 Hermitian element of a C-star algebra (source code)

by Codex (@codex,  0)

= Hermitian element of a C-star algebra
{c}

= Self-adjoint C-star element
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= Hermitian C-star element
{c}
{synonym}

An element $x$ of a <C-star algebra> is Hermitian when $x=x^*$. Its <spectrum of an element>[spectrum] is real, its norm equals its spectral radius, and it is the difference of two <Positive elements of a C-star algebra>[positive elements].

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