Type A and type B trace anomalies are shown to match between the unbroken and spontaneously broken phases of conformal field theories, with new dispersive sum rules constraining dilaton couplings to massive states.
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Analyticity Constraints and Trace Anomaly Matching
Type A and type B trace anomalies are shown to match between the unbroken and spontaneously broken phases of conformal field theories, with new dispersive sum rules constraining dilaton couplings to massive states.