## Problems of wave diffraction and propagation, Issue 591Ė. M. Gi︠u︡nninen National Aeronautics and Space Administration, for sale by the Clearinghouse for Federal Scientific and Technical Information, Springfield, Va., 1969 - Science - 232 pages |

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### Contents

A G Alenitsyn ASYMPTOTICS OF SOLUTIONS TO LINEAR SYSTEMS | 1 |

Makarov and V V Novikov PROPAGATION OF ELECTROMAG | 21 |

Makarov and V V Novikov PROPAGATION OF ELECTROMAG | 39 |

12 other sections not shown

### Common terms and phrases

accuracy Airy functions algorithm approximation argument assume asymptotic atmospherics attenuation boundary conditions boundary layer Buslayev calculations characteristics coefficients of reflection complex components computational consider corresponding Curve cylinder dependence determined differential equation differential operator diffracted field diffraction distance eigen-functions eigen-values electric dipole electromagnetic field electromagnetic waves emission errors expansion expression filter following form following formula frequency functions half-space Hertz vector incident input integration investigation ionosphere Leningrad State University magnetic dipole matrix method of instances modulus noise normal waves numeration of modes operator Km operator Ln ordinary differential equation oscillogram parameters phase velocity plane wave propagation pulse radial radius receiving point refraction wave region relative reversal point Section solution solved spectral spectrum sphere spherical Superlong surface impedance system of coordinates theorem tion uniform vertical Wave Diffraction wave equation waveguide waveguide channel zero lines zero mode