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  • Practical aspects of variable reduction formulations and reduced basis algorithms in multidisciplinary design optimization [microform] / Robert Michael Lewis.

    • Text
    • Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
    • 1995

  • Rank ordering and positive bases in pattern search algorithms [microform] / Robert Michael Lewis, Virginia Torczon.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
    • 1996

  • A nonlinear programming perspective on sensitivity calculations for systems governed by state equations [microform] / Robert Michael Lewis.

    • Text
    • Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Rank ordering and positive bases in pattern search algorithms [microform] / Robert Michael Lewis, Virginia Torczon.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
    • 1996

  • Pattern search methods for linearly constrained minimization [microform] / Robert Michael Lewis, Virginia Torczon.

    • Text
    • Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; Springfield, VA : National Technical Information Service, distributor, [1998]
    • 1998

  • A posteriori finite element bounds for sensitivity derivatives of partial-differential-equation outputs [microform] / Robert Michael Lewis, Anthony T. Patera and Jaume Peraire.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1998]
    • 1998

  • A globally convergent augmented Lagrangian pattern search algorithm for optimization with general constraints and simple bounds [microform] / Robert Michael Lewis, Virginia Torczon.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1998]
    • 1998

  • Numerical computation of sensitivities and the adjoint approach [microform] / Robert Michael Lewis.

    • Text
    • Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; Springfield, VA : National Technical Information Service, distributor, [1997]
    • 1997

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