OFFSET
1,2
LINKS
Alexandre Eremenko and Peter Yuditskii, An extremal problem for a class of entire functions
FORMULA
Solution to log(c + sqrt(c^2 + 1)) = sqrt(1 + 1/c^2).
EXAMPLE
1.5088795615383199289...
MATHEMATICA
FindRoot[Log[c + Sqrt[c^2 + 1]] == Sqrt[1 + 1/c^2], {c, 3/2}, WorkingPrecision -> 100][[1, 2]] // RealDigits[#, 10, 100]& // First
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Apr 04 2014
STATUS
approved