ORTHOVEC: version 2 of the REDUCE program for 3-D vector analysis in orthogonal curvilinear coordinates. The revised version of ORTHOVEC is a collection of REDUCE 3.3 procedures and operations which provide a simple to use environment for the manipulation of scalars and vectors. Operations include addition, subtraction, dot and cross products, division, modulus, div, grad, curl, Laplacian, differentiation, integration, a · ∇ and Taylor expansion. Version 2 differs from the original in revised notation and extended capabilities.

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