The real analogue of a unitary matrix is an orthogonal matrix. Gran Colombia was constituted as a unitary centralist state. The sovereign state has since become a relatively stable unitary, presidential constitutional republic. The Netherlands is a representative parliamentary democracy organised as a unitary state. A central government is the government that is a controlling power over a unitary state. A unitary element is a generalization of a unitary operator. Constitution was passed, establishing a unitary monarchy. Quantum logic gates are represented by unitary matrices. Tymoshenko regards Ukraine as a "unitary and indivisible state". An orthogonal matrix A is necessarily invertible (with inverse ), unitary (), and normal (). Strictly, regionalists favour confederations over unitary nation states with strong central governments. This is characteristic of infinite-dimensional unitary representations of . It is the principal settlement of the Borough of Milton Keynes, a unitary authority. Then where is the compact subgroup of consisting of unitary transformations of . It is a unitary, parliamentary republic.