Arne Storjohann
Picture of Arne
Symbolic Computation Group
David R. Cheriton School of Computer Science
University of Waterloo
Waterloo, Ontario, Canada N2L 3G1
Office: Davis Centre 3619
Phone: (519) 888-4567x36361
Email: astorjoh AT
Home Address
683 Munich Circle
Waterloo ON, N2V 2L6
Phone: (519) 954-7729

Research interests

Symbolic and Exact Linear Algebra:
  • Algorithms for canonical forms of matrices.
  • Solving systems of linear equations.
  • Computing invariants of integer matrices.
  • Linear algebra over rings with zero divisors.
  • Algorithms for sparse and black-box matrices.
  • Lattice basis reduction.
  • Algorithmic Number Theory:
  • Algorithms for basic operations over rings.
  • Variations of the extended GCD problem.
  • Selected publications

    Selected presentations

    Curriculum Vitae


    IML: Integer Matrix Library

    hnfproj: Hermite canonical form of integer matrices

    LinBox: Exact computational linear algebra


    Last modified March 7, 2024.