Operator theory
Mathematics
Finite-rank operator
Quasinormal operator
Operator (biology)
Linear operators
Bounded operator
Compact operator
Banach space
Pure mathematics
Bounded function
Fredholm operator
Nilpotent
Nuclear operator
Compact operator on Hilbert space
Class (philosophy)
Operator norm
Fredholm theory
Unbounded operator
Fredholm integral equation
Mathematical analysis
Computer science
Integral equation
Repressor
Artificial intelligence
Chemistry
Biochemistry
Transcription factor
Programming language
Extension (predicate logic)
Gene