Mathematics
Hilbert space
Bounded function
Generalization
Operator (biology)
TRACE (psycholinguistics)
Operator theory
Linear operators
Pure mathematics
Nuclear operator
Characterization (materials science)
Separable space
Space (punctuation)
Operator algebra
Combinatorics
Discrete mathematics
Mathematical analysis
Physics
Finite-rank operator
Banach space
Computer science
Biochemistry
Chemistry
Linguistics
Philosophy
Optics
Repressor
Transcription factor
Gene
Operating system