Computer science
Hamming distance
Key (lock)
Encryption
Degree (music)
Algorithm
Hamming code
Matrix (chemical analysis)
Diagonal
Block matrix
Theoretical computer science
Public-key cryptography
Rank (graph theory)
Mathematics
Combinatorics
Block code
Decoding methods
Physics
Computer security
Materials science
Geometry
Eigenvalues and eigenvectors
Quantum mechanics
Acoustics
Composite material
Operating system
