• Chebfun

  • Referenced in 412 articles [sw05897]
  • linear algebra notions like the QR decomposition and the SVD, and solves ordinary differential equations...
  • LINPACK

  • Referenced in 520 articles [sw04209]
  • addition, the package computes the QR and singular value decompositions of rectangular matrices and applies...
  • NAPACK

  • Referenced in 71 articles [sw11666]
  • singular value decomposition, or the QR decomposition. The package has special routines for general, band...
  • Algorithm 844

  • Referenced in 18 articles [sw04407]
  • decompositions, like the singular value and QR decompositions, are not in general sparse ... SPQR, approximation, is a pivoted, $Q$-less QR approximation of the form $(XR11...
  • Algorithm 854

  • Referenced in 16 articles [sw07345]
  • implemented algorithms are based on orthogonal symplectic decompositions, implying numerical backward stability as well ... efficient implementation for computing symplectic QR decompositions is provided. We demonstrate the usefulness...
  • CULA

  • Referenced in 11 articles [sw12745]
  • decomposition, singular value decomposition and QR decomposition along with applications like system solution and least...
  • MSPAI

  • Referenced in 10 articles [sw11522]
  • well as interface probing techniques in domain decomposition: it adds probing constraints to the basic ... code switches to sparse QR decomposition methods wherever profitable. The optimized code runs in parallel...
  • TOMS-686

  • Referenced in 9 articles [sw04785]
  • FORTRAN subroutines for updating the QR decomposition...
  • Newmat

  • Referenced in 4 articles [sw05368]
  • conversion between types, submatrix, determinant, Cholesky decomposition, QR triangularisation, singular value decomposition, eigenvalues...
  • AlgoPy

  • Referenced in 10 articles [sw16107]
  • matrix inverse and the Cholesky, QR, and symmetric eigenvalue decomposition are implemented in AlgoPy...
  • Algorithm 826

  • Referenced in 3 articles [sw04468]
  • presented. This code computes the Schur decomposition of a complex Hessenberg matrix. Together with existing ... computed using a parallel $QR$ algorithm.This parallel complex Schur decomposition routine was developed to fill ... based on the parallel real Schur decomposition routine already in ScaLAPACK. The real-arithmetic version ... arithmetic and implement a complex multiple bulge $QR$ algorithm. This also required the development...
  • FACTORIZE

  • Referenced in 4 articles [sw10039]
  • Cholesky, LDL T , QR, or a complete orthogonal decomposition for rank-deficient matrices) is hidden...
  • Modulef

  • Referenced in 39 articles [sw01072]
  • include inverse iteration, subspace iteration, Lanczos and QR methods. Solution of time-dependent thermal problems ... Computation of homogenised coefficients of composite structures. Decomposition of domains. Several modules are available...
  • Algorithm 977

  • Referenced in 3 articles [sw25562]
  • Algorithm 977: A QR-preconditioned QR SVD method for computing the SVD with high accuracy ... software for computing the singular value decomposition (SVD) of real or complex matrices is proposed ... code xGESVDQ is essentially the QR SVD algorithm available as xGESVD in LAPACK. The novelty ... matrix computations, the combination of the QR factorization and an SVD computation routine...
  • LS

  • Referenced in 0 articles [sw21981]
  • notation and can apply a stable QR decomposition to solve the model quickly and accurately...
  • KSVD

  • Referenced in 2 articles [sw30531]
  • relies on the polar decomposition (PD) based on the QR Dynamically-Weighted Halley (QDWH...
  • UDC

  • Referenced in 19 articles [sw20233]
  • Schur parametrization to compute the spectral decomposition of H without explicitly forming the elements ... reliable and competitive with the general QR algorithm applied to this problem. Moreover, the algorithm...
  • gsvd

  • Referenced in 1 article [sw38317]
  • built-in svd and qr functions. The C-S decomposition is implemented in a local...
  • xGESVDQ

  • Referenced in 1 article [sw25563]
  • Preconditioned QR SVD Method for Computing the Singular Value Decomposition...