Berlin, Stockholm, Paris, Beijer, 1914. 4to. Bound in contemporary half cloth. In ""Acta Mathematica Hrsg. von G. Mittag-Leffler."", Bd. 37. Entires issue offered. Fine and clean. Pp. 1-52.. [Entire volume: (4), 387, 20, 33, 22 pp.].
Reference : 49771
First printing where Bernstein shows that the limit 2nE_{2n}(|x|) exists, today it is often referred to as the Bernstein's constant. Bernstein's constant, usually denoted by the Greek letter ß (beta), and is approximately equal to 0.2801694990.
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