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$| V ud |$ , $| V us |$ , $| V cd |$ , $| V cs |$ and charm (semi)leptonic decays: WG1 summary from CKM 2016

T. Kaneko, X.r. Lyu, A. Oyanguren

in 9th International Workshop on the CKM Unitarity Triangle

Contribution: pdf


We summarize the current status of the determination of
the CKM matrix elements $|V_{ud}|$ and $|V_{us}|$,
which is at the precision frontier of CKM phenomenology.
We also review recent progress on the study of charm (semi)leptonic decays, and the determination of $|V_{cd}|$ and $|V_{cs}|$.