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ORCIDDavid J. Jeffrey
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- affiliation: University of Western Ontario, Canada
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2020 – today
- 2024
[j43]Johannes Middeke
, David J. Jeffrey, Aishat Olagunju:
Applications of Rational Orthogonal Matrices. Math. Comput. Sci. 18(3): 16 (2024)- [c48]Arthur C. Norman, David J. Jeffrey:
Software for indefinite integration. SCSS (Work in Progress) 2024: 74-83 - [c47]David J. Jeffrey:
Riemann Surfaces, Branch Cuts and Charisma. SCSS 2024: 114-128 - [i3]David J. Jeffrey, Stephen M. Watt:
An Abstraction-Preserving Block Matrix Implementation in Maple. CoRR abs/2408.02112 (2024) - 2023
- [j42]Johan Joby, David J. Jeffrey, Robert M. Corless:
Towering Fractals. Maple Trans. 3(3) (2023) - [j41]Robert M. Corless, David J. Jeffrey, Johan Joby:
Two-cycles in the Infinite Exponential Tower. Maple Trans. 3(4) (2023) - [c46]Jacob Imre, David J. Jeffrey:
Non-principal Branches of Lambert W. A Tale of 2 Circles. CASC 2023: 199-212 - [c45]Robert M. Corless, David J. Jeffrey, Azar Shakoori:
Teaching Linear Algebra in a Mechanized Mathematical Environment. CICM 2023: 113-129 - [c44]D. J. Jeffrey, Stephen M. Watt:
The Inverse of the Complex Gamma Function. SYNASC 2023: 26-31 - [i2]David J. Jeffrey, Stephen M. Watt:
The Inverse of the Complex Gamma Function. CoRR abs/2311.16583 (2023) - 2022
- [j40]Neil J. Calkin, Eunice Y. S. Chan, Robert M. Corless, David J. Jeffrey, Piers W. Lawrence:
A Fractal Eigenvector. Am. Math. Mon. 129(6): 503-523 (2022) - [c43]Mohammadali Asadi, Alexander Brandt, David J. Jeffrey, Marc Moreno Maza:
Subresultant Chains Using Bézout Matrices. CASC 2022: 29-50 - [c42]David J. Jeffrey, Stephen M. Watt:
Working with Families of Inverse Functions. CICM 2022: 222-237 - 2021
- [j39]Robert H. C. Moir, Robert M. Corless, David J. Jeffrey:
An unwinding number pair for continuous expressions of integrals. J. Symb. Comput. 105: 97-117 (2021) - [j38]David J. Jeffrey:
Problems, Puzzles, and Challenges. Maple Trans. 1(2) (2021) - [j37]Johannes Middeke, David J. Jeffrey, Christoph Koutschan:
Common Factors in Fraction-Free Matrix Decompositions. Math. Comput. Sci. 15(4): 589-608 (2021) - [c41]D. J. Jeffrey:
Tree $T$ and Lambert $W$. SYNASC 2021: 19-24 - [c40]Siyuan Deng, Greg Reid, D. J. Jeffrey:
Parametric Linear Algebra in Maple: Reduced Row Echelon Form. SYNASC 2021: 33-36 - 2020
- [c39]Toufic J. Ayoub, Kishore Basu, David J. Jeffrey:
Bernoulli's Problem xy=yx and Maple. MC 2020: 67-76 - [c38]Toufic J. Ayoub, Kishore Basu, D. J. Jeffrey:
Recent results on the Lambert W function. SYNASC 2020: 36-39
2010 – 2019
- 2019
- [c37]Ana C. Camargos Couto, Marc Moreno Maza, David Linder, David J. Jeffrey, Robert M. Corless:
Comprehensive LU Factors of Polynomial Matrices. MACIS 2019: 80-88 - [c36]Ana C. Camargos Couto, David J. Jeffrey:
Using Maple to Make Manageable Matrices. MC 2019: 220-229 - 2018
- [j36]Robert M. Corless, David J. Jeffrey, David R. Stoutemyer:
Comprehensive anti-derivatives and parametric continuity. ACM Commun. Comput. Algebra 52(2): 32-33 (2018) - [c35]Ana Carolina Camargos Couto, David J. Jeffrey:
Rational Householder Transformations. SYNASC 2018: 61-64 - 2017
- [j35]David J. Jeffrey:
Branch Structure and Implementation of Lambert W. Math. Comput. Sci. 11(3-4): 341-350 (2017) - [c34]W. L. Fan, D. J. Jeffrey, Erik Postma:
Computation of Some Integer Sequences in Maple. CASC 2017: 118-133 - [c33]Heba al Kafri, David J. Jeffrey, Robert M. Corless:
Rapidly Convergent Integrals and Function Evaluation. MACIS 2017: 270-274 - [c32]David J. Jeffrey, Nick Murdoch:
Stirling Numbers, Lambert W and the Gamma Function. MACIS 2017: 275-279 - [c31]K. Amenyo Folitse, David J. Jeffrey, Robert M. Corless:
Properties and Computation of the Functional Inverse of Gamma. SYNASC 2017: 63-66 - [c30]Nasir Khattak, D. J. Jeffrey:
Rational Orthonormal Matrices. SYNASC 2017: 71-74 - 2016
- [i1]Johannes Middeke, David J. Jeffrey:
Matrix factoring by fraction-free reduction. CoRR abs/1603.03565 (2016) - 2015
- [j34]David J. Jeffrey, Albert D. Rich, Junrui Hu:
RUBI and integration as term re-writing: integrals containing tangent. ACM Commun. Comput. Algebra 49(1): 34 (2015) - [j33]Robert H. C. Moir, Robert M. Corless, David J. Jeffrey:
Unwinding paths on the Riemann sphere for continuous integrals of rational functions. ACM Commun. Comput. Algebra 49(1): 35 (2015) - [c29]David J. Jeffrey, G. A. Kalugin, Nick Murdoch:
Lagrange Inversion and Lambert W. SYNASC 2015: 42-46 - [c28]Silvana Ilie, David J. Jeffrey, Robert M. Corless, X. Zhang:
Computation of Stirling Numbers and Generalizations. SYNASC 2015: 57-60 - 2014
- [j32]Robert M. Corless, Junrui Hu, David J. Jeffrey:
Some definite integrals containing the Tree T function. ACM Commun. Comput. Algebra 48(1/2): 33-41 (2014) - [j31]Johannes Middeke, David J. Jeffrey:
Fraction-Free Factoring Revisited. ACM Commun. Comput. Algebra 48(3/4): 130-132 (2014) - [c27]David J. Jeffrey:
Multivalued Elementary Functions in Computer-Algebra Systems. AISC 2014: 157-167 - [c26]Dina Tsarapkina, David J. Jeffrey:
Exploring Rounding Errors in Matlab Using Extended Precision. ICCS 2014: 1423-1432 - [c25]Robert M. Corless, David J. Jeffrey, Fei Wang:
The asymptotic analysis of some interpolated nonlinear recurrence relations. ISSAC 2014: 115-121 - [c24]D. J. Jeffrey, Julia E. Jankowski:
Branch Differences and Lambert W. SYNASC 2014: 61-65 - 2013
- [j30]Junrui Hu, Y. Hou, Albert D. Rich, David J. Jeffrey:
Indefinite integration as term rewriting: Integrals containing tangent. Program. Comput. Softw. 39(2): 61-66 (2013) - [c23]Johannes Middeke, Ahmed Almohaimeed, David J. Jeffrey:
Common Factors in Fraction-Free Matrix Reduction. SYNASC 2013: 76-80 - [c22]Zinovi L. Krougly, David J. Jeffrey, Dina Tsarapkina:
Software Implementation of Numerical Algorithms in Arbitrary Precision. SYNASC 2013: 131-137 - 2012
- [j29]David J. Jeffrey, Judith Wusteman:
OJAX++: Demonstrating the next generation of Virtual Research Environments. Electron. Libr. 30(1): 134-145 (2012) - [j28]Piers W. Lawrence, Robert M. Corless, David J. Jeffrey:
Algorithm 917: Complex Double-Precision Evaluation of the Wright ω Function. ACM Trans. Math. Softw. 38(3): 20:1-20:17 (2012) - 2011
- [j27]Songxin Liang, David J. Jeffrey:
An analytical approach for solving nonlinear boundary value problems in finite domains. Numer. Algorithms 56(1): 93-106 (2011) - 2010
- [j26]D. J. Jeffrey:
LU factoring of non-invertible matrices. ACM Commun. Comput. Algebra 44(1/2): 1-8 (2010) - [j25]Songxin Liang, David J. Jeffrey:
Approximate solutions to a parameterized sixth order boundary value problem. Comput. Math. Appl. 59(1): 247-253 (2010) - [j24]Ekaterina Shemyakova, S. I. Khashin, D. J. Jeffrey:
A conjecture concerning a completely monotonic function. Comput. Math. Appl. 60(5): 1360-1363 (2010) - [c21]David J. Jeffrey, Albert D. Rich:
Reducing Expression Size Using Rule-Based Integration. AISC/MKM/Calculemus 2010: 234-246 - [c20]G. A. Kalugin, D. J. Jeffrey:
Series Transformations to Improve and Extend Convergence. CASC 2010: 134-147
2000 – 2009
- 2009
- [j23]Jürgen Gerhard, D. J. Jeffrey, Guillaume Moroz:
A package for solving parametric polynomial systems. ACM Commun. Comput. Algebra 43(3/4): 61-72 (2009) - [j22]Songxin Liang, David J. Jeffrey:
New travelling wave solutions to modified CH and DP equations. Comput. Phys. Commun. 180(9): 1429-1433 (2009) - [j21]Songxin Liang, David J. Jeffrey:
An efficient analytical approach for solving fourth order boundary value problems. Comput. Phys. Commun. 180(11): 2034-2040 (2009) - [j20]Songxin Liang, David J. Jeffrey:
Automatic computation of the complete root classification for a parametric polynomial. J. Symb. Comput. 44(10): 1487-1501 (2009) - [c19]Albert D. Rich, David J. Jeffrey:
A Knowledge Repository for Indefinite Integration Based on Transformation Rules. Calculemus/MKM 2009: 480-485 - 2008
- [j19]Songxin Liang, David J. Jeffrey:
Automatic computation of the travelling wave solutions to nonlinear PDEs. Comput. Phys. Commun. 178(9): 700-712 (2008) - [j18]Wenqin Zhou, David J. Jeffrey:
Fraction-free matrix factors: new forms for LU and QR factors. Frontiers Comput. Sci. China 2(1): 67-80 (2008) - [c18]Songxin Liang, David J. Jeffrey, Marc Moreno Maza:
The complete root classification of a parametric polynomial on an interval. ISSAC 2008: 189-196 - 2007
- [c17]Songxin Liang, David J. Jeffrey:
Unconstrained Parametric Minimization of a Polynomial: Approximate and Exact. ASCM 2007: 22-31 - [c16]Robert M. Corless, Hui Ding, David J. Jeffrey:
The solution of s exp(s) = a is not always the lambert w function of a. ISSAC 2007: 116-121 - [c15]Songxin Liang, David J. Jeffrey:
Rule-Based Simplification in Vector-Product Spaces. Calculemus/MKM 2007: 116-127 - 2006
- [c14]Songxin Liang, David J. Jeffrey:
An Algorithm for Computing the Complete Root Classification of a Parametric Polynomial. AISC 2006: 116-130 - [c13]Wenqin Zhou, Jacques Carette, David J. Jeffrey, Michael B. Monagan:
Hierarchical Representations with Signatures for Large Expression Management. AISC 2006: 254-268 - 2005
- [j17]Silvana Ilie, David J. Jeffrey:
A note on Laplace's equation inside a cylinder. Appl. Math. Lett. 18(1): 55-59 (2005) - [c12]David J. Jeffrey:
The Art of Formula. Algorithmic Algebra and Logic 2005: 135-139 - [c11]Wenqin Zhou, David J. Jeffrey, Gregory J. Reid:
An Algebraic Method for Analyzing Open-Loop Dynamic Systems. International Conference on Computational Science (3) 2005: 586-593 - [c10]Pratibha, David J. Jeffrey:
Stokes-Flow Problem Solved Using Maple. International Conference on Computational Science (3) 2005: 667-670 - [c9]David J. Jeffrey, Pratibha, K. B. Roach:
Affine transformations of algebraic numbers. ISSAC 2005: 193-199 - 2004
- [j16]David J. Jeffrey, Arthur C. Norman:
Not seeing the roots for the branches: multivalued functions in computer algebra. SIGSAM Bull. 38(3): 57-66 (2004) - [c8]Wenqin Zhou, David J. Jeffrey, Gregory J. Reid, Chad Schmitke, John McPhee:
Implicit Reduced Involutive Forms and Their Application to Engineering Multibody Systems. IWMM/GIAE 2004: 31-43 - 2003
- [j15]Victor S. Adamchik, David J. Jeffrey:
Polynomial transformations of Tschirnhaus, Bring and Jerrard. SIGSAM Bull. 37(3): 90-94 (2003) - [j14]Victor S. Adamchik, David J. Jeffrey:
Polynomial transformations of Tschirnhaus, Bring and Jerrard. SIGSAM Bull. 37(3): 90-94 (2003) - 2002
- [j13]Russell J. Bradford, Robert M. Corless, James H. Davenport, David J. Jeffrey, Stephen M. Watt:
Reasoning about the Elementary Functions of Complex Analysis. Ann. Math. Artif. Intell. 36(3): 303-318 (2002) - [c7]Robert M. Corless, David J. Jeffrey:
The Wright omega Function. AISC 2002: 76-89 - 2000
- [j12]Robert M. Corless, David J. Jeffrey, Stephen M. Watt, James H. Davenport:
"According to Abramowitz and Stegun" or arccoth needn't be uncouth. SIGSAM Bull. 34(2): 58-65 (2000) - [c6]Robert M. Corless, James H. Davenport, David J. Jeffrey, Gurjeet Litt, Stephen M. Watt:
Reasoning about the Elementary Functions of Complex Analysis. AISC 2000: 115-126
1990 – 1999
- 1999
- [c5]Robert M. Corless, Mark Giesbrecht, David J. Jeffrey, Stephen M. Watt:
Approximate polynomial decomposition. ISSAC 1999: 213-219 - 1998
- [j11]Robert M. Corless, David J. Jeffrey:
Graphing elementary Riemann surfaces. SIGSAM Bull. 32(1): 11-17 (1998) - [c4]David J. Jeffrey, Albert D. Rich:
Recursive Integration of Piecewise-Continuous Functions. ISSAC 1998: 290-294 - 1997
- [j10]Robert M. Corless, David J. Jeffrey:
The Turing factorization of a rectangular matrix. SIGSAM Bull. 31(3): 20-30 (1997) - [j9]Robert M. Corless, David J. Jeffrey, Michael B. Monagan, Pratibha:
Two Perturbation Calculations in Fluid Mechanics Using Large-Expression Management. J. Symb. Comput. 23(4): 427-443 (1997) - [j8]Robert M. Corless, David J. Jeffrey:
Scientific Computing: One Part of the Revolution. J. Symb. Comput. 23(5/6): 485-495 (1997) - [j7]David J. Jeffrey:
Rectifying Transformations for the Integration of Rational Trigonometric Functions. J. Symb. Comput. 24(5): 563-573 (1997) - [c3]Robert M. Corless, David J. Jeffrey, Donald E. Knuth:
A Sequence of Series for the Lambert W Function. ISSAC 1997: 197-204 - [c2]David J. Jeffrey, George Labahn, Martin von Mohrenschildt, Albert D. Rich:
Integration of the Signum, Piecewise and Related Functions. ISSAC 1997: 324-330 - 1996
- [j6]Robert M. Corless, Gaston H. Gonnet, D. E. G. Hare, David J. Jeffrey, Donald E. Knuth:
On the LambertW function. Adv. Comput. Math. 5(1): 329-359 (1996) - [j5]Albert D. Rich, David J. Jeffrey:
Function evaluation on branch cuts. SIGSAM Bull. 30(2): 25-27 (1996) - [j4]Robert M. Corless, David J. Jeffrey:
The unwinding number. SIGSAM Bull. 30(2): 28-35 (1996) - 1994
- [j3]David J. Jeffrey, Albert D. Rich:
The evaluation of trigonometric integrals avoiding spurious discontinuities. ACM Trans. Math. Softw. 20(1): 124-135 (1994) - 1993
- [c1]David J. Jeffrey:
Integration to Obtain Expressions Valid on Domains of Maximum Extent. ISSAC 1993: 34-41 - 1992
- [j2]Robert M. Corless, David J. Jeffrey:
Well ... it isn't quite that simple. SIGSAM Bull. 26(3): 2-6 (1992) - 1990
- [j1]Robert M. Corless, David J. Jeffrey:
Solution of a Hydrodynamic Lubrication Problem with Maple. J. Symb. Comput. 9(4): 503-513 (1990)
Coauthor Index
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