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Roos","submitted_at":"1994-08-24T09:10:58Z","abstract_excerpt":"We fit the ${\\cal CKM}$-matrix to all recent data with the following free parameters: three mixing angles, the CP-violating angle $\\delta$ in the Maiani parametrisation, the top quark mass $m_t$, and the product $f_B{\\cal B}_{\\B}^{1/2}$, where $f_B$ is the $B$-meson decay parameter and ${\\cal B}_{\\B}$ is the bag parameter. Our fits span a contiguous region in the $(f_B{\\cal B}_{\\B}^{1/2},\\ \\cos\\delta)$--plane, limited by $0.117\\lsim f_B{\\cal B}_{\\B}^{1/2}/{\\rm GeV}\\lsim 0.231$ and --0.95 $\\lsim$ $\\cos\\delta$ $\\lsim$ 0.70. 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