Mathematics Branches, Topics, and Sub-Topics

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11Axx Elementary number theory

This subtopic studies elementary number theory, including divisibility, congruences, primes, and the basic arithmetic tools that underlie much of analytic and algebraic number theory.

Specific topics

11A05 Multiplicative structure; Euclidean algorithm

Overview

11A05 examines multiplicative structure; euclidean algorithm within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Multiplicative structure; Euclidean algorithm (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for multiplicative structure; euclidean algorithm
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A07 Congruences; primitive roots; residue systems

Overview

11A07 examines congruences; primitive roots; residue systems within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Congruences; primitive roots; residue systems (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for congruences; primitive roots; residue systems
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A15 Power residues, reciprocity

Overview

11A15 examines power residues, reciprocity within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Power residues, reciprocity (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for power residues, reciprocity
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A25 Arithmetic functions; related numbers; inversion formulas

Overview

11A25 examines arithmetic functions; related numbers; inversion formulas within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Arithmetic functions; related numbers; inversion formulas (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for arithmetic functions; related numbers; inversion formulas
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A41 Primes

Overview

11A41 examines primes within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Primes (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for primes
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A51 Factorization; primality

Overview

11A51 examines factorization; primality within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Factorization; primality (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for factorization; primality
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A55 Continued fractions

Overview

11A55 examines continued fractions within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Continued fractions (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for continued fractions
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks

11A63 Radix representation; digital problems

Overview

11A63 examines radix representation; digital problems within elementary number theory. It emphasizes core definitions, typical theorem patterns, and computational viewpoints that are central in contemporary number theory.

Related Wikipedia Page

Radix representation; digital problems (Wikipedia)

Useful Links

Key Ideas

  • Precise formulations and standard examples for radix representation; digital problems
  • Proof techniques commonly used in elementary and analytic number theory
  • Connections to algorithms, asymptotics, and structural invariants

Typical Uses

Used to choose effective proof strategies, compare competing formulations, and frame research-level questions in number theory and adjacent areas.

Applications

  • Theoretical development in pure number theory
  • Algorithm design and computational experimentation
  • Cross-links to algebra, combinatorics, and cryptography

References

Recommended Textbooks