Operator and dual operator bases in linear topological spaces
Operator and dual operator bases in linear topological spaces
A net <inline-formula content-type="math/mathml"> <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="StartSet upper S Subscript d Baseline colon d element-of upper D EndSet"> <mml:semantics> <mml:mrow> <mml:mo fence="false" stretchy="false">{</mml:mo> <mml:mrow class="MJX-TeXAtom-ORD"> <mml:msub> <mml:mi>S</mml:mi> <mml:mi>d</mml:mi> </mml:msub> </mml:mrow> <mml:mo>:</mml:mo> <mml:mi>d</mml:mi> <mml:mo>∈<!-- ∈ --></mml:mo> <mml:mi>D</mml:mi> <mml:mo fence="false" stretchy="false">}</mml:mo> </mml:mrow> <mml:annotation encoding="application/x-tex">\{ {S_d}:d \in D\}</mml:annotation> </mml:semantics> </mml:math> </inline-formula> of continuous …