intersection (redirected from carrefour)

intersection

Maths

a. a point or set of points common to two or more geometric configurations

b. the set of elements that are common to two sets

c. the operation that yields that set from a pair of given sets. Symbol: ∩, as in A ∩ B

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intersection [‚in·tər′sek·shən]

(civil engineering)

A point of junction or crossing of two or more roadways.

A surveying method in which a plane table is used alternately at each end of a measured baseline.

(mathematics)

The point, or set of points, that is common to two or more geometric configurations.

For two sets, the set consisting of all elements common to both of the sets. Also known as meet.

For two fuzzy setsAandB, the fuzzy set whose membership function has a value at any elementxthat is the minimum of the values of the membership functions ofAandBatx.

The intersection of two Boolean matricesAandB, with the same number of rows and columns, is the Boolean matrix whose elementc_ijin rowiand columnjis the intersection of corresponding elementsa_ijinAandb_ijinB.