long-standing problem
1long-standing — long|stand|ing [ˌlɔŋˈstændıŋ US ˌlo:ŋ ] adj having continued or existed for a long time ▪ a long standing member of the committee long standing debate/dispute etc ▪ a long standing feud between the two families ▪ the long standing problem of… …
2long-standing — adj. Long standing is used with these nouns: ↑advocate, ↑ambition, ↑animosity, ↑arrangement, ↑association, ↑belief, ↑boyfriend, ↑commitment, ↑conflict, ↑controversy, ↑convention, ↑ …
3standing — ► NOUN 1) position, status, or reputation. 2) duration: a problem of long standing. ► ADJECTIVE 1) (of a jump or start of a race) performed from rest or an upright position. 2) remaining in force or use: a standing invitation. 3) (of water)… …
4problem — {{Roman}}I.{{/Roman}} noun 1 sth that causes difficulties ADJECTIVE ▪ acute, big, enormous, grave, great, huge, important, major, serious, significant …
5Long jump — The long jump is an athletics (track and field) event in which athletes combine speed, strength, and agility in an attempt to leap as far from the take off point as possible.Competitors sprint down a runway (usually coated with the same… …
6Long house — In archaeology and anthropology, a long house or longhouse is a type of long, narrow, single room building built by peoples in various parts of the world including Asia, Europe and North America.Many were built from timber and often represent the …
7Congruence lattice problem — In mathematics, the congruence lattice problem asks whether every algebraic distributive lattice is isomorphic to the congruence lattice of some other lattice. The problem was posed by Robert P. Dilworth, and for many years it was one of the most …
8Travelling salesman problem — The travelling salesman problem (TSP) is an NP hard problem in combinatorial optimization studied in operations research and theoretical computer science. Given a list of cities and their pairwise distances, the task is to find a shortest… …
9Subset sum problem — In computer science, the subset sum problem is an important problem in complexity theory and cryptography. The problem is this: given a set of integers, does the sum of some non empty subset equal exactly zero? For example, given the set { −7, −3 …
10Species problem — The species problem is a mixture of difficult, related questions that often come up when biologists identify species and when they define the word species .One common but sometimes difficult question is how best to decide just which particular… …
