• # psSchur

• Referenced in 23 articles [sw04619]
• precision code to compute the periodic Schur decomposition. The package also contains interfaces to Matlab ... computation of the periodic real Schur decomposition of a matrix product Gm...G1. Singular matrices ... eigenvectors or the reordering of the Schur decomposition...
• # Algorithm 826

• Referenced in 3 articles [sw04468]
• presented. This code computes the Schur decomposition of a complex Hessenberg matrix. Together with existing ... parallel $QR$ algorithm.This parallel complex Schur decomposition routine was developed to fill a void ... based on the parallel real Schur decomposition routine already in ScaLAPACK. The real-arithmetic version ... perform essential operations for the complex Schur decomposition, and that will provide additional linear algebra...
• # TAUCS

• Referenced in 32 articles [sw04014]
• Schur complement elements iteratively. Multilevel-Support-Graph Preconditioners. Similar to domain-decomposition preconditioners. Includes...
• # pARMS

• Referenced in 39 articles [sw00683]
• used for sparse linear systems adapt domain decomposition concepts to the more general framework ... together variants from both Schwarz procedures and Schur complement-type techniques. This paper discusses...
• # ParPre

• Referenced in 5 articles [sw12613]
• includes ILU), and domain decomposition methods (additive and multiplicative Schwarz, Schur complement). The communication protocol...
• # CAS

• Referenced in 22 articles [sw07634]
• components (using several techniques). Tests: orthogonality relations; Schur-Frobenius indicator; block orthogonality relations; checking power ... character; p-blocks; power maps; decomposition matrix; Molien series; detecting subgroups. The paper discusses...
• # wedderga

• Referenced in 13 articles [sw01019]
• compute the simple components of the Wedderburn decomposition of semisimple group algebras of finite groups ... semisimple group algebras and functions for computing Schur indices. Other functions of Wedderga allow...