Matrix

/mˈe‍ɪtɹɪks/

/ˈmeɪtɹɪks/

Matrix

(mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules

mold used in the production of phonograph records, type, or other relief surface

the formative tissue at the base of a nail

the body substance in which tissue cells are embedded

synonyms : ground substance

intercellular substance

an enclosure within which something originates or develops (from the Latin for womb)

(geology) a mass of fine-grained rock in which fossils, crystals, or gems are embedded

Examples

1. let A be a square matrix of order n

2. Matrices are everywhere.

3. Now, matrix scalar multiplication, very similar idea.

4. So matrices do the same thing.