Stability of linear time-invariant systems.
Stability conditions for multiple input-output linear time invariant feedback systems, noting open loop system impulse response characteristics
Desoer, C. A.↗
SEARCH · Search NASA
Results for “Invariants”
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.
Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.
Tests of time-reversal invariance of strong interactions utilizing the Moessbauer effect.
Tests of time reversal invariance of strong interactions utilizing Mossbauer effect
Hannon, J. P.↗
Stability of multiple-loop feedback linear time-invariant systems.
Multiple loop linear time invariant feedback systems stability, discussing conditions, gain matrix and input-output properties
Desoer, C. A.↗
Stability of linear time-invariant systems.
Stability of linear time invariant systems with single input-output and loop
Desoer, C. A.↗
An invariance principle for dynamical systems in Hilbert spaces
Invariance method for extending Liapunov function to distributed parameter system
Infante, E. F.↗
Automatic determination of invariance
Automatic analysis for determining invariant patterns of spoken words in machine coded speech
Schill, J.↗
On the zero diffusivity invariance for chemical reaction in a turbulent fluid
Zero diffusivity invariance for chemical reactions in homogeneous turbulence
Hill, J. C.↗
An invariance principle for dynamical systems on Banach space - Application to the general problem of thermoelastic stability
Invariance principle on Banach space for generalized thermoelastic stability analysis
Infante, E. F.↗
Spectral properties of matrices which have invariant cones.
Matrix theorem giving necessary and sufficient conditions for leaving cone invariant, considering finite dimensional spaces
Vandergraft, J. S.↗
Invariant subspaces and the controllability and observability of linear dynamical systems.
Invariant subspaces, controllability and observability of linear dynamic systems
Ford, D. A.↗
Invariant-strength propagation of a spherical shock in inhomogeneous media.
Invariant finite amplitude spherical shock wave propagation in medium with inversely radial density
Chen, T.↗
Stability of a nonlinear time-invariant feedback system under almost constant inputs.
Multiple input and output nonlinear time invariant feedback system under almost constant inputs
Wu, M. Y.↗
Sub-optimal closed-loop control of nonlinear systems using invariant imbedding techniques.
Suboptimal closed loop control of nonlinear systems subject to quadratic performance indices by invariant imbedding concepts and maximum principle
Melsa, J. L.↗
New extension of the range of validity of Lorentz invariance.
Validity of Lorentz invariance, discussing nuclear magnetic resonance test on torque for spin of electrons, muons and neutrons
Phillips, P. R.↗
Invertibility of linear time-invariant dynamical systems.
Invertibility of linear time invariant dynamical control systems, discussing L-inverses, sequential circuits, inherent integration, reproducibility, pointwise and functional inverses
Massey, J. L.↗
Invariant imbedding technique applied to the propagation of electromagnetic waves through inhomogeneous reentry plasmas
Invariant imbedding technique applied to electromagnetic wave propagation through inhomogeneous reentry plasmas
Heller, R. B.↗
Rotation invariant probability distributions in geodesy
Rotation invariant probability distributions in geodesy and covariance of gravity anomalies above spherical surface
Hirschorn, R. M.↗
Brightness - On the ray invariance of B/n super 2.
Thermodynamic aspects of ray invariance of spectral brightness ratio to square of local index of refraction compared to black body power radiation
Liebes, S., Jr.↗