%I #63 Feb 01 2014 15:03:22
%S 3,4,7,7,6,0
%N Tau-electron mass ratio.
%H NIST, <a href="http://physics.nist.gov/cuu/Constants/index.html">Constants</a>.
%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Koide_formula">Koide formula</a>.
%F m(tau)/m(e) = 3477.60.
%K cons,nonn
%O 4,1
%A _Benoit Cloitre_, Apr 10 2003
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