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.
Type to find tags: |
homework× 13328
welcome as long as they are asked honestly, explain the problem, and show sufficient effort. Please do not use this as the only tag for a question.
For the answers on homework…
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calculus× 9583
For basic questions about limits, derivatives, integrals, and applications, mainly of one-variable functions.
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real-analysis× 9522
Theoretical foundations of calculus: limits, convergence of sequences, construction of the real numbers, least upper bound property, and related analysis topics such as continuity, differentiation, in…
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linear-algebra× 9207
concerned with vector spaces of all dimensions and linear transformations between them. This includes: systems of linear equations, Hamel basis, dimension, matrices, determinant, tra…
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probability× 7557
for basic questions about probability and for questions in which one wants to calculate a probability, expected value, variance, standard deviation, or similar quantity. For questions abou…
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abstract-algebra× 6836
a study of algebraic objects. Some of the more common algebraic objects are Groups, Rings, Fields, Vector spaces, Modules, and other advanced topics.
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general-topology× 5050
Everything involving general topological spaces: generation and description of topologies; open and closed sets, neighborhoods; interior, closure; connectedness; compactness; separation axioms; bases;…
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combinatorics× 4922
Permutations, combinations, bijective proofs, generating functions
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sequences-and-series× 4698
Recurrence relations, convergence tests, identifying sequences
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group-theory× 4548
The study of symmetry: groups, subgroups, homomorphisms, actions
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geometry× 4526
shape, congruence, similarity, transformations, properties of classes of figures, points, lines, angles
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complex-analysis× 4376
The theory of functions of one complex variable with an emphasis on the theory of complex analytic (or holomorphic) functions of one complex variable. Typical topics include: Cauchy's integral formula…
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algebra-precalculus× 4227
linear, exponential, logarithmic, polynomial, rational, and trigonometric functions, conic sections, binomial, surds, graphs and transformations of graphs, equation- and system-solving, and other symb…
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analysis× 4130
Mathematical Analysis generally, including Real Analysis, Harmonic Analysis, Complex Variable Theory, the Calculus of Variations, Measure Theory, and Non-Standard Analysis.
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number-theory× 4079
Questions on more advanced topics of number theory. Consider first if (elementary-number-theory) might be a more appropriate tag before adding this tag.
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matrices× 4050
For any topic related to matrices. This includes: systems of linear equations, eigenvalues and eigenvectors (diagonalization, triangularization), determinant, trace, characteristic polynomial, adjugat…
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functional-analysis× 3848
the study of infinite-dimensional vector spaces, often with additional structures (inner product, norm, topology), with typical examples given by function spaces. The subject al…
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elementary-number-theory× 3256
Questions on congruences, linear diophantine equations, greatest common divisor, divisibility, etc.
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measure-theory× 3201
Questions relating to measures, measure spaces, Lebesgue integration and the like.
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statistics× 3143
the study of statistics from a mathematical standpoint, using probability theory as well as other branches of mathematics such as linear algebra and analysis.
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integral× 3078
Questions on the evaluation of definite and indefinite integrals
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differential-equations× 2885
Questions on (ordinary) differential equations. For questions specifically concerning partial differential equations, use the (pde) tag.
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reference-request× 2833
for questions where the poster seeks references (books, articles, etc.) about a particular subject. Please do not use this as the only tag for a question.
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probability-theory× 2801
formulated on the footing of measure theory. Use this tag if your question is about this theoretical footing (for example probability spaces, random variables, law of l…
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algebraic-geometry× 2752
The study of geometric objects defined by polynomial equations. Algebraic curves, such as elliptic curves, and more generally algebraic varieties, schemes, etc.
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limit× 2446
Questions on the evaluation of limits.
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differential-geometry× 2341
the application of differential calculus in the setting of smooth manifolds (curves, surfaces and higher dimensional examples). Modern differential geometry focuses "geometric…
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elementary-set-theory× 2294
for elementary questions on set theory - the sort of material covered in "Chapter 0" of graduate texts and in undergraduate set theory texts. Topics include intersections and unions, de Mo…
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functions× 2288
Elementary questions about functions, notation, properties, and operations such as function composition.
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trigonometry× 2204
Trigonometric functions (both geometric and circular), relationships between lengths and angles in triangles, and other topics relating to measuring triangles.
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graph-theory× 2179
for questions in graph theory. Here a graph is a collections of vertices and connecting edges. Use (graphing-functions) instead if your question is about graphing or plotting functions.
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logic× 2133
Questions about logic and mathematical logic, including model theory, proof theory, computability theory (a.k.a. recursion theory), and non-standard logics. Consider using one of the following tags: m…
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multivariable-calculus× 2127
for questions about differential and integral calculus with more than one independent variable. Some related tags are (differential-geometry), (real-analysis), and (differential-equations…
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commutative-algebra× 2095
Questions about commutative rings, their ideals, and their modules.
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algebraic-topology× 2048
Questions about algebraic methods and invariants to study and classify topological spaces: homotopy groups, (co)-homology groups, and beyond.
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integration× 1992
All aspects of integration, including the definition of the integral and computing indefinite integrals (antiderivatives).
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