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Search for [Formula presented] Violation in [Formula presented] Decays

Search for [Formula presented] Violation in [Formula presented] Decays

We search and find no evidence for CP violation in tau decays into the K(pi)nu(tau) final state. We provide limits on the imaginary part of the coupling constant Lambda describing a relative contribution of the CP violating processes with respect to the standard model to be -0.172<Im(Lambda)<0.067 at 90% C.L.