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Correlation coefficient between two constants
reduced tau Compton wavelength
Numerical value
1.110 538 x 10
-16
m
Standard uncertainty
0.000 075 x 10
-16
m
Relative standard uncertainty
6.8 x 10
-5
Concise form
1.110 538(75) x 10
-16
m
Source: 2018 CODATA
recommended values
Definition of
uncertainty
Correlation coefficient with
any other constant
 
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electron mass
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