• tn

  • Referenced in 140 articles [sw05140]
  • direction, where n denotes the number of variables of the problem. The idea ... terminate the iterations earlier. A preconditioned truncated Newton method is described that defines a search...
  • Multilinear Engine

  • Referenced in 34 articles [sw14430]
  • technique of preconditioning in opposite way for slowing down changes of variables that are about...
  • TRON

  • Referenced in 116 articles [sw04714]
  • method to generate a Cauchy step, a preconditioned conjugate gradient method with an incomplete Cholesky ... problems with a large number of variables. As a result TRON is remarkably efficient...
  • TNPACK

  • Referenced in 42 articles [sw00970]
  • problems involving a large number of variables. Truncated Newton methods allow approximate, rather than exact ... present version by using the preconditioned Conjugate Gradient algorithm (PCG) to solve approximately the Newton...
  • PENSDP

  • Referenced in 24 articles [sw05119]
  • routinely used direct factorization techniques. The preconditioned conjugate gradient method proves to be a viable ... problems with a large number of variables and modest size of the constrained matrix...
  • Aztec

  • Referenced in 84 articles [sw12817]
  • transformations for the matrix-vector multiplication and preconditioning. After the transformations, the iterative solvers ... format; b) a block-entry variable block row (VBR) format. These two formats have been...
  • BLOPEX

  • Referenced in 27 articles [sw04024]
  • eigensolver implemented with the Locally Optimal Block Preconditioned Conjugate Gradient Method (LOBPCG). Its main features ... robustness with respect to random initial approximations, variable preconditioners, and ill-conditioning of the stiffness...
  • CVODE

  • Referenced in 65 articles [sw04947]
  • methods used in CVODE are variable-order, variable-step multistep methods. For nonstiff problems, CVODE ... direct (dense and band) solvers and three preconditioned Krylov (iterative) solvers (GMRES, Bi-CGStab...
  • Complex Optimization Toolbox

  • Referenced in 30 articles [sw14744]
  • MATLAB toolbox for optimizing problems in complex variables, although real optimization is also possible ... even a cell array of tensors), preconditioned conjugate gradient, … The Complex Optimization Toolbox is part...
  • na18

  • Referenced in 5 articles [sw11506]
  • Implementation of a variable block Davidson method with deflation for solving large sparse eigenproblems ... preconditioned eigenvalue technique aimed at computing a few of the extreme leftmost or rightmost eigenpairs ... software package that implements a deflated and variable-block version of the Davidson method...
  • PVODE

  • Referenced in 8 articles [sw04325]
  • initial value problems. Integration methods include the variable coefficient forms of the Adams and Backward ... implicit time stepping are solved with iterative, preconditioned Krylov solvers. The user can either supply...
  • ADVENTURE_Coupler

  • Referenced in 4 articles [sw12181]
  • used. This system adopts an efficient preconditioned iterative linear algebraic solver. A parallel coupling tool ... Coupler is developed to efficiently handle interface variables in various parallel computing environments. The authors...
  • DiffSat

  • Referenced in 1 article [sw13372]
  • addition, a preconditioning step that calculates the polarities of variables according to the cover distribution...
  • PIFISS

  • Referenced in 4 articles [sw10687]
  • element discretizations of two important PDE applications: (variable) diffusion and potential flow. Mesh generation ... multigrid and Krylov subspace solvers and appropriate preconditioning strategies for each problem. PIFISS has been...
  • EIOD

  • Referenced in 1 article [sw10040]
  • positive rate, we use the information how variables which may be affected by integer overflow ... suspicious integer overflow vulnerabilities. Finally the weakest preconditions technique is used to validate the suspicious...
  • BIGFLOW

  • Referenced in 2 articles [sw20311]
  • numerical code for simulating flow in variably saturated heterogeneous geologic media. It contains the underlying ... used for linearizing unsaturated flow equations, and preconditioned iterative methods are used for solving...
  • Nopol

  • Referenced in 2 articles [sw26884]
  • runtime trace collection is used to collect variables and their actual values, including primitive data ... conditions and six bugs with missing preconditions) on two large open-source projects, namely Apache...
  • LCTD

  • Referenced in 1 article [sw17728]
  • method for constructing the weakest precondition based refinement operator employed by {sc Dash} for instructions ... allows only the concrete values of pointer variables to be stored while still requiring...
  • ADOL-C

  • Referenced in 257 articles [sw00019]
  • ADOL-C: Automatic Differentiation of C/C++. We present...