Transposition

Transposition may refer to:

Logic and mathematics

Transposition (mathematics), a permutation which exchanges two elements and keeps all others fixed

Transposition, producing the transpose of a matrix AT, which is computed by swapping columns for rows in the matrix A

Transpose of a linear map

Transposition (logic), a rule of replacement in philosophical logic

Transpose relation, another name for converse relation

Games

Transposition (chess), different moves or a different move order leading to the same position, especially during the openings

Transposition table, used in computer games to speed up the search of the game tree

Biology

Transposition (birth defect), a group of congenital defects involving an abnormal spatial arrangement of tissue or organ

Transposition of the great vessels, cardiac transposition, a congenital heart defect with malformation of any of the major vessels

Transposition of teeth

Penoscrotal transposition

Transposition (horizontal gene transfer), the transfer of genetic material between organisms other than by vertical gene transfer

Transposons, or genetic transposition, a mutation in which a chromosomal segment is transferred to a new position on the same or another chromosome

Other uses

Transposition (law), the incorporation of the provisions of a European Union directive into a Member State's domestic law

Transposition (music), moving a note or collection of notes up or down in pitch by a constant number of semitones

Transposition (transmission lines), periodic swapping of positions of the conductors of a transmission line

Transposition cipher, an elementary cryptographic operation

Transposition, docking, and extraction an orbital maneuver performed on the Apollo lunar missions

Transposition, sleight of hand (magic), a performer appears to make two different objects ([usually] coins or cards) switch places with one another faster than physically possible.