English
Related papers

Related papers: On The Pinch Technique Beyond One Loop

200 papers

Robotic manipulation and control has increased in importance in recent years. However, state of the art techniques still have limitations when required to operate in real world applications. This paper explores Hindsight Experience Replay…

Robotics · Computer Science 2022-09-27 Francisco Roldan Sanchez , Stephen Redmond , Kevin McGuinness , Noel O'Connor

This technical report presents an introduction to different aspects of multi-fingered robot grasping. After having introduced relevant mathematical background for modeling, form and force closure are discussed. Next, we present an overview…

Robotics · Computer Science 2016-07-25 Stefano Carpin , Shuo Liu , Joe Falco , Karl Van Wyk

We consider the problem of packing congruent circles with the maximum radius in a unit square as a mathematical optimization problem. Due to the presence of non-overlapping constraints, this problem is a notoriously difficult nonconvex…

Optimization and Control · Mathematics 2024-04-05 Aida Khajavirad

A general approach is established for deriving one-shot performance bounds for information-theoretic problems on general alphabets beyond countable alphabets. It is mainly based on the quantization idea and a novel form of "likelihood…

Information Theory · Computer Science 2016-07-12 Shengtian Yang , Thomas Honold , Zhaoyang Zhang

A new scheme for the numerical evaluation of the one-loop self-energy correction to all orders in Z \alpha is presented. The scheme proposed inherits the attractive features of the standard potential-expansion method but yields a…

Atomic Physics · Physics 2009-11-11 Vladimir A. Yerokhin , Krzysztof Pachucki , Vladimir M. Shabaev

An attempt of a new kind of complexity anthropology is considered.

Other Computer Science · Computer Science 2009-04-21 Michael A. Popov

Problems occurring in physically important non-trivial examples of loop calculations are discussed. A procedure of deriving expansions of two-loop self-energy diagrams with different masses is constructed. The cases of small and large…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. I. Davydychev

We describe constructions of extended formulations that establish a certain relaxed version of the Hirsch conjecture and prove that if there is a pivot rule for the simplex algorithm for which one can bound the number of steps by a…

Combinatorics · Mathematics 2024-09-25 Volker Kaibel , Kirill Kukharenko

How can complexity theory and algorithms benefit from practical advances in computing? We give a short overview of some prior work using practical computing to attack problems in computational complexity and algorithms, informally describe…

Computational Complexity · Computer Science 2008-11-11 Ryan Williams

The unitarity method for calculating one-loop amplitudes provides algorithms of polynomial complexity. This is primarily beneficial for the computation of multi-leg one loop amplitudes and it is therefore of great interest to develop a…

High Energy Physics - Phenomenology · Physics 2009-04-14 R. Keith Ellis , Walter T. Giele , Zoltan Kunszt

A range of issues in the field of hyperon physics is presented, together with an assessment of where important challenges remain.

High Energy Physics - Phenomenology · Physics 2007-05-23 Barry R. Holstein

We present a method of computing any one-loop integral in lattice perturbation theory by systematically expanding around its continuum limit. At any order in the expansion in the lattice spacing, the result can be written as a sum of…

High Energy Physics - Phenomenology · Physics 2009-11-07 Thomas Becher , Kirill Melnikov

We consider the reachability problem on transition systems corresponding to succinct one-counter machines, that is, machines where the counter is incremented or decremented by a value given in binary.

Logic in Computer Science · Computer Science 2014-07-21 Paul Hunter

We comment on some apparently weak points in the novel strategies recently developed by various authors aiming at a proof of the Riemann hypothesis. After noting the existence of relevant previous papers where similar tools have been used,…

Mathematical Physics · Physics 2008-11-26 E. Elizalde , V. Moretti , S. Zerbini

We compute the one-loop corrections to the tachyon potentials in both, bosonic and supersymmetric, cases by worldsheet methods. In the process, we also get some insight on tachyon condensation from the viewpoint of closed string modes and…

High Energy Physics - Theory · Physics 2011-07-19 Oleg Andreev , Tassilo Ott

Techniques to achieve various forms of test coverage, such as branch coverage, typically do not iterate loops; in other words, they treat a loop as a conditional, executed zero or one time. Existing work by the author and collaborators…

Software Engineering · Computer Science 2024-08-13 Bertrand Meyer

We discuss the practical problems arising when constructing any (new or old) scales on slide rules, i.e. realizing the theory in the practice. This might help anyone in planning and realizing (mainly the magnitude and labeling of) new…

History and Overview · Mathematics 2017-06-15 Istvan Szalkai , Ace Hoffman

We present a semi-numerical method to compute one-loop corrections to processes involving many particles. We treat in detail cases with up to five external legs and massless internal propagators, although the method is more general.

High Energy Physics - Phenomenology · Physics 2008-11-26 G. Zanderighi

This paper shows that pinched hysteresis can be observed in simple nonlinear resonance circuits containing a single diode that behaves as a voltage-controlled switch. Mathematical models are derived and numerically validated for both series…

Systems and Control · Electrical Eng. & Systems 2020-10-13 A. S. Elwakil , M. E. Fouda , S. Majzoub , A. G. Radwan

In these lectures we briefly cover some of the main lines of research in particle physics beyond the Standard Model.

High Energy Physics - Phenomenology · Physics 2012-02-08 A. Pomarol