Stability derivatives, and also control derivatives, are measures of how particular forces and moments on an aircraft change as other parameters related...
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Aircraft flight dynamics (redirect from Aircraft stability)
their time derivatives. These are characterized by stability derivatives determined from the flight condition. The possible stability derivatives are: Z α...
49 KB (8,502 words) - 12:49, 28 May 2025
description of an aircraft, and outputs its corresponding dimensionless stability derivatives according to the specified flight conditions. The values obtained...
15 KB (1,875 words) - 08:15, 31 March 2025
natural gas, electricity and oil businesses use derivatives to mitigate risk from adverse weather. Derivatives can be used to protect lenders against the risk...
90 KB (11,331 words) - 21:41, 24 May 2025
In flight dynamics, longitudinal stability is the stability of an aircraft in the longitudinal, or pitching, plane. This characteristic is important in...
20 KB (2,763 words) - 04:44, 28 May 2025
Linearization (section Stability analysis)
electromagnetic, mechanical and acoustic fields. Linear stability Tangent stiffness matrix Stability derivatives Linearization theorem Taylor approximation Functional...
10 KB (1,446 words) - 15:00, 1 December 2024
{de(t)}{dt}}.} Derivative action predicts system behavior and thus improves settling time and stability of the system. An ideal derivative is not causal...
85 KB (12,085 words) - 07:59, 24 May 2025
Various types of stability may be discussed for the solutions of differential equations or difference equations describing dynamical systems. The most...
24 KB (3,887 words) - 13:20, 27 April 2025
enhanced[clarification needed] stability, volatility, and hydrophobicity. Several fluorocarbons and their derivatives are commercial polymers, refrigerants...
25 KB (2,335 words) - 10:18, 17 March 2025
In control theory and stability theory, the Nyquist stability criterion or Strecker–Nyquist stability criterion, independently discovered by the German...
22 KB (3,429 words) - 19:16, 21 May 2025
In mathematics, stability theory addresses the stability of solutions of differential equations and of trajectories of dynamical systems under small perturbations...
18 KB (2,934 words) - 17:17, 9 March 2025
Mechanical equilibrium (section Stability)
investigate the precise stability of the system, higher order derivatives can be examined. The state is unstable if the lowest nonzero derivative is of odd order...
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immediate price stability but proposed a trend of more stability in the future. Aberrancy (geometry) Derivative (mathematics) Second derivative do Carmo, Manfredo...
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Modified starch (redirect from Starch derivatives)
Modified starch, also called starch derivatives, is prepared by physically, enzymatically, or chemically treating native starch to change its properties...
12 KB (1,267 words) - 12:48, 24 May 2025
Lyapunov function (category Stability theory)
prove the stability of an equilibrium of an ODE. Lyapunov functions (also called Lyapunov’s second method for stability) are important to stability theory...
7 KB (1,115 words) - 15:03, 25 May 2025
AO-38 assault rifle (category Kalashnikov derivatives)
rifle and AK derivative designed by Peter Andreevich Tkachev and first to use the Balanced Automatic Recoil System (BARS) to improve stability giving better...
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Jacobian matrix and determinant (redirect from Jacobian derivative)
function of several variables is the matrix of all its first-order partial derivatives. If this matrix is square, that is, if the number of variables equals...
26 KB (3,766 words) - 19:10, 22 May 2025
the gust angular velocity but gives criteria based on airplane stability derivatives for when they can be omitted. The Dryden model is one of the most...
12 KB (1,517 words) - 19:12, 10 September 2023
)\end{aligned}}} The military specifications give criteria based on vehicle stability derivatives to determine whether the gust angular velocity components are significant...
9 KB (1,652 words) - 11:16, 17 February 2025
Rayleigh's equation (fluid dynamics) (redirect from Rayleigh stability equation)
Rayleigh's equation or Rayleigh stability equation is a linear ordinary differential equation to study the hydrodynamic stability of a parallel, incompressible...
8 KB (1,203 words) - 06:01, 25 October 2024
Cyclopentadiene (section Metallocene derivatives)
sufficiently slow at 0 °C to allow alkylated derivatives to be manipulated selectively. Even more fluxional are the derivatives C5H5E(CH3)3 (E = Si, Ge, Sn), wherein...
13 KB (1,043 words) - 05:40, 13 August 2024
)\end{aligned}}} The military specifications give criteria based on vehicle stability derivatives to determine whether the gust angular velocity components are significant...
7 KB (1,330 words) - 13:22, 5 August 2024
Sir George Cayley. In analysis of aircraft stability, the dihedral effect is also a stability derivative called Cl β {\displaystyle \beta } meaning the...
20 KB (2,670 words) - 21:20, 29 January 2025
Over-the-counter (finance) (category Derivatives (finance))
online or by telephone. For derivatives, these agreements are usually governed by an International Swaps and Derivatives Association agreement. This segment...
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modafinil, known as modafinil analogues and derivatives. These are structural analogues and derivatives of modafinil, a drug that affects dopamine levels...
36 KB (3,559 words) - 13:08, 30 March 2025
Fractional calculus (redirect from Fractional derivative)
derivatives have analogs to Rolle's theorem and the interior extremum theorem. Classical fractional derivatives include: Grünwald–Letnikov derivative...
59 KB (7,991 words) - 01:56, 28 May 2025
Pyrimidine (section Derivatives)
positions). In nucleic acids, three types of nucleobases are pyrimidine derivatives: cytosine (C), thymine (T), and uracil (U). The pyrimidine ring system...
23 KB (2,105 words) - 00:41, 26 May 2025
Financial instrument (category Derivatives (finance))
rate. They can be exchange-traded derivatives and over-the-counter (OTC) derivatives. Some of the more common derivatives include forwards, futures, options...
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investigated. The anticancer activity of ferrocene derivatives was first investigated in the late 1970s, when derivatives bearing amine or amide groups were tested...
55 KB (5,401 words) - 05:37, 27 May 2025
ICE Clear Credit (category Derivatives (finance))
ICE Clear Credit LLC, a Delaware limited liability company, is a Derivatives Clearing Organisation (DCO) previously known as ICE Trust US LLC which was...
18 KB (2,277 words) - 04:14, 3 April 2025