4d Theories, Fivebranes, and M-Theory
4d Theories, Fivebranes, and M-Theory
Abstract In this section, we study line operators in the 4d $$\mathcal {N}=2^*$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:msup> <mml:mn>2</mml:mn> <mml:mo>∗</mml:mo> </mml:msup> </mml:mrow> </mml:math> theories. A 4d $$\mathcal {N}=2$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>2</mml:mn> </mml:mrow> </mml:math> theory of class $$\mathcal {S}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mi>S</mml:mi> </mml:math> arises from a compactification …