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Notes and References
This item contains 5 references.
1Journal, 1904, XV, pp. 77-8
1Vol. XV, 1904, pp. 88-96.
3Krueger and myself in the Zeitschrift für Psychologie (44, P. 48)
4Parts of the printer's proofs have very kindly been looked over by Drs. Herglotz and Carathéodory (lecturers on mathematics, Univer- sity of Göttingen) and Dr. Ehrenfest, who have furnished valuable criticisms.
1Yule (Proc. R. Soc., Vol. LX)