredictable performance arising from garbage collection. Scaling: ArangoDB provides scaling through clustering. Reliability: ArangoDB provides datacenter-to-datacenter replica... |
Liebeskind–Srogl coupling Generation 2 Liebeskind–Srogl_coupling > Mechanism > Generation 2 The mechanism for the second generation is shown below. The mechanism does not follow a traditional oxidative addition-transmetelation-reductive elimination pathway like the first generation. In parallel to studies of Cu(I)-diox... |
Phospholipase C Biological function Phospholipase_C > Biological function DAG is the substrate for the synthesis of phosphatidic acid, a regulatory molecule. IP3 is the rate-limiting substrate for the synthesis of inositol polyphosphates, which stimulate multiple protein kinases, transcription, and mRNA processing. Reg... |
History of chemistry Ramsay's discovery of the noble gases History_of_chemistry > 19th century > Late 19th century > Ramsay's discovery of the noble gases The following year, Ramsay liberated another inert gas from a mineral called cleveite; this proved to be helium, previously known only in the solar spectrum. In his ... |
Backpressure Routing Choosing the optimal commodity Backpressure_Routing > How it works > The backpressure control decisions > Choosing the optimal commodity The example suggests a symmetric relationship between neighbors (so that if 5 is a neighbor of 4, then 4 is a neighbor of 5), but this need not be the case in gen... |
SDR SDRAM Virtual channel memory (VCM) SDRAM Prefetch_buffer > Failed successors > Virtual channel memory (VCM) SDRAM Once this is performed, the DRAM array may be precharged while read commands to the channel buffer continue. To write, first the data is written to a channel buffer (typically previous initialized using... |
Recessive inheritance Dominant-negative mutations Dominant_negative > Molecular mechanisms > Dominant-negative mutations A dominant-negative mutation may arise in a human somatic cell and provide a proliferative advantage to the mutant cell, leading to its clonal expansion. For instance, a dominant-negative mutation in... |
Environmental and Resource Economics Related links Environmental_and_Resource_Economics > Related links European Association of Environmental and Resource Economists (EAERE) |
Shock (circulatory) Distributive Shock_(circulatory) > Signs and symptoms > Distributive Patients who are receiving inotropic or vasopressor agents may have a normalized blood pressure at the time that perfusion abnormalities are identified. The pathophysiology behind septic shock is as follows: 1) Systemic leukocyte a... |
Theory of solar cells Photogeneration of charge carriers Theory_of_solar_cell > Photogeneration of charge carriers When a photon hits a piece of semiconductor, one of three things can happen: The photon can pass straight through the semiconductor — this (generally) happens for lower energy photons. The photon can refle... |
Dysprosium(III) fluoride Summary DyF3 Dysprosium(III) fluoride is an inorganic compound of dysprosium with a chemical formula DyF3. |
Organizational analysis Control systems in the workplace Organizational_analysis > Performance management > Control systems in the workplace Companies encourage independence and innovation among employees in order to remain competitive, but in an effort to avoid unnecessary risk and control failures, companies must als... |
Atomic Physics Isolated atoms Atomic_Physics > Isolated atoms While modelling atoms in isolation may not seem realistic, if one considers atoms in a gas or plasma then the time-scales for atom-atom interactions are huge in comparison to the atomic processes that are generally considered. This means that the individual ... |
Tetrakis(3,5-bis(trifluoromethyl)phenyl)borate Properties Tetrakis(3,5-bis(trifluoromethyl)phenyl)borate > Properties Non-coordinating anions are anions that interact only weakly with cations, a useful property when studying highly electrophilic cations. In coordination chemistry, the term can also be used to refer to ... |
Flashsort Performance Flashsort > Performance Note that these measurements were taken in the late 1990s, when memory hierarchies were much less dependent on cacheing. Due to the in situ permutation that flashsort performs in its classification process, flashsort is not stable. If stability is required, it is possible t... |
Ehrenfest equations Limitations Ehrenfest_equations > Limitations Derivatives of Gibbs free energy are not always finite. Transitions between different magnetic states of metals can't be described by Ehrenfest equations. |
Renin stability regulatory element (REN-SRE) Summary Renin_stability_regulatory_element_(REN-SRE) The Renin stability regulatory element (REN-SRE) is a cis-acting element identified in the 3'untranslated region (3'UTR) of the renin (REN) gene. It acts to regulate the levels of renin protein produced in the cell. Renin ... |
Newtonian theory Work and energy Classical_billiard_balls > Description of the theory > Work and energy {\displaystyle \mathbf {F} =-\mathbf {\nabla } E_{\mathrm {p} }\,.} If all the forces acting on a particle are conservative, and Ep is the total potential energy (which is defined as a work of involved forces to rear... |
Mental confusion Summary Mental_confusion In medicine, confusion is the quality or state of being bewildered or unclear. The term "acute mental confusion" is often used interchangeably with delirium in the International Statistical Classification of Diseases and Related Health Problems and the Medical Subject Headings ... |
Criticism of Twitter Trending topics Twitter > Appearance and features > Curation > Trending topics A word, phrase, or topic that is mentioned at a greater rate than others is said to be a "trending topic". Trending topics become popular either through a concerted effort by users or because of an event that prompts peo... |
8-Oxoguanine Cancer, aging, infertility 8-Oxoguanine > Cancer, aging, infertility This accumulation may then lead upon replication of DNA to mutations including some that contribute to carcinogenesis. 8-oxoguanine is usually formed by the interaction of reactive oxygen species (ROS) with the guanine base in DNA under c... |
Optical metric Geometric optics and the optical metric Optical_metric > Geometric optics and the optical metric Thus, the determinant condition is insufficient to provide any information. However, the classical adjugate of a matrix M {\displaystyle M} is related to its determinant by M . a d j ( M ) = det ( M ) I {\dis... |
Phobia Amygdala Phobia > Mechanism > Limbic system > Amygdala When the fear or aggression response is initiated, the amygdala releases hormones into the body to put the human body into an "alert" state, which prepares the individual to move, run, fight, etc. This defensive "alert" state and response are known as the fi... |
Pattern-Oriented Software Architecture Summary Pattern-Oriented_Software_Architecture Pattern-Oriented Software Architecture is a series of software engineering books describing software design patterns. |
Nonlinear regression Transformation Nonlinear_regression > Linearization > Transformation These may not be desired effects. On the other hand, depending on what the largest source of error is, a nonlinear transformation may distribute the errors in a Gaussian fashion, so the choice to perform a nonlinear transformation... |
Hubble time Redshift velocity Hubble_length > Interpretation > Redshift velocity and recessional velocity > Redshift velocity The "redshift velocity" vrs is not so simply related to real velocity at larger velocities, however, and this terminology leads to confusion if interpreted as a real velocity. Next, the connecti... |
Derivative Total derivative, total differential and Jacobian matrix Ordinary_derivative > In higher dimensions > Total derivative, total differential and Jacobian matrix That is, if f is a real-valued function of a real variable, then the total derivative exists if and only if the usual derivative exists. The Jacobian ... |
Linear filter Impulse response and transfer function Linear_filter > Impulse response and transfer function A linear time-invariant (LTI) filter can be uniquely specified by its impulse response h, and the output of any filter is mathematically expressed as the convolution of the input with that impulse response. The f... |
Replication crisis Requiring smaller p-values Replication_crisis > Remedies > Statistical reform > Requiring smaller p-values Many publications require a p-value of p < 0.05 to claim statistical significance. The paper "Redefine statistical significance", signed by a large number of scientists and mathematicians, propo... |
Correlation (projective geometry) In two dimensions Correlation_(projective_geometry) > In two dimensions In the real projective plane, points and lines are dual to each other. As expressed by Coxeter, A correlation is a point-to-line and a line-to-point transformation that preserves the relation of incidence in accord... |
Cubic polynomial Summary Cubic_polynomial In mathematics, a cubic function is a function of the form f ( x ) = a x 3 + b x 2 + c x + d , {\displaystyle f(x)=ax^{3}+bx^{2}+cx+d,} that is, a polynomial function of degree three. In many texts, the coefficients a, b, c, and d are supposed to be real numbers, and the functi... |
Systemic functional linguistics Summary Systemic_functional_linguistics Language is above all a system; SFL maps the choices available in any language variety using its representation tool of a "system network". Functional signifies the proposition that language evolved under pressure of the functions that the language... |
Smoothed finite element method List of S-FEM models Smoothed_finite_element_method > List of S-FEM models Node-based Smoothed FEM (NS-FEM) Edge-based Smoothed FEM (ES-FEM) Face-based Smoothed FEM (FS-FEM) Cell-based Smoothed FEM (CS-FEM) Node/Edge-based Smoothed FEM (NS/ES-FEM) Alpha FEM method (Alpha FEM) Beta FEM met... |
Biotic stress Inducible defense responses to insect herbivores Biotic_stress > Response to stress > Inducible defense responses to insect herbivores Once detected, a signal transduction network is activated. The presence of an elicitor causes an influx of Ca2+ ions to be released in to the cytosol. |
Dongfeng missile Dongfeng 11 (CSS-7) Dongfeng_missile > Dongfeng missiles > Dongfeng 11 (CSS-7) The DF-11 (CSS-7, also M-11 for export), is a road-mobile SRBM designed by Wang Zhenhua at the Sanjiang Missile Corporation (also known as the 066 Base) in the late 1970s. Unlike previous Chinese ballistic missiles, the DF-1... |
Attentional bias Measurement paradigms Attentional_bias > Measurements > Measurement paradigms Two stimuli of difference valences are presented simultaneously for a fixed time. Then, a probe replaces one of the two stimuli, which the participants have to respond to – by classifying the probe or responding to the locati... |
Inclusive Design History Inclusive_Design > History Coleman also published the first reference to the term in 1994 with The Case for Inclusive Design, a presentation at the 12th Triennial Congress of the International Ergonomics Association. Much of this early work was inspired by an aging population and people living ... |
Magnetism Magnetism, electricity, and special relativity Magnetic_properties > Magnetism, electricity, and special relativity As a consequence of Einstein's theory of special relativity, electricity and magnetism are fundamentally interlinked. Both magnetism lacking electricity, and electricity without magnetism, are i... |
Street style Description Street_style > Description Also, he mentioned that streets tell a great deal about fashion and people, if you listen. According to him the best fashion show is coming to life every day on the streets. Street style is a viral, instant, addictive facet of fashion that has changed many of the ways... |
J. Robert Oppenheimer Scientific work J._Robert_Oppenheimer > Early career > Scientific work Years later, it was realized that the Sun was largely composed of hydrogen and that his calculations were correct.Oppenheimer made important contributions to the theory of cosmic ray showers. He also worked on the problem of fi... |
Port mapping Local port forwarding Port_mapping > Types > Local port forwarding Local port forwarding is the most common type of port forwarding. It is used to let a user connect from the local computer to another server, i.e. forward data securely from another client application running on the same computer as a Secur... |
Lumped system analysis Thermal systems Lumped-capacitance_model > Thermal systems This law simply states that the temperature of a hot (or cold) object progresses toward the temperature of its environment in a simple exponential fashion. Objects follow this law strictly only if the rate of heat conduction within them i... |
Endothelial lipase Vascular Biology Endothelial_lipase > Biological Function > Vascular Biology Data suggests that endothelial lipase inhibition should increase the plasma HDL, primarily in patients with low HDL-C levels. An increased risk of atherosclerosis is associated with low levels of HDL. Although a functional c... |
Vigesimal Europe Vigesimal > Use > Europe Twenty (ugain) is used as a base number in Welsh from numbers up to 50 (deg a deugain) and from 60 to 100 (cant), although since the 1940s a decimal counting system has come to be preferred. However, the vigesimal system exclusively is used for ordinal numbers and is still requ... |
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