A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

A means of solving ordinary and partial differential equations. The domain of the problem is broken up into elements, and the solution in each element is expanded in a basis of functions. The Finite …
Questions on the algorithmic/computational aspects of linear algebra, including the solution of linear systems, least squares problems, eigenproblems, and other such matters.
intended for questions on methods for the (constrained or unconstrained) minimization or maximization of functions.
A general purpose high-level programming language that emphasizes ease of code syntax and readability.
Partial differential equations (PDEs) are equations that relate the partial derivatives of a function of more than one variable. This tag is intended for questions on modeling phenomena with PDEs, sol…
866 questions
Referring to the discretization of derivatives by Finite differences, and its applications to numerical solutions of partial differential equations.
Questions about the numerical programming language MATLAB.
812 questions
The study of the properties of fluids and gases in motion
628 questions
For questions about using and representing matrices on a computer in order to solve computational problems. Should generally also include a tag about the specific property/problem you are solving (e.g…
594 questions
A description of the specific steps needed to solve a particular problem in an unambiguous way, expressed in an abstract form.
567 questions
Ordinary Differential Equations (ODEs) contain functions of only one independent variable, and one or more of their derivatives with respect to that variable. This tag is intended for questions on mod…
524 questions
Construction and analysis of algorithms to compute approximate discrete solutions of continuous problems. A canonical example is the approximation of derivatives via difference quotients.
478 questions
Computational physics is the study and implementation of numerical algorithms to solve problems in physics for which a quantitative theory already exists.
451 questions
For questions regarding the choice and/or appropriateness of conditions necessary to model a particular phenomenon with a partial differential equations.
406 questions
Referring to methods for solving linear systems of equations.
389 questions
Solution of nonlinear systems of equations. The equations might be algebraic or differential equations.
335 questions
For questions about writing C++ computational code or utilizing libraries written with C++.
The study of solving computational problems by exploiting the use of multiple processors simultaneously.
321 questions
Questions related to storage, assembly, operations, and other aspects of dealing with sparse matrices, for which only non-zero elements are stored. Questions that do not with sparse matrices directly,…
318 questions
Questions about optimization problems subject to additional constraints.
294 questions
A method which produces a sequence of numerical approximations which converges (provided technical conditions are satisfied) to the solution of a problem, generally through repeated applications of so…
292 questions
Eigenvalues are a special set of scalars associated with a linear system of equations (i.e., a matrix equation) that are sometimes also known as characteristic roots, characteristic values (Hoffman an…
286 questions
The study of efficient algorithms and data structures to solve various problems involving point sets, line segments, polygons, polyhedra, simplices, etc.
280 questions
Simulation is the process of mimicking the behaviour of a real physical process or system using a representative model.
272 questions
for requests for books, papers, and citations.
270 questions
Referring to the discretization of partial differential equations using Finite Volume Method.
261 questions
SciPy is a Python-based ecosystem of open-source software for mathematics, science, and engineering.
253 questions
Convex Optimization is a special case of mathematical optimization where the feasible region is convex and the objective is to either minimize a convex function or maximize a concave function.
247 questions
For questions about solving, analyzing, or creating differential equations to model some system. If possible, include specific tags about the type of differential equation (e.g. [tag:pde], [tag:ode], …
The study of the propagation of errors in a numerical algorithm.
213 questions
For questions related to integration on computers. This can include numerical approximations of integrals (e.g. Monte Carlo, quadrature, FEM, RK4) and algorithms/software to obtain analytical derivati…
202 questions
Questions related to whether the sequence of iterates generated by an iterative method has one or more limit points, and if those limit points have the correct properties.
199 questions
Questions about libraries and standalone software designed or well-suited for scientific or numerical calculations.
195 questions
Interpolation is the process of estimating the values of a function, when the function's values are known only at a particular set of points. Questions on interpolation in one or more dimensions, as w…
194 questions
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