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Longer titles found: Fermat's theorem (stationary points) (view)

searching for Stationary point 77 found (131 total)

Fundamentals of Stack Gas Dispersion (375 words) [view diff] exact match in snippet view article find links to article

pollution dispersion modeling of continuous, buoyant pollution plumes from stationary point sources. The first edition was published in 1979. The current fourth

Eden's conjecture (530 words) [view diff] exact match in snippet view article find links to article

local Lyapunov dimensions on the global attractor is achieved on a stationary point or an unstable periodic orbit embedded into the attractor. The validity

Sparsity-of-effects principle (170 words) [view diff] exact match in snippet view article find links to article

principle is only valid on the assumption of a factor space far from a stationary point.[further explanation needed] Occam's Razor Pareto principle Wu, C.

Point process (4,595 words) [view diff] exact match in snippet view article find links to article

\xi } for all x ∈ R d . {\displaystyle x\in \mathbb {R} ^{d}.} For a stationary point process, the mean measure E ξ ( ⋅ ) = λ ‖ ⋅ ‖ {\displaystyle E\xi (\cdot

Campbell's theorem (probability) (2,128 words) [view diff] exact match in snippet view article

N}f(x)\right]=\int _{{\textbf {R}}^{d}}f(x)\lambda (x)\,dx} For a stationary point process N {\displaystyle N} with constant density λ > 0 {\displaystyle

Linear stability (764 words) [view diff] exact match in snippet view article find links to article

\lambda =1} . The solutions to this equation grow exponentially; the stationary point x = 0 is linearly unstable. To derive the linearization at x = 1, one

Picard–Lindelöf theorem (3,392 words) [view diff] exact match in snippet view article find links to article

equations for y(t). Both differential equations will possess a single stationary point y = 0. First, the homogeneous linear equation ⁠dy/dt⁠ = ay ( a < 0

Gynocentrism (1,372 words) [view diff] exact match in snippet view article find links to article

translated as sharp point, sting (of bees and wasps), point of a spear and stationary point of a pair of compasses, with the meaning centre of a circle related

Energy minimization (3,076 words) [view diff] exact match in snippet view article find links to article

to zero and the position on the potential energy surface (PES) is a stationary point (described later). The collection of atoms might be a single molecule

Poisson distribution (11,206 words) [view diff] exact match in snippet view article find links to article

_{i=1}^{n}k_{i}\right){\frac {1}{\lambda }}=0.\!} Solving for λ gives a stationary point. λ = ∑ i = 1 n k i n {\displaystyle \lambda ={\frac {\sum _{i=1}^{n}k_{i}}{n}}}

Craig Chester (astronomer) (2,066 words) [view diff] exact match in snippet view article

Star of Bethlehem was a real historical event, and that Jupiter's "stationary point" during apparent retrograde motion could explain the Star's "stopping"

Trilateration (1,261 words) [view diff] exact match in snippet view article find links to article

multilateration) is a method to determine the location of a movable vehicle or stationary point in space using multiple ranges (distances) between the vehicle/point

Method of steepest descent (5,057 words) [view diff] exact match in snippet view article find links to article

one deforms a contour integral in the complex plane to pass near a stationary point (saddle point), in roughly the direction of steepest descent or stationary

Lagrangian mechanics (14,505 words) [view diff] exact match in snippet view article find links to article

the action functional of the system derived from L must remain at a stationary point (a maximum, minimum, or saddle) throughout the time evolution of the

Pattern search (optimization) (613 words) [view diff] exact match in snippet view article

M. (1999). "Convergence of the Nelder–Mead simplex method to a non-stationary point". SIAM J. Optim. 9: 148–158. CiteSeerX 10.1.1.52.3900. doi:10.1137/S1052623496303482

François Baccelli (668 words) [view diff] exact match in snippet view article find links to article

interests are in stochastic geometry in high dimension, in the theory of stationary point processes, and in the mathematics of unimodular random graphs. Baccelli

Kalman's conjecture (626 words) [view diff] exact match in snippet view article find links to article

conjecture is that the system is stable in the large (i.e. a unique stationary point is a global attractor) if all linear systems with f(e) = ke, k ∈ (k1

Spatial descriptive statistics (781 words) [view diff] exact match in snippet view article find links to article

JSTOR 1931034. Ripley, B.D. (1976). "The second-order analysis of stationary point processes". Journal of Applied Probability. 13 (2): 255–266. doi:10

Legendre transformation (8,887 words) [view diff] exact match in snippet view article find links to article

first derivative x* − 2cx and second derivative −2c; there is one stationary point at x = x*/2c, which is always a maximum. Thus, I* = R and f ∗ ( x ∗

List of atmospheric dispersion models (6,008 words) [view diff] exact match in snippet view article find links to article

dispersion model used to determine ground-level concentrations from tall stationary point source emissions near a shoreline. SLAB – A model for denser-than-air

Maya astronomy (7,007 words) [view diff] exact match in snippet view article find links to article

Bahlam II coincide with the departure of Jupiter from its secondary stationary point. He also showed that close conjunctions of Jupiter, Saturn and/or Mars

Evolutionary game theory (7,089 words) [view diff] exact match in snippet view article find links to article

change to determine an ESS, or by solving equations for the stable stationary point conditions which define an ESS. For example, in the hawk dove game

True-range multilateration (4,382 words) [view diff] exact match in snippet view article find links to article

multilateration) is a method to determine the location of a movable vehicle or stationary point in space using multiple ranges (distances) between the vehicle/point

Oxirene (320 words) [view diff] exact match in snippet view article find links to article

functional theory for the prediction of the nature of the oxirene stationary point". Journal of Molecular Structure: THEOCHEM. 629 (1–3): 263–270. doi:10

Strip photography (3,042 words) [view diff] exact match in snippet view article find links to article

in the output is inverse to speed in the input. In the extreme, a stationary point in one strip in the input becomes a stripe across a single frame in

Monkey saddle (429 words) [view diff] exact match in snippet view article find links to article

every direction of the xy-plane. In contrast, the monkey saddle has a stationary point of inflection in every direction. Peckham, S.D. (2011) Monkey, starfish

Sub-orbital spaceflight (3,659 words) [view diff] exact match in snippet view article find links to article

1 km/s to put a craft into a 300-kilometer high orbit starting from a stationary point like the South Pole. The theoretical minimum can be up to 0.46 km/s

Gaussian units (2,621 words) [view diff] exact match in snippet view article find links to article

conversion factors from Table 1 above. For example, the electric field of a stationary point charge has the ISQ formula E I = q I 4 π ε 0 r 2 r ^ , {\displaystyle

Sitting volleyball (1,385 words) [view diff] no match in snippet view article find links to article

between two or more opposing players that forces the ball to become stationary. Point is replayed. Kill – To smash the ball overarm into the opponent's

Aizerman's conjecture (690 words) [view diff] exact match in snippet view article find links to article

Aizerman's conjecture is that the system is stable in large (i.e. unique stationary point is global attractor) if all linear systems with f(e)=ke, k ∈(k1,k2)

Generalized least squares (2,846 words) [view diff] exact match in snippet view article find links to article

^{-1}\mathbf {y} ,} which is a quadratic programming problem. The stationary point of the objective function occurs when 2 X T Ω − 1 X b − 2 X T Ω − 1

Levelling (2,175 words) [view diff] exact match in snippet view article find links to article

which is preferred when levelling "out" to a number of points from one stationary point. This is done by using a total station, or any other instrument to

Classical mechanics (5,831 words) [view diff] exact match in snippet view article find links to article

functional of the system derived from L {\textstyle L} must remain at a stationary point (a maximum, minimum, or saddle) throughout the time evolution of the

Gauss's law (3,810 words) [view diff] exact match in snippet view article find links to article

Outline of proof Coulomb's law states that the electric field due to a stationary point charge is: E ( r ) = q 4 π ε 0 e r r 2 {\displaystyle \mathbf {E} (\mathbf

Vector field (4,072 words) [view diff] exact match in snippet view article find links to article

the initial point p {\displaystyle p} . If p {\displaystyle p} is a stationary point of V {\displaystyle V} (i.e., the vector field is equal to the zero

Ecological stability (2,731 words) [view diff] exact match in snippet view article find links to article

point. On the other hand, if a small perturbation is magnified, the stationary point is considered unstable. In the sense of perturbation amplitude, local

Leaving group (2,532 words) [view diff] exact match in snippet view article find links to article

intermediates B and C has become lower in energy than B, which is no longer a stationary point on the potential energy surface for the reaction. Because only one

Compressible flow (3,811 words) [view diff] exact match in snippet view article find links to article

phenomena occur. To illustrate these changes, the next figure shows a stationary point (M = 0) that emits symmetric sound waves. The speed of sound is the

Coulomb's law (6,645 words) [view diff] exact match in snippet view article find links to article

Outline of proof Coulomb's law states that the electric field due to a stationary point charge is: E ( r ) = q 4 π ε 0 e r r 2 {\displaystyle \mathbf {E} (\mathbf

AP 42 Compilation of Air Pollutant Emission Factors (752 words) [view diff] exact match in snippet view article find links to article

fourth edition was split into two volumes: Volume I has since included stationary point and area source emission factors, and Volume II includes mobile source

Car–Parrinello molecular dynamics (2,222 words) [view diff] exact match in snippet view article find links to article

Kronecker delta. The equations of motion are obtained by finding the stationary point of the Lagrangian under variations of ψi and RI, with the orthogonality

Electric-field screening (2,262 words) [view diff] exact match in snippet view article find links to article

electrostatic screening, due to Peter Debye and Erich Hückel, dealt with a stationary point charge embedded in a fluid. Consider a fluid of electrons in a background

Rade Tovladijac (285 words) [view diff] exact match in snippet view article find links to article

Belgrade with project "Celestial City – Orbital Station in Lagrange stationary point – L5." He debuted in Yugoslav comics industry in 1983, as member of

Spanish prepositions (2,448 words) [view diff] exact match in snippet view article find links to article

Madrid." Llegaron a Madrid. = "They arrived in Madrid." It indicates a stationary point on a quantitative scale, as in telling time (but usually not a spatial

Donald Liebenberg (570 words) [view diff] exact match in snippet view article find links to article

maximum duration for totality during the third millennium for any stationary point or observer on the Earth's surface is approximately seven and a half

Match moving (2,914 words) [view diff] exact match in snippet view article find links to article

XYj is a non-empty, hopefully small, set centering on a theoretical stationary point xyz . In other words, imagine a black point floating in a white void

Derivation of the Schwarzschild solution (3,711 words) [view diff] exact match in snippet view article find links to article

derived using the known physics for a circular orbit and a temporarily stationary point mass. Start with the metric with coefficients that are unknown coefficients

ZSU-23-4 Shilka (5,991 words) [view diff] no match in snippet view article find links to article

armed with 14.5 mm heavy machine guns carried on a towed mount for stationary, point air defence had a much higher rate of fire. The 23 mm version of this

Star of Bethlehem (7,562 words) [view diff] exact match in snippet view article find links to article

needed][unreliable source?] Since planets in their orbits have a "stationary point", a planet moves eastward through the stars but, "As it approaches

Hamiltonian mechanics (9,287 words) [view diff] exact match in snippet view article find links to article

{\mathcal {P}}(a,b,{\boldsymbol {x}}_{a},{\boldsymbol {x}}_{b})} is a stationary point of S {\displaystyle {\mathcal {S}}} (and hence is an equation of motion)

Centripetal force (8,010 words) [view diff] exact match in snippet view article find links to article

the motion from the observer's frame of reference, that is, from a stationary point of view. In other words, although the local coordinate system moves

David Jones (painter) (4,185 words) [view diff] exact match in snippet view article

The dramatic landscape of Capel-y-ffin liberated him from fixed, stationary point of view. Having drawn maps during World War I, he reverted to thin-line

Heaviside–Lorentz units (2,242 words) [view diff] exact match in snippet view article find links to article

{G}}q_{2}^{\textsf {G}}}{r^{2}}}\mathbf {\hat {r}} } Electric field of stationary point charge E SI = 1 4 π ε 0 q SI r 2 r ^ {\displaystyle \mathbf {E} ^{\textsf

External floating roof tank (447 words) [view diff] case mismatch in snippet view article find links to article

& Gas industry Compilation of Air Pollutant Emission Factors, Volume 1: Stationary Point and Area Sources. Chapter 7. Chapter 7: Liquid Storage Tanks

Swell (ocean) (2,772 words) [view diff] exact match in snippet view article

Wave period (time interval between arrival of consecutive crests at a stationary point) Wave propagation direction Wave length is a function of period, and

Wind wave (6,254 words) [view diff] exact match in snippet view article find links to article

Wave period (time interval between arrival of consecutive crests at a stationary point) Wave direction or azimuth (predominantly driven by wind direction)

Cauchy–Riemann equations (4,977 words) [view diff] exact match in snippet view article find links to article

perpendicular to equipotentials (u = const, blue). The point (0,0) is a stationary point of the potential flow, with six streamlines meeting, and six equipotentials

Wind wave (6,254 words) [view diff] exact match in snippet view article find links to article

Wave period (time interval between arrival of consecutive crests at a stationary point) Wave direction or azimuth (predominantly driven by wind direction)

Speeds and feeds (4,312 words) [view diff] exact match in snippet view article find links to article

speed at the periphery (of a point on the circumference, moving past a stationary point) will depend on the rotational speed (RPM) and diameter of the object

Belief propagation (4,323 words) [view diff] exact match in snippet view article find links to article

iterative belief propagation algorithm in graphs with cycles is a stationary point of a free energy approximation. Belief propagation algorithms are normally

Energy profile (chemistry) (3,604 words) [view diff] exact match in snippet view article

{\displaystyle E=f(q_{1},q_{2},\dots ,q_{n}),} one can find and characterize a stationary point as minimum, maximum or a saddle point. The ground states are represented

Alfred Potier (708 words) [view diff] exact match in snippet view article find links to article

1881.” When the instrument on the moving earth is observed from a stationary point outside earth, the mirror at b1 already moved to b while light was

Summa izbu (903 words) [view diff] exact match in snippet view article find links to article

Capricorn one of the planets reaches first visibility or reaches a stationary point or is high (and) another (planet) remains visible: women will bear

RP-3 (5,264 words) [view diff] exact match in snippet view article find links to article

inaccurate when fired from a tank as they were being fired from a stationary point and had little slipstream over the fins. Despite this, the RP-3 was

Batmobile (14,927 words) [view diff] exact match in snippet view article find links to article

on the hubcaps was a counter-rotating gear that transferred into a stationary point. The two-seat cockpit featured a rear-view monitor, system diagnostics

List of unsolved problems in mathematics (19,533 words) [view diff] exact match in snippet view article find links to article

local Lyapunov dimensions on the global attractor is achieved on a stationary point or an unstable periodic orbit embedded into the attractor. Eremenko's

Vibration of plates (3,653 words) [view diff] exact match in snippet view article find links to article

_{\Omega }w_{t}^{2}\,dx\,dy.} Hamilton's principle asserts that w is a stationary point with respect to variations of the total energy T+U. The resulting partial

Glossary of aerospace engineering (24,147 words) [view diff] exact match in snippet view article find links to article

of the given system if and only if x 0 {\displaystyle x_{0}} is a stationary point of the action functional S [ x ] = def ∫ t 1 t 2 L ( x ( t ) , x ˙

LOBPCG (4,432 words) [view diff] exact match in snippet view article find links to article

which has a comprehensive convergence theory. Every eigenvector is a stationary point of the Rayleigh quotient, where the gradient vanishes. Thus, the gradient

Darwin–Fowler method (2,085 words) [view diff] exact match in snippet view article find links to article

and second derivatives of f ( ω ) {\displaystyle f(\omega )} at the stationary point ω 0 {\displaystyle \omega _{0}} at which f ′ ( ω 0 ) = 0. {\displaystyle

Federated learning (5,760 words) [view diff] exact match in snippet view article find links to article

in each device. Theoretically, FedDyn converges to the optimal (a stationary point for nonconvex losses) by being agnostic to the heterogeneity levels

Łojasiewicz inequality (3,284 words) [view diff] exact match in snippet view article find links to article

}{2}}\left\|x-x^{*}\right\|_{2}^{2}} Proof Proof 1. By definition, every stationary point is a global minimum. 2. Integrate f ( x + t ( y − x ) ) {\textstyle

Ride sharing privacy (3,140 words) [view diff] exact match in snippet view article find links to article

availability of mobile technology and thus accessibility not from a stationary point has become more prominent. Ride-sharing applications have several common

Glossary of classical algebraic geometry (11,133 words) [view diff] exact match in snippet view article find links to article

point, called the center of the star. (Baker 1922a, vol 1, p. 109) stationary point A cusp. See Salmon (1879, p.23). Steiner Steinerian 1. Named after

Compliance constants (2,371 words) [view diff] exact match in snippet view article find links to article

V {\displaystyle V} ), respectively. The point of interest is the stationary point on a potential energy surface (PES), so G {\displaystyle G} is treated

Intrinsic bond orbitals (2,927 words) [view diff] exact match in snippet view article find links to article

by [Fe(CO)3NO]– was investigated by constructing the IBOs for every stationary point along the IRC. It was found that one of the Fe-NO π bonds takes active

Local linearization method (12,708 words) [view diff] exact match in snippet view article find links to article

schemes. This system has two stable stationary points and one unstable stationary point in the region 0 ≤ x 1 , x 2 ≤ 1 {\displaystyle 0\leq x_{1},x_{2}\leq