Contact
cdoneill «at» sdsu.edu
GMCS Building, Room 570
5500 Campanile Dr
San Diego, CA 92182
U.S.A.
GMCS Building, Room 570
Math & Stats Department
San Diego State University5500 Campanile Dr
San Diego, CA 92182
U.S.A.
Talks
Oct 13, 2021 | Math Club, San Diego State University | |
Finite fields, block designs, and geometry | ||
Jan 9, 2021 | Slides | Commutative Rings: Ideals, Modules, and Factorizations, JMM Washington DC |
Length density and numerical semigroups | ||
May 2, 2020 | AMS Sectional, CSU Fresno (cancelled, COVID-19) | |
Using Macaulay2 from within R: the m2r package | ||
Feb 10, 2020 | Slides | Ring Theory Seminar, Ohio State University |
Computing the delta set of an affine semigroup: a status report | ||
Jan 17, 2020 | Slides | Getting Started in Undergraduate Research, JMM Denver |
Numerical semigroups - a sales pitch | ||
May 4, 2019 | Slides | Southern California Discrete Mathematics Symposium, Claremont McKenna College |
Enumerating numerical semigroups using polyhedral geometry | ||
Feb 22, 2019 | Seminar, United States Naval Academy | |
Random numerical semigroups | ||
Feb 22, 2019 | Math Club, United States Naval Academy | |
Finite fields and block designs | ||
Jan 16, 2019 | Slides | Commutative Ring Theory: Research for Undergraduate Students, JMM Baltimore |
Numerical semigroup invariants and eventually quasipolynomial behavior | ||
Oct 19, 2018 | Combinatorics Seminar, University of California San Diego | |
Random numerical semigroups | ||
Aug 4, 2018 | Slides | Inquiry-Based Learning Session, MathFest Denver |
Discovery learning in an interdisciplinary course on finite fields and applications | ||
May 9, 2018 | Slides | Discrete Mathematics Seminar, Technische Universität Berlin |
Computing the delta set of an affine semigroup: a status report | ||
Apr 30, 2018 | Geometry Seminar, Texas A&M University | |
Random numerical semigroups | ||
Apr 26, 2018 | Slides | Algebraic Statistics Seminar, Illinois Institute of Technology |
Computing the delta set of an affine semigroup: a status report | ||
Apr 18, 2018 | Algebra/Geometry/Combinatorics Seminar, San Francisco State University | |
Random numerical semigroups | ||
Apr 13, 2018 | Fletcher-Jones Math Seminar, University of San Diego | |
Random numerical semigroups | ||
Apr 12, 2018 | Seminar, San Diego State University | |
Finite fields, block designs, and geometry | ||
Apr 10, 2018 | Math Club, San Diego State University | |
Nonunique factorization | ||
Apr 8, 2018 | Slides | USTARS Conference, Reed College |
Augmented Hilbert series of numerical semigroups | ||
Apr 5, 2018 | Slides | CACAO Seminar, University of California Davis |
Computing the delta set of an affine semigroup: a status report | ||
Jan 12, 2018 | Slides | Combinatorial Commutative Algebra and Polytopes Session, JMM San Diego |
Augmented Hilbert series of numerical semigroups | ||
Oct 17, 2017 | Algebra, Number Theory, and Combinatorics Seminar, Sacramento State University | |
Random numerical semigroups | ||
Sep 12, 2017 | Algebra/Combinatorics Seminar, Claremont Center for the Mathematical Sciences | |
Random numerical semigroups | ||
Aug 3, 2017 | Slides | SIAM Applied Algebraic Geometry Meeting, Georgia Tech |
Using Macaulay2 from within R: the m2r package | ||
May 18, 2017 | Math Club, California State University East Bay | |
Invariants of non-unique factorization | ||
May 2, 2017 | CACAO Seminar, University of California Davis | |
Random numerical monoids | ||
Apr 29, 2017 | Slides | Bay Area Discrete (BAD) Math Day, San Jose State University |
Frobenius numbers of shifted numerical monoids | ||
Mar 21, 2017 | Slides | Algebra/Combinatorics Seminar, Claremont Center for the Mathematical Sciences |
Shifting numerical monoids | ||
Feb 24, 2017 | Slides | Algebraic Geometry Seminar, Duke University |
Shifting numerical monoids | ||
Jan 6, 2017 | Slides | Contributed Talk, JMM Atlanta |
On the periodicity of irreducible elements in arithmetical congruence monoids | ||
Dec 5, 2016 | Slides | Research Seminar, San Jose State University |
Shifting numerical monoids | ||
Nov 11, 2016 | Statictics Colloquium, Baylor University | |
An introduction to Gröbner bases | ||
Nov 7, 2016 | Undergraduate Lecture Series, University of California Berkeley | |
Invariants of non-unique factorization | ||
Nov 1, 2016 | CACAO Seminar, University of California Davis | |
What is a free resolution? | ||
Oct 26, 2016 | Slides | Sage Day, University of California Davis |
Numerical semigroups in Sage | ||
Sep 27, 2016 | Slides | CACAO Seminar, University of California Davis |
Invariants of non-unique factorization | ||
Sep 26, 2016 | Slides | Discrete Math Seminar, University of California Davis |
Minimal presentations of shifted numerical monoids | ||
May 7, 2016 | Slides | CombinaTexas, Texas A&M University |
Minimal presentations of shifted numerical monoids | ||
May 4, 2016 | Slides | Disc. Geom. and Alg. Comb. Conference, UT Rio Grande Valley |
Minimal presentations of shifted numerical monoids | ||
Mar 6, 2016 | Slides | AMS Sectional, University of Georgia |
Minimal presentations of shifted numerical monoids | ||
Feb 23, 2016 | Junior Algebraic Geometry Seminar, Texas A&M University | |
What is a resolution? | ||
Feb 16, 2016 | Math Club, Texas A&M University | |
An introduction to non-unique factorization theory | ||
Jan 9, 2016 | Slides | Contributed Talk, JMM Seattle |
Computing the delta set of a numerical monoid | ||
Oct 27, 2015 | Slides | PostDoc Colloquium, Texas A&M University |
Invariants of non-unique factorization | ||
Oct 14, 2015 | Slides | Colloquium, University of Hawaii Hilo |
Invariants of non-unique factorization | ||
Sep 9, 2015 | Colloquium, Sam Houston State University | |
On factorization invariants and Hilbert functions | ||
Jul 13, 2015 | Slides | Weekly Research Seminar, PURE Math REU |
Computing catenary degrees, delta sets, and ω-primality in numerical monoids | ||
Jun 13, 2015 | Slides | AMS-EMS-SPM Meeting, Porto, Portugal |
Computing delta sets and ω-primality in numerical monoids | ||
May 20, 2015 | Discrete Math Seminar, University of California Davis | |
On factorization invariants and Hilbert functions | ||
May 18, 2015 | Hypatian Seminar, University of California Santa Barbara | |
Introduction to Sage | ||
Apr 10, 2015 | Algebra and Discrete Math Seminar, Clemson University | |
On factorization invariants and Hilbert functions | ||
Mar 13, 2015 | Algebra and Combinatorics Seminar, Texas A&M University | |
On factorization invariants and Hilbert functions | ||
Feb 19, 2015 | Graduate Student Seminar, Texas A&M University | |
Matroids, and how to make your proofs multitask | ||
Feb 16, 2015 | Student Discrete Math Seminar, Texas A&M University | |
Ehrhart theory and lattice point enumeration in polytopes | ||
Jan 11, 2015 | Slides | Applied Discrete Math Session, JMM San Antonio |
Catenary degrees of elements in numerical monoids | ||
Jan 10, 2015 | Slides | Factorization Theory Session, JMM San Antonio |
The set of elasticities in numerical monoids | ||
Nov 21, 2014 | Slides | Algebra and Combinatorics Seminar, Texas A&M University |
Invariants of non-unique factorization | ||
Nov 11, 2014 | Slides | Student Discrete Math Seminar, Texas A&M University |
Invariants of non-unique factorization | ||
Oct 26, 2014 | Slides | AMS Sectional, San Francisco State University |
Catenary degrees of elements in numerical monoids | ||
Oct 21, 2014 | Slides | PostDoc Colloquium, Texas A&M University |
Invariants of non-unique factorization | ||
Sep 26, 2014 | Slides | Arithmetic and Ideal Theory of Rings and Semigroups, Graz, Austria |
How do you measure primality? | ||
Mar 28, 2014 | Slides | Algebra and Combinatorics Seminar, Texas A&M University |
Binomial irreducible decomposition | ||
Feb 25, 2014 | Slides | Symbolic Computation Seminar, North Carolina State University |
Binomial irreducible decomposition | ||
Feb 7, 2014 | Graduate Faculty Seminar, Duke University | |
Ehrhart theory and lattice point enumeration in polytopes | ||
Jan 18, 2014 | Slides | Contributed Talk, JMM Baltimore |
Binomial irreducible decomposition | ||
Apr 21, 2013 | Slides | Graduate Student Combinatorics Conference, University of Minnesota |
Binomial irreducible decomposition | ||
Mar 22, 2013 | Graduate Faculty Seminar, Duke University | |
Math Slam: Matroids, and how to make your proofs multitask | ||
Nov 2, 2012 | Graduate Faculty Seminar, Duke University | |
Mesoprimary decompositions of binomial ideals using monoid congruences | ||
Sep 7, 2012 | Graduate Faculty Seminar, San Francisco State University | |
Mesoprimary decompositions of binomial ideals using monoid congruences | ||
Nov 4, 2011 | Graduate Faculty Seminar, Duke University | |
Matroids, and how to make your proofs multitask | ||
Feb 11, 2011 | Graduate Faculty Seminar, Duke University | |
Ehrhart theory and lattice point enumeration in polytopes |