Abstract
IT seems to me that the elegant arithmetical notation for ancestors proposed by Mr. Galton in his recent letter to NATURE (September 6, p. 435) may be further simplified. The modification consists in first counting the grades and then counting the species of the grades, as shown in the following diagram:—
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MACFARLANE, A. Arithmetical Notation of Kinship. Nature 28, 588 (1883). https://doi.org/10.1038/028588b0
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DOI: https://doi.org/10.1038/028588b0
