On the stability of some linear nonautonomous systems
Stability of linear nonautonomous systems described by differential equations with time varying coefficients
DIFFERENTIAL EQUATION↗
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Results for “linearity”
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Direct synthesis of optimal linear filter from conditional probability concepts
State of randomly excited dynamical system estimated from noise measurements having finite duration, and optimal linear filter synthesized from conditional probability theory
EXCITED STATE↗
Analysis and design of space vehicle flight control systems. Volume III - Linear systems
Analysis and design of space vehicle linear flight control systems
LINEAR SYSTEM↗
Stability techniques for continuous linear systems
Stability techniques for continuous linear systems
STABILITY↗
On the optimal control of a system governed by a linear parabolic equation with white noise inputs
Optimum control of system governed by linear parabolic equation with white noise inputs
WHITE NOISE↗
An algorithm for reducing a linear, time- invariant differential system to state form.
Algorithm for reducing linear time-invariant differential systems to state form applied to systems described by transfer functions
MATRIX ANALYSIS↗
Some sufficient conditions for continuous- linear-programming problems.
Continuous linear programming problems with time delays in constraints, noting construction of solutions to dual problem from solution to primal problem
OPTIMIZATION↗
Evaluation of error in application of WKB METHOD to linearized post burnout equation of motion of a sounding rocket.
Error in application of WKB method to linearized postburnout equation of motion of sounding rocket
SOUNDING ROCKET↗
A closed-loop, approximately time-optimal control method for linear systems.
Eigenvector scalar product solutions for closed loop time optimal control of linear systems
LINEAR SYSTEM↗
On ''A method for simplifying linear dynamic systems.''
Equation for linear dynamic systems simplification applicable to all cases irrespective of nature of eigenvalues and eigenvectors
EIGENVALUE↗
A modified quasi-linearization method for solving trajectory optimization problems.
Modified quasi-linearization method for numerically solving trajectory optimization problems with undetermined terminal time
LINEARIZATION↗
Effective construction of linear state-variable models from input/output functions.
Algorithm for minimal realization of linear finite-dimensional dynamical system displayed by Markov parameters
DYNAMIC MODEL↗
Algorithm for worst error in linear systems with bounded input and its rate of change.
Computational worst error algorithm for linear systems and quadratic error criteria, showing flowgraph and computer execution results
ERROR DETECTING CODE↗
Further remarks on simplifying linear dynamic systems.
Approximate model for simplification of linear dynamic system, neglecting effect of higher order time constants
TIME DEPENDENCY↗
Measuring rotational motion with linear accelerometers.
Vehicle angular velocity determined, using configurations with only linear accelerometers and no gyroscopes for inertial navigation systems
INERTIAL GUIDANCE↗
On the construction of discrete approximations to linear differential expressions.
Algorithm for construction of discrete approximations to linear differential expressions in terms of ordinates
APPROXIMATION METHOD↗
On the solution of the general inhomogeneous linear differential equation of second order using Lie series representation.
Inhomogeneous second order linear differential equation solution based on Lie formalism, presenting physical applications
DIFFERENTIAL EQUATION↗
Optimal stationary control of a linear system with state-dependent noise.
Linear optimal stationary control system with state dependent white noise disturbances described by differential equation
STEADY STATE↗