Transposition

• 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. • Transpose, a database of academic journal preprinting policies maintained by ASAPbio