IN the preface to his "Elliptic Functions", written in 1892, Prof. A. G. Greenhill complained that, although the subject was then nearly seventy years old, it had not made its way into the ordinary ...

Any sleet and snow will clear southwards during the early part of the night leaving most places dry and cold with clear skies. Tuesday Tomorrow will be a dry and cold day with plenty of winter ...

First-order derivatives: n additional function calls are needed. Second-order derivatives based on gradient calls, when the "grd" module is specified (Dennis and Schnabel 1983): n additional gradient ...

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