Adjective

• (prosody) Using or containing strophes.
• (music) Of a song, composed so that every stanza is set to the same music.

Antonyms

• (having each stanza set to the same music): through-composed

Adjective

• Having the quality of oneness.
• (government, of a system of government or administration) That concentrates power in a single body, rather than sharing it with more local bodies.
• (mathematics, of an algebra) That contains an identity element.
• (mathematics, linear algebra, mathematical analysis, of a matrix or operator) Whose inverse is equal to its adjoint.

Synonyms

• (that contains an identity element): unital

Antonyms

• (that concentrates power in a single body): federalist

Related terms

• unitariness
• unitarily
• unitarity

Examples

• If yes–no questions are CPs containing a null yes–no question operator in spec-CP, we can arrive at a unitary characterisation of questions as CPs with an interrogative specifier.
• a unitary authority
• a unitary state
• The eigenvectors of an orthogonal or unitary operator, corresponding to different eigenvalues, are orthogonal.
• In essence we are looking for some way to average the individual unitary matrices Uk. But a linear combination of unitary matrices does not remain unitary.
• We then repeat the same procedure to the × block unitary matrix using two-level unitary matrices.

Noun

• (Britain) A unitary council.
• (mathematics) A unitary matrix or operator.

Examples

• Outside the metropolitan areas most councils are now elected en bloc every four years.
• Since ergodicity and mixing are expressible in terms of the induced Koopman unitaries they are not additional invariants.
• Can unitaries in a unital C*-algebra with real rank zero be approximated by unitaries with finite spectrum?