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George Labahn
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- affiliation: University of Waterloo, Canada
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2020 – today
- 2023
- [j53]Stavros Birmpilis, George Labahn, Arne Storjohann:
A fast algorithm for computing the Smith normal form with multipliers for a nonsingular integer matrix. J. Symb. Comput. 116: 146-182 (2023) - [j52]Jean-Charles Faugère, George Labahn, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Computing critical points for invariant algebraic systems. J. Symb. Comput. 116: 365-399 (2023) - [j51]Frédéric Chyzak, George Labahn:
Special issue on Symbolic and Algebraic Computation: ISSAC 2021. J. Symb. Comput. 116: 425-426 (2023) - [j50]Stavros Birmpilis, George Labahn, Arne Storjohann:
A Cubic Algorithm for Computing the Hermite Normal Form of a Nonsingular Integer Matrix. ACM Trans. Algorithms 19(4): 37:1-37:36 (2023) - [c39]George Labahn, Cordian Riener, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Faster real root decision algorithm for symmetric polynomials. ISSAC 2023: 452-460 - [i20]George Labahn, Cordian Riener, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Faster real root decision algorithm for symmetric polynomials. CoRR abs/2306.03855 (2023) - 2022
- [j49]Shaoshi Chen, Qing-Hu Hou, Hui Huang, George Labahn, Rong-Hua Wang:
Constructing minimal telescopers for rational functions in three discrete variables. Adv. Appl. Math. 141: 102389 (2022) - [j48]Mark Giesbrecht, Hui Huang, George Labahn, Eugene Zima:
Efficient rational creative telescoping. J. Symb. Comput. 109: 57-87 (2022) - [c38]George Labahn, Vincent Neiger, Thi Xuan Vu, Wei Zhou:
Rank-Sensitive Computation of the Rank Profile of a Polynomial Matrix. ISSAC 2022: 351-360 - [c37]Robert M. Corless, George Labahn, Dan Piponi, Leili Rafiee Sevyeri:
Bohemian Matrix Geometry. ISSAC 2022: 361-370 - [i19]Robert M. Corless, George Labahn, Dan Piponi, Leili Rafiee Sevyeri:
Bohemian Matrix Geometry. CoRR abs/2202.07769 (2022) - [i18]George Labahn, Vincent Neiger, Thi Xuan Vu, Wei Zhou:
Rank-Sensitive Computation of the Rank Profile of a Polynomial Matrix. CoRR abs/2202.09329 (2022) - [i17]Stavros Birmpilis, George Labahn, Arne Storjohann:
A cubic algorithm for computing the Hermite normal form of a nonsingular integer matrix. CoRR abs/2209.10685 (2022) - 2021
- [j47]George Labahn, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Homotopy techniques for solving sparse column support determinantal polynomial systems. J. Complex. 66: 101557 (2021) - [j46]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing nearby non-trivial Smith forms. J. Symb. Comput. 102: 304-327 (2021) - [j45]Mark Giesbrecht, Hui Huang, George Labahn, Eugene V. Zima:
Efficient q-integer linear decomposition of multivariate polynomials. J. Symb. Comput. 107: 122-144 (2021) - [e2]Frédéric Chyzak, George Labahn:
ISSAC '21: International Symposium on Symbolic and Algebraic Computation, Virtual Event, Russia, July 18-23, 2021. ACM 2021, ISBN 978-1-4503-8382-0 [contents] - [i16]Stavros Birmpilis, George Labahn, Arne Storjohann:
A fast algorithm for computing the Smith normal form with multipliers for a nonsingular integer matrix. CoRR abs/2111.09949 (2021) - 2020
- [j44]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing lower rank approximations of matrix polynomials. J. Symb. Comput. 98: 225-245 (2020) - [j43]George Labahn, James H. Davenport, Josef Urban:
Foreword. Math. Comput. Sci. 14(3): 531-532 (2020) - [c36]Yin Ki Ng, Dallas J. Fraser, Besat Kassaie, George Labahn, Mirette S. Marzouk, Frank Wm. Tompa, Kevin Wang:
Dowsing for Math Answers with Tangent-L. CLEF (Working Notes) 2020 - [c35]Stavros Birmpilis, George Labahn, Arne Storjohann:
A Las Vegas algorithm for computing the smith form of a nonsingular integer matrix. ISSAC 2020: 38-45 - [i15]Mark Giesbrecht, Hui Huang, George Labahn, Eugene V. Zima:
Efficient q-Integer Linear Decomposition of Multivariate Polynomials. CoRR abs/2002.00124 (2020) - [i14]George Labahn, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Homotopy techniques for solving sparse column support determinantal polynomial systems. CoRR abs/2009.00844 (2020) - [i13]Jean-Charles Faugère, George Labahn, Mohab Safey El Din, Éric Schost, Thi Xuan Vu:
Computing critical points for invariant algebraic systems. CoRR abs/2009.00847 (2020)
2010 – 2019
- 2019
- [c34]Stavros Birmpilis, George Labahn, Arne Storjohann:
Deterministic Reduction of Integer Nonsingular Linear System Solving to Matrix Multiplication. ISSAC 2019: 58-65 - [c33]Mark Giesbrecht, Hui Huang, George Labahn, Eugene V. Zima:
Efficient Integer-Linear Decomposition of Multivariate Polynomials. ISSAC 2019: 171-178 - [i12]Shaoshi Chen, Qing-Hu Hou, Hui Huang, George Labahn, Rong-Hua Wang:
Constructing minimal telescopers for rational functions in three discrete variables. CoRR abs/1904.11614 (2019) - [i11]Mark Giesbrecht, Hui Huang, George Labahn, Eugene V. Zima:
Efficient Rational Creative Telescoping. CoRR abs/1909.06898 (2019) - 2018
- [j42]Bernhard Beckermann, George Labahn, Ana C. Matos:
On rational functions without Froissart doublets. Numerische Mathematik 138(3): 615-633 (2018) - [j41]Parsiad Azimzadeh, Erhan Bayraktar, George Labahn:
Convergence of Implicit Schemes for Hamilton-Jacobi-Bellman Quasi-Variational Inequalities. SIAM J. Control. Optim. 56(6): 3994-4016 (2018) - [c32]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing Nearby Non-trivial Smith Forms. ISSAC 2018: 159-166 - [e1]James H. Davenport, Manuel Kauers, George Labahn, Josef Urban:
Mathematical Software - ICMS 2018 - 6th International Conference, South Bend, IN, USA, July 24-27, 2018, Proceedings. Lecture Notes in Computer Science 10931, Springer 2018, ISBN 978-3-319-96417-1 [contents] - [i10]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing Nearby Non-trivial Smith Forms. CoRR abs/1812.04590 (2018) - 2017
- [j40]George Labahn, Vincent Neiger, Wei Zhou:
Fast, deterministic computation of the Hermite normal form and determinant of a polynomial matrix. J. Complex. 42: 44-71 (2017) - [c31]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing the Nearest Rank-Deficient Matrix Polynomial. ISSAC 2017: 181-188 - [i9]Mark Giesbrecht, Joseph Haraldson, George Labahn:
Computing Lower Rank Approximations of Matrix Polynomials. CoRR abs/1712.04007 (2017) - 2016
- [j39]George Labahn, Stephen M. Watt:
Thematic program in computer algebra: July 1 - Dec 31, 2015. ACM Commun. Comput. Algebra 50(1): 25-26 (2016) - [j38]Evelyne Hubert, George Labahn:
Computation of invariants of finite abelian groups. Math. Comput. 85(302): 3029-3050 (2016) - [c30]Shaoshi Chen, Qing-Hu Hou, George Labahn, Rong-Hua Wang:
Existence Problem of Telescopers: Beyond the Bivariate Case. ISSAC 2016: 167-174 - [i8]Shaoshi Chen, Qing-Hu Hou, George Labahn, Rong-Hua Wang:
Existence Problem of Telescopers: Beyond the Bivariate Case. CoRR abs/1601.03080 (2016) - [i7]George Labahn, Wei Zhou:
A fast, deterministic algorithm for computing a Hermite Normal Form of a polynomial matrix. CoRR abs/1602.02049 (2016) - [i6]George Labahn, Vincent Neiger, Wei Zhou:
Fast, deterministic computation of the Hermite normal form and determinant of a polynomial matrix. CoRR abs/1607.04176 (2016) - 2015
- [j37]George Labahn:
Dynamical systems and scaling invariants. ACM Commun. Comput. Algebra 49(1): 25 (2015) - [j36]George Labahn:
Rational invariants of finite abelian groups. ACM Commun. Comput. Algebra 49(1): 31-32 (2015) - [j35]Wei Zhou, George Labahn, Arne Storjohann:
A deterministic algorithm for inverting a polynomial matrix. J. Complex. 31(2): 162-173 (2015) - [j34]Scott MacLean, George Labahn:
A Bayesian model for recognizing handwritten mathematical expressions. Pattern Recognit. 48(8): 2433-2445 (2015) - [i5]Annie A. M. Cuyt, George Labahn, Avraham Sidi, Wen-shin Lee:
Sparse modelling and multi-exponential analysis (Dagstuhl Seminar 15251). Dagstuhl Reports 5(6): 48-69 (2015) - 2014
- [j33]Josh Babbin, Peter A. Forsyth, George Labahn:
A Comparison of Iterated Optimal Stopping and Local Policy Iteration for American Options Under Regime Switching. J. Sci. Comput. 58(2): 409-430 (2014) - [c29]Wei Zhou, George Labahn:
Unimodular completion of polynomial matrices. ISSAC 2014: 413-420 - [i4]Scott MacLean, George Labahn:
A Bayesian model for recognizing handwritten mathematical expressions. CoRR abs/1409.5317 (2014) - [i3]Wei Zhou, George Labahn:
Fast and deterministic computation of the determinant of a polynomial matrix. CoRR abs/1409.5462 (2014) - 2013
- [j32]Evelyne Hubert, George Labahn:
Scaling Invariants and Symmetry Reduction of Dynamical Systems. Found. Comput. Math. 13(4): 479-516 (2013) - [j31]Scott MacLean, George Labahn:
A new approach for recognizing handwritten mathematics using relational grammars and fuzzy sets. Int. J. Document Anal. Recognit. 16(2): 139-163 (2013) - [j30]Moulay A. Barkatou, Carole El Bacha, George Labahn, Eckhard Pflügel:
On simultaneous row and column reduction of higher-order linear differential systems. J. Symb. Comput. 49: 45-64 (2013) - [j29]Wai Man Ng, Dong Eui Chang, George Labahn:
Energy Shaping for Systems with Two Degrees of Underactuation and More than Three Degrees of Freedom. SIAM J. Control. Optim. 51(2): 881-905 (2013) - [c28]Wei Zhou, George Labahn:
Computing column bases of polynomial matrices. ISSAC 2013: 379-386 - 2012
- [j28]George Labahn, Johannes Middeke:
Gröbner walk for computing matrix normal forms over Ore polynomials. ACM Commun. Comput. Algebra 46(3/4): 106-107 (2012) - [j27]Wei Zhou, George Labahn:
Efficient algorithms for order basis computation. J. Symb. Comput. 47(7): 793-819 (2012) - [j26]Y. Huang, Peter A. Forsyth, George Labahn:
Iterative methods for the solution of a singular control formulation of a GMWB pricing problem. Numerische Mathematik 122(1): 133-167 (2012) - [j25]Y. Huang, Peter A. Forsyth, George Labahn:
Combined Fixed Point and Policy Iteration for Hamilton-Jacobi-Bellman Equations in Finance. SIAM J. Numer. Anal. 50(4): 1861-1882 (2012) - [c27]Evelyne Hubert, George Labahn:
Rational invariants of scalings from Hermite normal forms. ISSAC 2012: 219-226 - [c26]Wei Zhou, George Labahn, Arne Storjohann:
Computing minimal nullspace bases. ISSAC 2012: 366-373 - 2011
- [j24]Scott MacLean, George Labahn, Edward Lank, Mirette S. Marzouk, David Tausky:
Grammar-based techniques for creating ground-truthed sketch corpora. Int. J. Document Anal. Recognit. 14(1): 65-74 (2011) - [j23]Y. Huang, Peter A. Forsyth, George Labahn:
Methods for Pricing American Options under Regime Switching. SIAM J. Sci. Comput. 33(5): 2144-2168 (2011) - [c25]David Tausky, Edward Lank, Richard Mann, George Labahn:
Analyzing sketch content using in-air packet information. IUI 2011: 403-406 - [c24]Scott MacLean, David Tausky, George Labahn, Edward Lank, Mirette S. Marzouk:
Is the iPad useful for sketch input? A comparison with the Tablet PC. SBIM 2011: 7-14
2000 – 2009
- 2009
- [j22]Howard Cheng, George Labahn:
Applying linear algebra routines to modular ore polynomial matrix algorithms. ACM Commun. Comput. Algebra 43(3/4): 78-79 (2009) - [j21]Mark Giesbrecht, George Labahn, Wen-shin Lee:
Symbolic-numeric sparse interpolation of multivariate polynomials. J. Symb. Comput. 44(8): 943-959 (2009) - [c23]Howard Cheng, George Labahn:
A Practical Implementation of a Modular Algorithm for Ore Polynomial Matrices. ASCM 2009: 49-59 - [c22]Mark Giesbrecht, George Labahn, Yang Zhang:
Computing Popov Forms of Matrices Over PBW Extensions. ASCM 2009: 61-65 - [c21]Bernhard Beckermann, George Labahn:
Fraction-free computation of simultaneous padé approximants. ISSAC 2009: 15-22 - [c20]Wei Zhou, George Labahn:
Efficient computation of order bases. ISSAC 2009: 375-382 - [c19]Scott MacLean, David Tausky, George Labahn, Edward Lank, Mirette S. Marzouk:
Tools for the Efficient Generation of Hand-Drawn Corpora Based on Context-Free Grammars. SBIM 2009: 125-132 - 2008
- [j20]Howard Cheng, George Labahn, Wei Zhou:
Computing polynomial LCM and GCD in lagrange basis. ACM Commun. Comput. Algebra 42(3): 129-130 (2008) - [c18]George Labahn, Edward Lank, Scott MacLean, Mirette S. Marzouk, David Tausky:
MathBrush: A System for Doing Math on Pen-Based Devices. Document Analysis Systems 2008: 599-606 - [c17]George Labahn, Edward Lank, Mirette S. Marzouk, Andrea Bunt, Scott MacLean, David Tausky:
MathBrush: A Case Study for Pen-based Interactive Mathematics. SBIM 2008: 143-150 - 2007
- [j19]Howard Cheng, George Labahn:
Output-sensitive modular algorithms for polynomial matrix normal forms. J. Symb. Comput. 42(7): 733-750 (2007) - [j18]Bernhard Beckermann, Gene H. Golub, George Labahn:
On the numerical condition of a generalized Hankel eigenvalue problem. Numerische Mathematik 106(1): 41-68 (2007) - [c16]David Tausky, George Labahn, Edward Lank, Mirette S. Marzouk:
Managing Ambiguity in Mathematical Matrices. SBIM 2007: 115-122 - 2006
- [j17]Bernhard Beckermann, Howard Cheng, George Labahn:
Fraction-free row reduction of matrices of Ore polynomials. J. Symb. Comput. 41(5): 513-543 (2006) - [j16]Bernhard Beckermann, George Labahn, Gilles Villard:
Normal forms for general polynomial matrices. J. Symb. Comput. 41(6): 708-737 (2006) - [c15]Howard Cheng, George Labahn:
On computing polynomial GCDs in alternate bases. ISSAC 2006: 47-54 - [c14]Mark Giesbrecht, George Labahn, Wen-shin Lee:
Symbolic-numeric sparse interpolation of multivariate polynomials. ISSAC 2006: 116-123 - [i2]Mark Giesbrecht, George Labahn, Wen-shin Lee:
Probabilistically Stable Numerical Sparse Polynomial Interpolation. Challenges in Symbolic Computation Software 2006 - [i1]George Labahn, Scott MacLean, Mirette S. Marzouk, Ian Rutherford, David Tausky:
MathBrush: An Experimental Pen-Based Math System. Challenges in Symbolic Computation Software 2006 - 2005
- [j15]Yann d'Halluin, Peter A. Forsyth, George Labahn:
A Semi-Lagrangian Approach for American Asian Options under Jump Diffusion. SIAM J. Sci. Comput. 27(1): 315-345 (2005) - [c13]Mark Giesbrecht, George Labahn, Yang Zhang:
Computing Valuation Popov Forms. International Conference on Computational Science (3) 2005: 619-626 - 2004
- [j14]Yann d'Halluin, Peter A. Forsyth, George Labahn:
A penalty method for American options with jump diffusion processes. Numerische Mathematik 97(2): 321-352 (2004) - [c12]Reinhold Burger, George Labahn, Mark van Hoeij:
Closed form solutions of linear odes having elliptic function coefficients. ISSAC 2004: 58-64 - [c11]George Labahn, Ziming Li:
Hyperexponential solutions of finite-rank ideals in orthogonal ore rings. ISSAC 2004: 213-220 - 2002
- [c10]Bernhard Beckermann, Howard Cheng, George Labahn:
Fraction-free row reduction of matrices of skew polynomials. ISSAC 2002: 8-15 - 2001
- [c9]Howard Cheng, George Labahn:
Computing all factorizations in ***. ISSAC 2001: 64-71 - 2000
- [j13]Bernhard Beckermann, George Labahn:
Effective Computation of Rational Approximants and Interpolants. Reliab. Comput. 6(4): 365-390 (2000) - [j12]Bernhard Beckermann, George Labahn:
Fraction-Free Computation of Matrix Rational Interpolants and Matrix GCDs. SIAM J. Matrix Anal. Appl. 22(1): 114-144 (2000) - [c8]Yann d'Halluin, Peter A. Forsyth, Kenneth R. Vetzal, George Labahn:
Numerical methods for pricing callable bonds. CIFEr 2000: 78-81
1990 – 1999
- 1999
- [c7]Bernhard Beckermann, George Labahn, Gilles Villard:
Shifted Normal Forms of Polynomial Matrices. ISSAC 1999: 189-196 - 1998
- [j11]George Labahn, Mohamed Omar Rayes:
Poster Session Abstracts of the 1998 International Symposium on Symbolic and Algebraic Computation, ISSAC 1998 Rostock, Germany August 13 - 15, 1998. SIGSAM Bull. 32(2): 49-52 (1998) - [j10]Bernhard Beckermann, George Labahn:
When are Two Numerical Polynomials Relatively Prime? J. Symb. Comput. 26(6): 677-689 (1998) - [j9]Bernhard Beckermann, George Labahn:
A Fast and Numerically Stable Euclidean-Like Algorithm for Detecting Relatively Prime Numerical Polynomials. J. Symb. Comput. 26(6): 691-714 (1998) - 1997
- [j8]Stanley Cabay, Anthony R. Jones, George Labahn:
Algorithm 766: Experiments with a Weakly Stable Algorithm for Computing Padé-Hermite and Simultaneous Padé Approximants. ACM Trans. Math. Softw. 23(1): 91-110 (1997) - [c6]Bernhard Beckermann, Stanley Cabay, George Labahn:
Fraction-free Computation of Catrix Padé Systems. ISSAC 1997: 125-132 - [c5]David J. Jeffrey, George Labahn, Martin von Mohrenschildt, Albert D. Rich:
Integration of the Signum, Piecewise and Related Functions. ISSAC 1997: 324-330 - 1996
- [j7]Stanley Cabay, Anthony R. Jones, George Labahn:
Computation of Numerical Padé-Hermite and Simultaneous Padé Systems I: Near Inversion of Generalized Sylvester Matrices. SIAM J. Matrix Anal. Appl. 17(2): 248-267 (1996) - [j6]Stanley Cabay, Anthony R. Jones, George Labahn:
Computation of Numerical Padé-Hermite and Simultaneous Padé Systems II: A Weakly Stable Algorithm. SIAM J. Matrix Anal. Appl. 17(2): 268-297 (1996) - [c4]Arne Storjohann, George Labahn:
Asymptotically Fast Computation of Hermite Normal Forms of Integer Matrices. ISSAC 1996: 259-266 - 1995
- [c3]Arne Storjohann, George Labahn:
Preconditioning of Rectangular Polynomial Matrices for Efficient Hermite Normal Form Computation. ISSAC 1995: 119-125 - 1994
- [j5]Bernhard Beckermann, George Labahn:
A Uniform Approach for the Fast Computation of Matrix-Type Padé Approximants. SIAM J. Matrix Anal. Appl. 15(3): 804-823 (1994) - 1992
- [b1]Keith O. Geddes, Stephen R. Czapor, George Labahn:
Algorithms for computer algebra. Kluwer 1992, ISBN 978-0-7923-9259-0, pp. I-XVIII, 1-585 - [j4]Stanley Cabay, George Labahn:
A superfast algorithm for multi-dimensional Padé systems. Numer. Algorithms 2(2): 201-224 (1992) - [j3]Bernhard Beckermann, George Labahn:
A uniform approach for Hermite Padé and simultaneous Padé approximants and their matrix-type generalizations. Numer. Algorithms 3(1): 45-54 (1992) - 1990
- [j2]George Labahn, Dong-Koo Choi, Stanley Cabay:
The Inverses of Block Hankel and Block Toeplitz Matrices. SIAM J. Comput. 19(1): 98-123 (1990)
1980 – 1989
- 1989
- [j1]George Labahn, Stanley Cabay:
Matrix Padé Fractions and Their Computation. SIAM J. Comput. 18(4): 639-657 (1989) - [c2]Stanley Cabay, George Labahn:
A Fast, Reliable Algorithm for Calculating Padé-Hermite Forms. ISSAC 1989: 95-100 - 1987
- [c1]George Labahn, Stanley Cabay:
Matrix-Padé fractions. EUROCAL 1987: 438-449
Coauthor Index
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