Multiple knot B-spline representation of incompressible flow by Glasgow, C, Parrott, A, Handscomb, D

“…An efficient B-spline method for the construction of a piecewise polynomial velocity representation from a given set of normal fluid fluxes is described for steady incompressible flow in three dimensional rectangular regions. …”

Particle tracking methods for residence time calculations in incompressible flow by Glasgow, C, Parrott, A, Handscomb, D