utility routine

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Synonyms for utility routine

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The book concludes with a collection of utility routines. Most of the code in the book appears in short fragments meant to illustrate concepts rather than to perform a whole calculation or to serve by itself as a model for production code.
New functions include a complete chapter covering mesh generation that incorporates routines for generating 2-D meshes together with a number of associated utility routines. Extensions have been included in the areas of zeros of polynomials, partial differential equations, eigenvalue problems (LAPACK), sparse linear algebra, and a significant expansion of the G05 (Random Number Generation) function.
The first menu, which can be customized by the user, offers a choice of application and utility routines outside of those offered by Take Charge!, which can be invoked while other PC programs are running.