Professor,
Department of Mathematics & Statistics and
Department of Computer Science,
University of Calgary
Fellow, Association for Women in Mathematics
CONTACT
 Department of Mathematics & Statistics
 University of Calgary
2500 University Drive NW
 Calgary, Alberta, Canada T2N 1N4
 Phone: +14032206628
 Fax: +14032825150
 EMail: rscheidl@ucalgary.ca
 Web: cspages.ucalgary.ca/~rscheidl
ACADEMIC CREDENTIALS
 PhD, Computer Science, University of Manitoba (Canada), 1993
 Doctoral Dissertation: Applications of Algebraic Number Theory to Cryptography
Supervisor: Prof. H.C. Williams
 Diplom (BSc & MSc),
Mathematics, University of Cologne (Germany), 1987
 Diplomarbeit (Master's thesis): Algebra and Arithmetic of Cubic Forms and Cubic Number Fields
(in German)
Supervisor: Prof. W. Jehne
PROFESSIONAL EXPERIENCE
 Professor
 Department of Mathematics & Statistics, University of Calgary, since 2008
 Department of Computer Science, University of Calgary, since 2008
 Helene Lange Visiting Professor
 Department of Mathematics, Carl von Ossietzky Universtät Oldenburg, Germany, JanuaryDecember 2022
 Graduate Program Director
 Department of Mathematics & Statistics, University of Calgary, 20112016
 Associate Professor
 Department of Mathematics & Statistics, University of Calgary, 20012008
 Department of Computer Science, University of Calgary, 20012008
 Department of Mathematical Sciences, University of Delaware, 19992001
 Department of Computer & Information Sciences, University of Delaware (courtesy appointment), 19992001
 Assistant Professor
 Department of Computer & Information Sciences, University of Delaware (courtesy appointment), 19951999
 Department of Mathematical Sciences, University of Delaware, 19931999
HONOURS AND AWARDS
 KriegerNelson Prize, Canadian Mathematical Society, 2024
 Fellow, Association for Women in Mathematics, since 2022
RESEARCH GRANTS
 Sole Investigator
 NSERC Discovery Grant, 20192025
 NSERC Discovery Grant, 20112019
 NSERC Discovery Grant, 20062011
 NSERC Research Grant, 20022006
 NSA Young Investigator Grant, 20002003
 NSF Research Grant, 19961998
 University of Delaware Research Foundation (UDRF) Grant, 19941995
 Partner or Participant
 PIMS Collaborative Research Group on LFunctions in Analytic Number Theory (Group Leaders: A. Hamieh, H. Kadiri, G. Martin, N.Ng), 20222025
 PIMS Collaborative Research Group on Explicit Methods for Abelian Varieties (Group Leader: M. J. Jacobson Jr), 20152018
 PIMS Collaborative Research Group on LFunctions and Number Theory (Group Leader: M. Greenberg), 20102013
 CNRS Project for International Scientific Cooperation
(Principal Investigator M. J. Jacobson Jr, CoInvestigator L. Imbert), 20102013
 NSERC Research Tools and Instruments Grant (Principal Investigator: G. Chen), 2009
 NSERC Strategic Grant (Principal Investigator V. Dimitrov), 20042007
 MITACS Award (Principal Grant Holders H.C. Williams & A. Menezes), 20032007
 PIMS Collaborative Research Group on Number Theory (Group Leaders: Peter Borwein and David Boyd), 20032005
 University of Calgary Research Excellence Envelope, 20032005
 University of Calgary Capital StartUp, 20012003
RECENT PRESENTATIONS (past 6 years)
 Invited Research Presentations
 Orienteering on Supersingular Isogeny Volcanoes Using One Endomorphism
 LMFDB, Computation, and Number Theory (LuCaNT), Providence (Rhode Island, USA), July 14, 2023
 GAATI Laboratory, University of French Polynesia (Puna'auia, Tahiti), June 23, 2023
 Number Theory & Combinatorics Seminar, University of Lethbridge (Alberta, Canada), March 13, 2023
 International Conference on Class Groups, Number Fields and Related Topics, Kerala School of Mathematics, Kozhikode, India (online), November 21, 2022
 The AnkenyArtinChowla conjecture in actual and fake real quadratic orders
 Colloquium, University of Groningen (the Netherlands), November 1, 2022
 Colloquium, University of Oldenburg, May 18, 2022 (in German)
 Constructing imaginary quadratic fields with large nclass rank
 CMS Winter Meeting (online), December 4, 2021
 International Conference on Class Groups, Number Fields and Related Topics, Kerala School of Mathematics, Kozhikode, India (online), October 21, 2021
 Front Range Number Theory Day, University of Colorado Boulder (online), September 25, 2021
 Computing modular polynomials and isogeny graphs of rank 2 Drinfeld modules
 Algebraic Geometry, Number Theory and Applications, University of French Polynesia (Puna'auia, Tahiti), August 16, 2021
 Number Theory Web Seminar (online), April 22, 2021
 Hawai'i Number Theory (HINT), University of Hawai'i (Manoa, HI, USA), March 18, 2019
 Difference necklaces
 Mathematics Colloquium, University of Calgary (online), September 24, 2020
 Alberta Number Theory Days, Banff International Research Station (online), May 2, 2020
 A journey of cryptography in class groups of quadratic fields
 Mathematics Colloquium, University of Oregon (Eugene, OR, USA), March 2, 2020
 International Conference on Class Groups of Number Fields & Related Topics, Prayagraj (India), October 17, 2019
 Improved efficiency of a linearly homomorphic cryptosystem
 AMS Fall Central Sectional Meeting, University of Wisconsin (Madison, WI, USA), September 14, 2019
 Dan Shanks' CUFFQI algorithm resurrected
 Celebrating 75 Years of Mathematics of Computation, Providence (Rhode Island, USA), November 1, 2018
 CMS Summer Meeting, Fredericton (New Brunswick, Canada), June 3, 2018
 Numerical tests of two conjectures in fake real quadratic orders
 International conference on class groups of number fields & related topics, Allahabad (India), October 9, 2018
 Contributed Research Presentations
 Difference Necklaces  A Sequel
 54^{th} West Coast Number Theory Conference, Nevada State University, Henderson (Nevada, USA), December 18, 2023
 (Winner of the Selfridge prize for "exposing the audience to ham cycles and combinatorial explosions")
 Difference Necklaces
 50^{th} West Coast Number Theory Conference, Pacific Grove (California, USA), December 17, 2019
 Invited Public Lectures and Outreach Events
 Lecture, Class groups  factoring prime numbers (and yes, you read that right!), Coffee at the Lounge Series, University of Calgary, November 30, 2023
 Lecture, Factoring prime numbers, Association for Women in Mathematics Colloquium, University of Calgary, November 30, 2018
STUDENTS
 Postdoctoral
 Jack Klys (PhD, Mathematics, University of Toronto, Canada, 2017), 20182020
 Ha Tran (PhD, Mathematics, University of Tor Vergata Rome, Italy, 2015), 20162018
 Felix Fontein (PhD, Mathematics, University of Zuerich, Switzerland, 2008), 20092010
 Qingquan Wu (PhD, Mathematics, University of Illinois, 2007), 20082010
 Pieter Rozenhart (PhD, Mathematics, University of Calgary, 2009), 2009
 Eric Landquist (PhD, Mathematics, University of Illinois, 2009), 2009
 Stephane Lemieux (PhD, Mathematics, University of Alberta, 2004), 20042006
 Roger Patterson (PhD, Mathematics, Macquarie University, Australia, 2004), 20042006
 Doctoral
 Doeon (Andrew) Cha, PhD, Mathematics, University of Calgary (expected 2028)
 Fatemeh Jalalvand, PhD, Mathematics, University of Calgary (expected 2025)
 Edgar Pacheco Castan, PhD, Mathematics, University of Calgary (expected 2025)
 Pedro Jose Sobrevilla Moreno, PhD, Mathematics, University of Calgary (expected 2025)
 Qinglong Luo, PhD, Mathematics, University of Calgary (expected 2024)
 Sumin Leem, PhD, Mathematics, University of Calgary, 2023
 Perlas Caranay, PhD, Mathematics, University of Calgary, 2018
 Monireh Rezai Rad, PhD, Mathematics, University of Calgary, 2016
 Colin Weir, PhD, Mathematics, University of Calgary, 2013
 Adrian Tang, PhD, Mathematics, University of Calgary, 2011
 Eric Landquist, PhD, Mathematics, University of Illinois, 2009
 Pieter Rozenhart, PhD, Mathematics, University of Calgary, 2009
 Qingquan Wu, PhD, Mathematics, University of Illinois, 2007
 Master's
 Vincent Macri, MSc, Mathematics, University of Calgary (expected 2025)
 Jonathan Webster, MSc, Computer Science, University of Calgary (expected 2024)
 Qinglong Luo, MSc, Mathematics, University of Calgary, 2019
 Evan MacNeil, MSc, Mathematics, Universty of Calgary, 2019
 Parthasarathi Das, MSc, Computer Science, University of Calgary, 2019
 Honyan Wang, MSc, Mathematics, University of Calgary, 2016
 Vanessa Dixon, MSc, Mathematics, University of Calgary, 2011
 Perlas Caranay, MSc, Mathematics, University of Calgary, 2009
 Manisha Parmar, MSc, Computer Science, University of Calgary, 2008
 Karel Bergmann, MSc, Computer Science, University of Calgary, 2007
 Taysia Krivoruchko, MSc, Computer Science, University of Calgary, 2007
 Nick Sullivan, MSc, Mathematics, University of Calgary, 2007
 Richard Cannings, MSc, Mathematics & Computer Science, University of Calgary, 2004
 Daniel Weimer, Diplom (MSc), Mathematics, Technical University of Darmstadt (Germany), 2004
 Brendan Oseen, MSc, Mathematics, University of Calgary, 2003
 Undergraduate
 Janelle Wiebe, BSc Honours, Mathematics, University of Calgary, 2022
 Christian Bagshaw, BSc Honours, Mathematics, University of Calgary, 2021
 Madelin Entz, BSc Honours, Mathematics, University of Calgary, 2020
 Boonyarit (Ken) Intiyot, BSc Honors, Mathematics, University of Delaware, 1998
 Other
 Antoine Leudiere, Visiting PhD student, University of Lorraine (Nancy, France), SeptemberNovember 2023
 Approximately 40 undergraduate summer research and capstone course projects, since 2001
TEACHING
 University of Calgary
 CPSC/PMAT 669 Cryptography
 CPSC/PMAT 629 Elliptic Curves and Cryptography
 CPSC 601.94 Topics in Computational Algebraic Number Theory
 PMAT 529/649 Advanced Cryptography and Cryptanalysis
 PMAT 503.04 Modern Cryptography and Cryptanalysis
 CPSC 502 Research Project
 CPSC 429 Applied Cryptography
 PMAT 429 Cryptography  Design and Analysis of Cryptosystems
 CPSC/PMAT 418/MATH 318 Introduction to Cryptography
 CPSC 413 Design and Analysis of Algorithms I
 MATH 401 Topics in Cryptography
 PMAT 329 Introduction to Cryptography
 PMAT 317 Honours Algebra I
 PMAT 315 Algebra I
 CPSC 313 Introduction to Computability
 CPSC 251 Theoretical Foundations of Compuer Science
 MATH 211 Linear Methods I
 Carl von Ossietzky Universtät Oldenburg
 mat 715 Algebraic Curves and Functions (Algebraische Kurven und Funktionen, in German)
 mat 335 Introduction to Number Theory and Computer Algebra (Einführung in die Zahlentheorie und Computeralgebra, in German)
 University of Waterloo
 M135 Algebra
 University of Delaware
 MATH826 Topics in Cryptography
 MATH672 Vector Spaces
 MATH650 Abstract Algebra
 MATH567 Discrete Mathematics for Secondary Teachers
 MATH466 Introduction to Number Theory and Cryptography (independent study)
 MATH466 Cryptography (independent study)
 MATH451 Abstract Algebra
 MATH389 Graph Theory
 MATH315 Discrete Mathematics II
 MATH222 Calculus II
 MATH221 Calculus I
 MATH210 Discrete Mathematics I
 University of Manitoba
 74.327 Formal Languages and Automata
 74.120 Introductory Computer Science
 74.100 Information Technology for Management
 Special Graduate Teaching
 An Introduction to Global Function Fields (3 lectures)

PIMS Summer School on Inclusive Paths to Number Theory, University of Calgary (Alberta, Canada), August 2327, 2021
 Introduction to Function Fields (5 lectures)

UNCG Summer School in Computational Number Theory 2016, University of North Carolina Greensboro (North Carolina, USA), May 30  June 3, 2016
 Function Fields and Curves (2 lectures)
 FieldsTIMC Workshop on Functions and Geometries over Finite Fields, Carleton University (Ottawa, Ontario, Canada), July 89, 2015
 Algorithmic Number Theory in Function Fields (6 lectures)
 Distinguished Graduate Lecture Series, Ewha Womans University (Seoul, South Korea), Fall 2014
 Global Function Fields from an Algorithmic Perspective (5 lectures)
 RMMC Graduate Summer School, University of Wyoming (Laramie, Wyoming, USA), Summer 2006
 Number Theoretic Cryptology (4 weeks)
 AARMS Graduate Summer School, Memorial University (St. John's, Newfoundland, Canada), Summer 2004
EDITORIAL BOARDS
 Journals
 Contributions to Discrete Mathematics, CoEditorinChief, since 2023
 Advances in Mathematics of Communications, since 2006
 SIAM Journal on Applied Algebra and Geometry, 20162020
 Mathematics of Computation, 20072014
 Special Volumes
 WIN5  Women in Numbers 5: Research Directions in Number Theory (A. Bucur, W, Ho and R. Scheidler, eds), Association for Women in Mathematics Series 33, Springer, to appear in 2024.
 Proceedings of the 13th Algorithmic Number Theory Symposium (ANTSXIII) (R. Scheidler and J. Sorenson, eds), The Open Book Series, vol. 2, Mathematical Sciences Publishers, 2019
 GEOCRYPT 2013 (S. Ballet, G. Bisson, R. Oyono, R. Scheidler and N. Theriault, eds), Advances in Mathematicss of Communications 8 (2014), no. 4 (special issue)
 WIN  Women in Numbers: Research Directions in Number Theory (A. Cojocaru, K. Lauter, R. Pries and R. Scheidler, eds), Fields Institute Communications, vol. 60, American Mathematical Society, 2011
REVIEW PANELS
 Member, Pacific Institute for the Mathematical Sciences (PIMS) PDF Review Panel, since 2023
 Member, Selection Committee, AWMMicrosoft Research Prize in Algebra and Number Theory, 20162021

 Member, NSERC Evaluation Group 1508 Mathematics & Statistics, 20152018

 Member, Evaluation Committee, INRIA Research Theme Algorithmics, Computer Algebra and Cryptography, 2015
 Member, Pacific Institute for the Mathematical Sciences (PIMS) PDF Review Panel, 20122014
 Member, Alberta Ingenuity ICT Graduate Application Review Panel, 20102011
 Judge, MITACS Student Poster Competition, 2005
 Judge, CanadaWide High School and Junior High School Science Fair, University of Calgary, 2003
 Reviewer of a Proposed PhD Program, Ontario Council on Graduate Studies, 2002
CONFERENCE COMMITTEES
 Steering Committees
 Algorithmic Number Theory Symposia series, cochair 20182020, member 20202028
 Scientific Program Committees
 ANTSXVI, July 1519, 2024, MIT, Boston (Massachusetts, USA)
 MathCrypt 2021, August 15, 2021 (online)
 SAC 2019, August 1216, 2019, University of Waterloo (Ontario, Canada)
 ANTSXIII (CoChair), July 1620, 2018, University of Wisconsin, Madison (Wisconsin, USA)
 AG15, August 37, 2015, Daejeon (South Korea)
 ANTSXI, August 711, 2014, Gyeongju (South Korea)
 GeoCrypt 2013, October 711, 2013, Pape'ete, Tahiti (French Polynesia)
 SAC 2013, August 1416, 2013, Simon Fraser University, Burnaby (Alberta, Canada)
 ECC 2010, October 1921, 2010, Seattle (Washington, USA)
 CHiLE 2009, March 1620, 2009, Frutillar (Chile)
 ANTSVI, June 1318, 2004, Burlington (Vermont, USA)
 Organizing Committees
 BIRS 23w5175 WIN6  Women in Numbers 6, March 2631, 2023, Banff (Alberta, Canada)
 BIRS 21w2505 Alberta Number Theory Days XIII, November 57, 2021, Banff (Alberta, Canada)
 BIRS 20w5175 WIN5  Women in Numbers 5, November 1620, 2020, Banff (Alberta, Canada) (event cancelled, virtual research collaborations only)

Unsolved Problems in Number Theory: a tribute to Richard K. Guy and his contributions to number theory, October 2, 2020, University of Calgary (Alberta, Canada)
 Special Session on Emerging Connections with Number Theory, AMS Spring Central and Western Joint Sectional Meeting, March 2224, 2019, University of Hawaii Manoa (Hawai'i, USA)
 CNTAXIV, June 2024, 2016, University of Calgary (Alberta, Canada)
 Graduate Summer School on Explicit Methods for Abelian Varieties, June 1618, 2016, University of Calgary (Alberta, Canada)
 Computational Number Theory minisymposium, CAIMSAMMCS Congress, June 712, 2015, Wilfrid Laurier University, Waterloo (Ontario, Canada)
 Experimental Methods in Number Theory session, CMS Summer Meeting, June 47, 2013, Dalhousie University, Halifax (Nova Scotia, Canada)
 CNTA 2012, June 1722, 2012, University of Lethbrige (Alberta, Canada)
 ECC 2009, August 2426, 2009 , University of Calgary (Alberta, Canada)
 Graduate Summer School on Elliptic Curves, August 1922, 2009, University of Calgary (Alberta, Canada)
 Alberta Number Theory Day, April 30, 2009, University of Calgary (Alberta, Canada)
 BIRS 08w5112 WIN  Women in Numbers, November 27, 2008, Banff (Alberta, Canada)
 ANTSVIII, May 1722, 2008, Banff (Alberta, Canada)  Chair
 Thematic Program in Cryptography, August  December 2006, Fields Institute, University of Toronto (Ontario, Canada)
 Workshop on Computational Challenges Arising in Algorithmic Number Theory and Cryptography, October 30  Nov. 3, 2006, Fields Institute, University of Toronto (Ontario, Canada)  Chair
 Number Theory Conference in Honour of Prof. H. C. Williams' 60th Birthday, May 2430, 2003, Banff (Alberta, Canada)
MEMBERSHIPS AND AFFILIATIONS
 Research Institutes
 Board Member, Institute for Security, Privacy and Information Assurance, University of Calgary, since 2013
 Affiliate Member, Institute for Quantum Science and Technology, University of Calgary, since 2013
 Member, Steering Committee, Institute for Security, Privacy and Information Assurance, University of Calgary, 20102013
 Affiliate Member, Institute for Quantum Information Science, University of Calgary, 20022013
 Research Associate, Alberta Informatics Circle of Research Excellence, 20012011
 Member, Management Board, Centre for Information Security and Cryptography, University of Calgary, 20012007
 Organizations and Societies
 Member, Board of Directors, Number Theory Foundation, since 2020
 Budget Officer and Steering Committee Member, Women in Numbers, since 2015
 Member, Association for Women in Mathematics, since 2011
 Member, Canadian Mathematical Society, since 2001
 CoFounder, Women in Numbers, 2006
 Member, American Mathematical Society, 19912001
Renate Scheidler's home page
Renate Scheidler's publications