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Related papers: New 5-designs---revisited

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The main aim of this work is to present an explicit construction of a 2-design of ${\rm U}(2)$, relying only on a tool that belongs to every physicists toolbox: the theory of angular momentum. Unitary designs are a rich and fundamental…

Quantum Physics · Physics 2025-09-23 Rocco Maggi , Cosmo Lupo , Saverio Pascazio

Our goal in the present paper is to give a new ergodic proof of a well-known Veech's result, build upon our previous works.

Dynamical Systems · Mathematics 2017-03-07 Panagiotis Georgopoulos

We revisit Bressoud's generalized Borwein conjecture. Making use of new positivity-preserving transformations for q-binomial coefficients we establish the truth of infinitely many cases of the Bressoud conjecture. In addition, we prove new…

Number Theory · Mathematics 2020-06-23 Alexander Berkovich

A simple proof of the celebrated theorem of Lee and Yang is attempted in this short note.

Statistical Mechanics · Physics 2012-01-17 Ranjan Kumar Ghosh

Fifth order exact corrections to the non-singlet electron structure function in QED are the leading logarithmic approximation using the ad hoc exponentiation prescription proposed by Jadach and Ward and a recurence formula for the elements…

High Energy Physics - Theory · Physics 2016-09-06 Mariusz Przybycien

In this paper, the easier methods of my thesis are applied to give a simple proof of a theorem of Goussarov. The theorem relates two possible notions of finite type equivalence of knots, links or string links, showing that the resulting…

Geometric Topology · Mathematics 2007-05-23 Jim Conant

The main results in this note concern the characterization of the length of continua 1 (Theorems 2.5) and the parametrization of continua with finite length (Theorem 4.4). Using these results we give two independent and relatively…

Classical Analysis and ODEs · Mathematics 2017-10-06 Giovanni Alberti , Martino Ottolini

We give estimates on the number of combinatorial designs, which prove (and generalise) a conjecture of Wilson from 1974 on the number of Steiner Triple Systems. This paper also serves as an expository treatment of our recently developed…

Combinatorics · Mathematics 2015-04-14 Peter Keevash

We survey the classical results on the prime number theorem

Number Theory · Mathematics 2007-05-23 Yong-Cheol Kim

In this paper we study some determinant inequalities and matrix inequalities which have a geometrical flavour. We first examine some inequalities which place work of Macbeath [13] in a more general setting and also relate to recent work of…

Functional Analysis · Mathematics 2016-06-17 Ting Chen

A Gleason-type theorem is proved for two restricted classes of informationally complete POVMs in the qubit case. A particular (incomplete) Kochen-Specker colouring, suggested by Appleby in dimension three, is generalized to arbitrary…

Quantum Physics · Physics 2007-09-03 Helena Granstrom

Here I give a description of Alexandrov 4-point comparison via quadratic forms and then propose a natural 5-point condition which might have some future. Consider this note as a letter from me --- do not take it seriously.

Metric Geometry · Mathematics 2018-07-09 Anton Petrunin

In this note we show that McGee's {\omega}-inconsistency result can be derived from L\"ob's theorem.

Logic · Mathematics 2017-04-28 Johannes Stern

We give new proofs of some well-known results from Invariant Theorey using the Kempf-Ness theorem.

Algebraic Geometry · Mathematics 2007-05-23 Ivan V. Losev

We prove an identity for Littlewood--Richardson coefficients conjectured by Pelletier and Ressayre (arXiv:2005.09877). The proof relies on a novel birational involution defined over any semifield.

Combinatorics · Mathematics 2022-01-20 Darij Grinberg

These notes are designed to offer some (perhaps new) codicils to related work, a list of problems and conjectures seeking (preferably) combinatorial proofs. The main items are Eulerian polynomials and hook/contents of Young diagram, mostly…

Representation Theory · Mathematics 2022-08-26 Tewodros Amdeberhan

Question when rectangle can be tiled with similar copies of rectangles witch quetient of sides quadratic irrationalities. New proof of one part F. Sharov's theorem. Other close result.

Combinatorics · Mathematics 2017-11-28 Pavel Ryabov

We prove the `integrality of Taylor coefficients of mirror maps' conjecture for Greene--Plesser mirror pairs as a natural byproduct of an arithmetic refinement of homological mirror symmetry. We also prove homological mirror symmetry for…

Symplectic Geometry · Mathematics 2024-06-06 Sheel Ganatra , Andrew Hanlon , Jeff Hicks , Daniel Pomerleano , Nick Sheridan

In this short note, we give a new proof of a theorem of Arezzo-Tian on the existence of smooth geodesic rays tamed by a special degeneration.

Differential Geometry · Mathematics 2009-11-08 Song Sun

We discuss the method recently proposed by S. Chubanov for the linear feasibility problem. We present new, concise proofs and interpretations of some of his results. We then show how our proofs can be used to find strongly polynomial time…

Optimization and Control · Mathematics 2012-04-11 Amitabh Basu , Jesus De Loera , Mark Junod
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