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Open Access Publications from the University of California

Quarter Tables Revisited: Earlier Tables, Division of Labor in Table Construction, and Later Implementations in Analog Computers


Quarter-Squares were in use both earlier and more recently than the era from 1876 to 1951 covered in a previous article [22]. These include both earlier printed tables and incorporation into analog computers. Also considered herein are the means by which such tables were constructed, and the social hierarchy developed in conjunction with the division of labor among workers of quite different levels of mathematical expertise.

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