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Exact renormalization group at finite temperature

Exact renormalization group at finite temperature

Exact renormalization group at finite temperature

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THE TWO-LOOP ENTROPY<br />

-effectively a one-loop expression; residual interactions start <strong>at</strong> order three-loop<br />

-manifestly ultraviolet <strong>finite</strong><br />

-perturb<strong>at</strong>ively correct up to order<br />

g 3

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