Mathematics Branches, Topics, and Sub-Topics

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65Fxx Numerical linear algebra

This subtopic introduces the core ideas in numerical linear algebra, including foundational concepts, standard methods, and the main questions used to organize the area. Typical uses include building mathematical background, framing related research problems, and supporting applications in neighboring fields where these concepts provide useful structure.

Specific topics

65F05 Direct numerical methods for linear systems and matrix equations

Overview

Direct numerical methods for linear systems and matrix equations. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F08 Preconditioners for iterative methods

Overview

Preconditioners for iterative methods. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F10 Iterative numerical methods for linear systems

Overview

Iterative numerical methods for linear systems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F15 Numerical computation of eigenvalues and eigenvectors of matrices

Overview

Numerical computation of eigenvalues and eigenvectors of matrices. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F18 Numerical solution to inverse eigenvalue problems

Overview

Numerical solution to inverse eigenvalue problems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F20 Numerical solutions to overdetermined systems, pseudoinverses

Overview

Numerical solutions to overdetermined systems, pseudoinverses. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F22 Ill-posedness and regularization of linear systems

Overview

Ill-posedness and regularization of linear systems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F25 Orthogonalization in numerical linear algebra

Overview

Orthogonalization in numerical linear algebra. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F30 Other numerical algorithms for eigenvalue problems

Overview

Other numerical algorithms for eigenvalue problems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F35 Numerical computation of matrix norms, conditioning, scaling

Overview

Numerical computation of matrix norms, conditioning, scaling. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F40 Numerical computation with sparse matrices

Overview

Numerical computation with sparse matrices. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F45 Null-space methods for linear systems

Overview

Null-space methods for linear systems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F50 Sparse matrix algorithms

Overview

Sparse matrix algorithms. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F55 Parallel numerical methods for linear systems

Overview

Parallel numerical methods for linear systems. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks

65F60 Numerical computation of matrix functions

Overview

Numerical computation of matrix functions. This topic studies numerical linear algebra, including matrix factorizations, eigenproblems, and large-scale linear systems.

Related Wikipedia Page

Wikipedia: Numerical linear algebra

Useful Links

Key Ideas

  • stable matrix factorizations
  • iterative and direct solvers
  • conditioning and backward error

Typical Uses

Used to solve large algebraic systems and spectral problems arising throughout scientific computing.

Applications

  • Simulation and PDE discretizations
  • Data science and dimensionality reduction
  • Control and inverse problems

References

Recommended Textbooks