## A computer solution of converging, subcritical overland flow |

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### Contents

THE EQUATIONS OF FLOW | 4 |

THE METHOD OF CHARACTERISTICS | 14 |

SOLUTION OF THE EQUATIONS OF FLOW | 21 |

2 other sections not shown

### Common terms and phrases

ASCE boundary condition CALCULATE characteristic computer solution continuity and momentum continuity equation Cornell University corresponding curvature cut-off point decrease denoted derivatives dimensional and dimensionless direction of flow Domain of dependence domain of determinacy downstream boundary equations Drainage Basins equations of flow equilibrium error flood routing flow element flow region friction slope graphs grid point J-l gu gu Hydraulics hydro hydrographs increment Izzard linear Massau matrices MATRIX COEFFICIENTS method METHOD OF CHARACTERISTICS momentum equation Morgali and Linsley non-dimensional normal form obtained overfall overland flow pgy(LQ plane plotted Program rate of rainfall recession curves Reference Froude Number second solution shown in Figure simultaneous equations sketch of flow steady state flow Stoker supercritical flow superscript upstream boundary variable velocity and depth Vn+1 and yn+1 volume rate water surface Woolhiser yj-l