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.

Questions about space resources of computations in computational complexity or algorithms.
85 questions
A matching is a subset of the edges of a graph, such that no edge in the subset shares a vertex with another.
83 questions
The history behind the topics: where their name comes from, who discovered them, when they were first proved, how they evolved during the years.
81 questions
Questions about or related to P vs. NP
78 questions
Used for questions about existing or possible proofs of a specific theorem or conjecture
76 questions
Questions regarding the treewidth of graphs. Graphs of low treewidth admit fast divide-and-conquer algorithms for many graph problems that are NP-hard on general graphs.
76 questions
Problems known to be open in the literature and any problem that, after being posed, is decided to be open by the community.
75 questions
Clustering is an unsupervised learning problem. It deals with finding "clusters" or groups in a collection of unlabeled data. A cluster is therefore a collection of objects which are “similar” and ar…
72 questions
Questions arising from applications of theoretical computer science in other areas of computer science research/practice or other subjects.
70 questions
Questions relating to the *practice* of research in theoryCS
69 questions
69 questions
66 questions
65 questions
65 questions
algorithms for parameterized problems where the run-time is polynomial in the input size, but depends arbitrarily on the parameter
64 questions
practical questions about doing research in theoretical computer science
63 questions
propositional proof systems and corresponding bounded arithmetic theories
63 questions
Theoretical questions about Artificial Intelligence
62 questions
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