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ORCIDCordian Riener
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2020 – today
- 2025
[j12]Philippe Moustrou, Cordian Riener, Thorsten Theobald, Hugues Verdure:
Symmetric SAGE and SONC forms, exactness and quantitative gaps. J. Symb. Comput. 127: 102374 (2025)- [j11]Sebastian Debus, Charu Goel, Salma Kuhlmann, Cordian Riener:
On nonnegative invariant quartics in type A. J. Symb. Comput. 128: 102393 (2025) - 2024
- [j10]Evelyne Hubert
, Tobias Metzlaff, Cordian Riener:
Orbit Spaces of Weyl Groups Acting on Compact Tori: A Unified and Explicit Polynomial Description. SIAM J. Appl. Algebra Geom. 8(3): 612-649 (2024) - [c3]Cordian Riener, Robin Schabert, Thi Xuan Vu:
Connectivity in Symmetric Semi-Algebraic Sets. ISSAC 2024: 162-169 - [i10]Cordian Riener, Robin Schabert, Thi Xuan Vu:
Connectivity in Symmetric Semi-Algebraic Sets. CoRR abs/2404.09749 (2024) - 2023
- [j9]Sebastian Debus, Cordian Riener:
Reflection groups and cones of sums of squares. J. Symb. Comput. 119: 112-144 (2023) - [c2]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 - [i9]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
- [j8]Evelyne Hubert, Tobias Metzlaff, Philippe Moustrou, Cordian Riener:
T-orbit spaces of multiplicative actions and applications. ACM Commun. Comput. Algebra 56(2): 72-75 (2022) - [j7]Saugata Basu, Cordian Riener:
Vandermonde Varieties, Mirrored Spaces, and the Cohomology of Symmetric Semi-algebraic Sets. Found. Comput. Math. 22(5): 1395-1462 (2022) - [j6]Philippe Moustrou, Helen Naumann, Cordian Riener, Thorsten Theobald, Hugues Verdure:
Symmetry Reduction in AM/GM-Based Optimization. SIAM J. Optim. 32(2): 765-785 (2022) - [i8]Cordian Riener, Robin Schabert:
Linear slices of hyperbolic polynomials and positivity of symmetric polynomial functions. CoRR abs/2203.08727 (2022) - 2021
- [j5]Grigoriy Blekherman, Cordian Riener:
Symmetric Non-Negative Forms and Sums of Squares. Discret. Comput. Geom. 65(3): 764-799 (2021) - [j4]Philippe Moustrou, Cordian Riener, Hugues Verdure:
Symmetric ideals, Specht polynomials and solutions to symmetric systems of equations. J. Symb. Comput. 107: 106-121 (2021) - [i7]István Miklós, Cordian Riener:
#P-hardness proofs of matrix immanants evaluated on restricted matrices. CoRR abs/2103.04934 (2021)
2010 – 2019
- 2018
- [j3]Cordian Riener, Markus Schweighofer:
Optimization approaches to quadrature: New characterizations of Gaussian quadrature on the line and quadrature with few nodes on plane algebraic curves, on the plane and in higher dimensions. J. Complex. 45: 22-54 (2018) - [c1]Cordian Riener, Mohab Safey El Din:
Real Root Finding for Equivariant Semi-algebraic Systems. ISSAC 2018: 335-342 - [i6]Cordian Riener, Mohab Safey El Din:
Real root finding for equivariant semi-algebraic systems. CoRR abs/1806.08121 (2018) - 2016
- [j2]Paul Görlach, Cordian Riener, Tillmann Weißer:
Deciding positivity of multisymmetric polynomials. J. Symb. Comput. 74: 603-616 (2016) - [i5]Saugata Basu, Cordian Riener:
Efficient algorithms for computing the Euler-Poincaré characteristic of symmetric semi-algebraic sets. CoRR abs/1608.06828 (2016) - [i4]Saugata Basu, Cordian Riener:
On the equivariant Betti numbers of symmetric semi-algebraic sets: vanishing, bounds and algorithms. CoRR abs/1610.04946 (2016) - 2015
- [i3]Saugata Basu, Cordian Riener:
On the isotypic decomposition of cohomology modules of symmetric semi-algebraic sets: polynomial bounds on multiplicities. CoRR abs/1503.00138 (2015) - 2013
- [j1]Cordian Riener, Thorsten Theobald, Lina Jansson Andrén, Jean B. Lasserre:
Exploiting Symmetries in SDP-Relaxations for Polynomial Optimization. Math. Oper. Res. 38(1): 122-141 (2013) - [i2]Saugata Basu, Cordian Riener:
Bounding the equivariant Betti numbers and computing the generalized Euler-Poincaré characteristic of symmetric semi-algebraic sets. CoRR abs/1312.6582 (2013) - 2011
- [i1]Cordian Riener, Thorsten Theobald, Lina Jansson Andrén, Jean B. Lasserre:
Exploiting symmetries in SDP-relaxations for polynomial optimization. CoRR abs/1103.0486 (2011)
Coauthor Index
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