Magma

MAGMA Computational Algebra System

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Matrices


New Features:

  • Matrix multiplication over rational function fields has been greatly sped up.
  • Matrix multiplication (and related operations) for matrices over GF(3) and GF(4) sped up by use of SSE instructions where applicable.
  • New functions ReverseRows and ReverseColumns to reverse the rows/columns of a matrix.
  • New function AddScaledMatrix(A, s, B) to compute A + s . B efficiently for matrices A, B and scalar s.
  • New function TraceOfProduct(A, B) to compute Trace(A*B) efficiently.
  • The algorithms for multiplying dense vectors by sparse matrices have been improved.


next up previous
Next: Vector Spaces Up: Linear Algebra and Module Previous: Linear Algebra and Module

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