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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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Generalized Kepler approximation and iteration procedure corrections for spacecraft trajectory and velocity coordinates representation
Design criteria for solid state electronic, high speed iterative differential analyzer using integrated circuits
Boundary conditions and iterative procedures for plasma sheath problems
Feynman formalisms for expressing iterated commutators and functions of operators
First order iterative process for solving simultaneous equations to alter character of region where convergence is expected
Algebraic matrix Riccati differential equation solution by Newton-Raphson iteration method
Iterative procedure for solving Rayleigh- Schroedinger perturbation equations applied to harmonic oscillator and H atom in electric field
Unified theory for convergence results based on nonlinear estimates for iteration function and on majorizing sequences concept
Algebraic matrix Ricatti equation solution via Newton-Raphson iteration algorithm, noting application to quadratic optimal controller and least square state estimator
Offset vector iteration method for two point boundary value problems, discussing parameters selection, convergence and computation flow diagram
Second order errors in linearized velocity corrections and their effects on rate of convergence of iterative solutions
Iterative solution for locating equilibrium points in nonlinear systems
System of computer programs for testing iterative methods for solving nonlinear systems of equations
Iterative guidance mode /IGM/ applied to effective gravity vector prediction, acceleration measurement of noise sensistivity and energy limitations
Orbits computation by Picard successive approximations method, discussing iterative numerical perturbation techniques
Digital correlation for computing sensitivity coefficients on iterative analog computer
Digital computer module for control of iterative analog computer system
Rates of convergence for iterative methods for nonlinear systems of equations