membership problem
1Semi-membership — In mathematics and theoretical computer science, the semi membership problem for a set is the problem of deciding which of two possible elements is logically more likely to belong to that set; alternatively, given two elements of which exactly… …
2Word problem for groups — In mathematics, especially in the area of abstract algebra known as combinatorial group theory, the word problem for a recursively presented group G is the algorithmic problem of deciding whether two words represent the same element. Although it… …
3P versus NP problem — Unsolved problems in computer science Is P = NP ? …
4Boolean satisfiability problem — For the concept in mathematical logic, see Satisfiability. 3SAT redirects here. For the Central European television network, see 3sat. In computer science, satisfiability (often written in all capitals or abbreviated SAT) is the problem of… …
5P = NP problem — The relationship between the complexity classes P and NP is an unsolved question in theoretical computer science. It is considered to be the most important problem in the field – the Clay Mathematics Institute has offered a $1 million US prize… …
6Decision problem — A decision problem has only two possible outputs, yes or no (or alternately 1 or 0) on any input. In computability theory and computational complexity theory, a decision problem is a question in some formal system with a yes or no answer,… …
7Hilbert's tenth problem — is the tenth on the list of Hilbert s problems of 1900. Its statement is as follows:Given a Diophantine equation with any number of unknown quantities and with rational integral numerical coefficients: To devise a process according to which it… …
8British Chess Problem Society — The British Chess Problem Society is the oldest chess problem society in the world. [cite news |first=Nigel |last=Short |authorlink=Nigel Short |title=The Sunday chess column |url=http://www.telegraph.co.uk/arts/main.jhtml;sessionid=H3PMS0XK5QTTRQ… …
9Nomad (motorcycle-club membership) — A Nomad in a motorcycle club has authority delegated by the National President to enforce club rules and behavior.Most club members wear a territorial rocker (or the bottom patch on the back of the jacket) which signifies what city, state, or… …
10Nomad (motorcycle club membership) — A Nomad in an outlaw motorcycle club has authority delegated by the National President to enforce club rules and behavior. Most club members wear a territorial rocker (i.e., the bottom patch on the back of the jacket) which signifies what… …
