An approximate solution of the equations of motion for arbitrary rotating spacecraft
Approximate solution of motion equations for arbitrary rotating spacecraft
APPROXIMATION METHOD↗
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Extended use of the Coulomb approximation - Mean powers of r, a sum rule, and improved transition integrals.
Mean powers of r, sum rule and improved transition integrals computed for effective quantum number range up to 8.5, using Coulomb approximation wave functions
WAVE FUNCTION↗
Recovery of functions from noisy measurements taken at randomly selected points and its application to pattern classification.
Stochastic approximation theory to obtain algorithms for recovery of functions, using noisy measurements taken at randomly selected points
RANDOM NOISE↗
Rational approximations to the solution of the second order Riccati equation.
Continued fraction rational approximations to solution of second-order nonlinear equation, including Ricatti equations treated by Merkes, Scott and Fair
APPROXIMATION METHOD↗
Rational approximations to the generalized Duffing equation.
Rational approximation of generalized Duffing equation, damped mass spring oscillator equation and generalized second order Riccati equation
FORCED VIBRATION↗
A remark on Polonnikov's approach to generalized bode diagrams.
Polonnikov generalization of Bode amplitude approximation technique to phase approximate evaluation
APPROXIMATION METHOD↗
Second-order Green's-function theory of the Heisenberg ferromagnet.
Coupled Green function equations for Heisenberg ferromagnet approximated via differential equations
CORRELATION FUNCTION↗
On a class of approximate iterative processes.
Combination into unified setting of various results for approximate solution of fixed point equation, using iterative process
APPROXIMATION METHOD↗
Corrections to the asymptotic Holtsmark formula for hydrogen lines broadened by electrons and ions in a plasma.
Expression for electron contribution to Stark broadening, using impact approximation with Lewis or Debye cut-offs
STARK EFFECT↗
Further remarks on simplifying linear dynamic systems.
Approximate model for simplification of linear dynamic system, neglecting effect of higher order time constants
TIME DEPENDENCY↗
System determination from noisy measurements.
Control system identification for noise corrupted input/output data, using algorithmic approach and iteration procedure
RANDOM PROCESS↗
Approximations to optimal non-linear filters.
Finite dimensional approximations of optimal nonlinear filters for class of large-noise, nonlinear, continuous-time problems
SIGNAL PROCESSING↗
Renormalized Born approximation.
Renormalizing approximate wave functions so that amplitude is correct by means of matrix, with applications to Born approximation
BORN APPROXIMATION↗
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↗
Investigations in Hansen's planetary theory.
Hansen planetary theory representing position of disturbed planet as deviation in time and space from position of fictitious planet with Keplerian motion
APPROXIMATION METHOD↗
On the Problem of Approximate Synthesis of Optimal Controls
Time optimal feedback control using extension of Hermes approximation theorem
FEEDBACK CONTROL SYSTEM↗
Sample quadratic variation of sample continuous second order martingales.
Sample continuous second order martingale process, determining existence of limit of stochastic processes using approximation theorems
RANDOM PROCESS↗
Shock jump conditions for an anisotropic plasma.
Finite discontinuity jump conditions for plasma in strong magnetic field determined by approximation and Maxwell equation, noting possible application to satellite data
APPROXIMATION METHOD↗