Mathematics Branches, Topics, and Sub-Topics

A structured visual guide to the major mathematical areas and their relationships.

Search by code, branch, topic, subtopic, or a keyword from the descriptions.

14Mxx Special varieties

This subtopic studies special varieties, including rational, Fano, Calabi–Yau, and other distinguished classes that play central roles in modern geometry.

Specific topics

14M05 Varieties defined by ring conditions

Overview

14M05 studies varieties defined by ring conditions in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Varieties defined by ring conditions (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for varieties defined by ring conditions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M06 Linkage in algebraic geometry

Overview

14M06 studies linkage in algebraic geometry in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Linkage in algebraic geometry (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for linkage in algebraic geometry
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M07 Low codimension problems in algebraic geometry

Overview

14M07 studies low codimension problems in algebraic geometry in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Low codimension problems in algebraic geometry (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for low codimension problems in algebraic geometry
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M10 Complete intersections

Overview

14M10 studies complete intersections in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Complete intersections (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for complete intersections
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M12 Determinantal varieties

Overview

14M12 studies determinantal varieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Determinantal varieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for determinantal varieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M15 Grassmannians, Schubert varieties, flag manifolds

Overview

14M15 studies grassmannians, schubert varieties, flag manifolds in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Grassmannians, Schubert varieties, flag manifolds (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for grassmannians, schubert varieties, flag manifolds
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M17 Homogeneous spaces and generalizations

Overview

14M17 studies homogeneous spaces and generalizations in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Homogeneous spaces and generalizations (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for homogeneous spaces and generalizations
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M20 Rational and unirational varieties

Overview

14M20 studies rational and unirational varieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Rational and unirational varieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for rational and unirational varieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M22 Rationally connected varieties

Overview

14M22 studies rationally connected varieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Rationally connected varieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for rationally connected varieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M25 Toric varieties, Newton polyhedra, Okounkov bodies

Overview

14M25 studies toric varieties, newton polyhedra, okounkov bodies in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Toric varieties, Newton polyhedra, Okounkov bodies (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for toric varieties, newton polyhedra, okounkov bodies
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M27 Compactifications; symmetric and spherical varieties

Overview

14M27 studies compactifications; symmetric and spherical varieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Compactifications; symmetric and spherical varieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for compactifications; symmetric and spherical varieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M30 Supervarieties

Overview

14M30 studies supervarieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Supervarieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for supervarieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks

14M35 Character varieties

Overview

14M35 studies character varieties in special varieties in algebraic geometry. It emphasizes special geometric classes whose defining equations, symmetries, or combinatorial structures make them especially tractable and influential across modern algebraic geometry.

Related Wikipedia Page

Character varieties (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for character varieties
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to organize definitions, compare equivalent formulations, and support proof-driven or computational work in algebra and algebraic geometry.

Applications

  • Study of special geometric classes and their invariants
  • Connections to representation theory, combinatorics, and moduli
  • Applications to mirror symmetry, topology, and mathematical physics

References

Recommended Textbooks