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.

The big picture tag is for a "broad, overall view or perspective of an issue or problem."
190 questions
Machine learning and learning theory: PAC learning, algorithmic learning theory, and computational aspects of Bayesian inference and graphical models.
185 questions
Hardness of approximation, aka inapproximability.
184 questions
Questions whose answers are a big list of items (books, theorems, software, ...)
166 questions
Randomness is a key component of probabilistic algorithms, many combinatorial aarguments, the analysis of hashing functions, and in cryptography, among other applications.
158 questions
143 questions
Two graphs G, H are isomorphic if there is a relabeling of the vertices of G that produces H, and vice-versa. The graph isomorphism problem (GI) is to decide whether two given are isomorphic. In addit…
134 questions
Questions regarding the amount of communication needed to accomplish a computational task, when the information about the task is spread across several agents
132 questions
Theoretical issues related to the quantum treatment of information
125 questions
Questions about the formal languages that can be described by regular expressions (in the sense of Kleene), or, equivalently, the languages that can be accepted by finite automata.
123 questions
NP stands for Nondeterministic Polynomial time.
121 questions
An overlapping feature of type theory and type systems.
121 questions
The mathematical theory of codes, as used in communication, data compression, and cryptography.
119 questions
Given a sequence of elements, find a permutation such that the elements are in a certain order.
114 questions
Questions in category theory
112 questions
Theoretical questions in Distributed Computing
107 questions
Theoretical question related to Computer Science and Game Theory
107 questions
The study of the computational complexity of problems with respect to more than one parameter.
107 questions
A tree is a special type of graph which only allows for a hierarchical set of edges similar to a tree . Mathematically it is actually an arborescence. Trees have a root node and children nodes. In for…
104 questions
Questions in number theory
101 questions
Every randomized algorithm can be simulated by a deterministic algorithm, at the expense of an exponential increase in running time. Derandomization is about converting randomized algorithms into …
100 questions
Theoretical questions in Parallel Computing
100 questions
96 questions
This is a mathematical structure composed of a set of points or vertices and a set of connectors or edges. The edges connect the vertices and those vertices are directed. Also no cycles or in other wo…
95 questions
questions about definitions, terms, and common names in theoretical computer science.
93 questions
Questions regarding oracle machines in computational complexity theory. Oracles can serve as an indicator that a separation between complexity classes is beyond the scope of certain proof techniqu…
92 questions
3 4 5