Results 11 to 20 of about 426,018 (280)

E-strings, F 4, and D 4 triality

open access: yesJournal of High Energy Physics, 2023
We study the E-string theory on ℝ4 × T 2 with Wilson lines. We consider two examples where interesting automorphisms arise. In the first example, the spectrum is invariant under the F 4 Weyl group acting on the Wilson line parameters.
Kazuhiro Sakai
doaj   +1 more source

Size invariance in curve tracing [PDF]

open access: yesMemory & Cognition, 1991
Subjects decided whether two dots were on the same curve or on different curves in patterns consisting of two curves and two dots in displays that had an exposure duration of 200 msec or that remained in view until the subjects' response. The overall size of the patterns was varied by a factor of two. Furthermore, across experiments, we manipulated the
P, Jolicoeur, M, Ingleton
openaire   +2 more sources

Cascade of Invariant Curve Doubling Bifurcations and Quasi-Periodic Hénon Attractor in the Discrete Lorenz-84 Model [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Физика, 2020
Background and Objectives: Chaotic behavior is one of the fundamental properties of nonlinear dynamical systems, including maps. Chaos can be most easily and reliably diagnosed using the largest Lyapunov exponent, which will be positive for the chaotic ...
Popova, Elena Sergeevna   +2 more
doaj   +1 more source

On a class of invariant algebraic curves for Kukles systems

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
In this paper we give a new upper bound for the degree of a class of transversal to infinity invariant algebraic curves for polynomial Kukles systems of arbitrary degree.
Osvaldo Osuna   +2 more
doaj   +1 more source

Invariants of the Brill–Noether curve [PDF]

open access: yesAdvances in Geometry, 2017
Abstract For a projective nonsingular curve of genus g, the Brill–Noether locus W d r
Castorena, Abel   +2 more
openaire   +3 more sources

Real holomorphic curves and invariant global surfaces of section [PDF]

open access: yes, 2015
In this paper we prove that a dynamically convex starshaped hypersurface in $\mathbb{C}^2$ which is invariant under complex conjugation admits a global surface of section which is invariant under conjugation as well.
Frauenfelder, Urs, Kang, Jungsoo
core   +2 more sources

Explicit limit cycles of a class of Kolmogorov system

open access: yesUniversal Journal of Mathematics and Applications, 2018
A class of Kolmogorov differential system is introduced. It is shown that under suitable assumptions on degrees and parameters, algebraic limit cycles can occur. we propose an easy algorithm to test the existence of limit cycles and we give them explicit
Salah Benyoucef, Ahmed Bendjeddou
doaj   +1 more source

ON THE HASSE INVARIANTS OF ELLIPTIC CURVES

open access: yesKyushu Journal of Mathematics, 1994
Let \(p\) be a prime, and \(\mathbb{F}_p\) be the field of order \(p\). Binomial coefficients have an \(\mathbb{F}_p\)-analogue defined in terms of Jacobi sums. This paper establishes congruences modulo powers of \(p\) between these finite field binomial coefficients and ordinary ones.
Ishibashi, Makoto   +2 more
openaire   +2 more sources

Remarks on Legendrian Self-Linking [PDF]

open access: yes, 2018
The Thurston-Bennequin invariant provides one notion of self-linking for any homologically-trivial Legendrian curve in a contact three-manifold. Here we discuss related analytic notions of self-linking for Legendrian knots in Euclidean space.
Bender C.   +12 more
core   +3 more sources

The Connectedness of Space Curve Invariants [PDF]

open access: yesCompositio Mathematica, 1998
In this paper we will give necessary conditions for a Borel-fixed monomial ideal to be the generic initial ideal of a reduced, irreducible, non-degenerate curve in $P^3$ .
openaire   +2 more sources

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