In applied mathematics, the numerical sign problem is the problem of numerically evaluating the integral of a highly oscillatory function of a large number...

of the numerical integration procedure. The problem is known as the numerical sign problem and can be alleviated with analytical and numerical convergence...

densities where the numerical sign problem does not interfere with calculations. Monte Carlo methods are free from the sign problem when applied to the...

(mathematics) Round-off error Kahan summation algorithm Numerical sign problem Accuracy and Stability of Numerical Algorithms, Nicholas J. Higham, ISBN 0-89871-355-2...

case of strong interactions, which leads to the well-known numerical sign problem. The problem originates from the repulsive part of the interaction potential...

generic approach to overcome the numerical sign problem that precludes simulations of many-body fermionic problems. Diagrammatic Monte Carlo works in...

forces acting between quarks and antiquarks in a meson. However, the numerical sign problem makes it difficult to use lattice methods to study QCD at high density...

multivariate function). In a probabilistic numerical algorithm, this process of approximation is thought of as a problem of estimation, inference or learning...

Hubbard-Stratonovich transformation, is impracticable, due to the so-called numerical sign problem (Baeurle 2002, Fredrickson 2002). The difficulty is related to the...

claimed that the inclusion of signed zero in IEEE 754 makes it much easier to achieve numerical accuracy in some critical problems, in particular when computing...

Numerical cognition is a subdiscipline of cognitive science that studies the cognitive, developmental and neural bases of numbers and mathematics. As...

circumvent the sign problem at finite baryonic chemical potentials or densities. The numerical sign problem is one of the major unsolved problems in the physics...

Because the method is free from the Numerical sign problem it allowed to solve previously untreatable fermionic problems. He is elected Fellow of the American...

for solutions of a nonlinear boundary value problem by spectral numerical methods." In Topics in Numerical Analysis (pp. 61–77). Springer, Vienna. Gidas...

field-theoretic representation is impracticable due to the so-called numerical sign problem (Baeurle 2002). The difficulty is related to the complex and oscillatory...

cannot be readily interpreted without the aid of a table to translate the numerical codes. Directive 92/58/EEC sets out standards for safety signage in workplaces...

numbers. Approximation usually occurs when an exact form or an exact numerical number is unknown or difficult to obtain. However some known form may...

A numerical digit (often shortened to just digit) or numeral is a single symbol used alone (such as "1"), or in combinations (such as "15"), to represent...

these are different can be shown by varying the problem so that these two probabilities have different numeric values. For example, assume the contestant knows...

sometimes to a prohibitive degree. That problem isn't unique to regula falsi: Other than bisection, all of the numerical equation-solving methods can have a...

The term year 2000 problem, or simply Y2K, refers to potential computer errors related to the formatting and storage of calendar data for dates in and...

nonrelativistic) two-body problem and for selected configurations with n > 2, in general n-body problems must be solved or simulated using numerical methods. For a...

summation of Feynman diagrammatic series which is free from the Numerical sign problem. He is an elected Fellow of the American Physical Society,  for...

them all. It was Turing-complete and able to solve "a large class of numerical problems" through reprogramming. ENIAC was designed by John Mauchly and J....

is not necessarily common. Mathematical word problems often include irrelevant qualitative or numerical information as an extra challenge. The disruption...

Ordinal data, a statistical data type consisting of numerical scores that exist on an arbitrary numerical scale Ordinal date, a simple form of expressing...

repeated random sampling to obtain numerical results. The underlying concept is to use randomness to solve problems that might be deterministic in principle...

interferometry Number density Numerical model of the Solar System Numerical relativity Numerical sign problem Numerical weather prediction Nuovo Cim....

geometric nonrobustness is a problem wherein branching decisions in computational geometry algorithms are based on approximate numerical computations, leading...

find a numerical solution to an equation, which, for some applications, can be entirely sufficient to solve some problem. There are also numerical methods...