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Frederik Wellmann
A. MS.
MATHEMATICS (MS 1-278)
Numeration with a base other than 10. Sextal and secundal systems. The rules of arithmetic, e.g., rule of algebraic summation and the rule of "direct division."
Algebra, Arithmetic, Division, Enumeration, Mathematics, recreations of Mathematics, Secundal system of enumeration, Sextal system of enumeration
pp. 1-76, plus 53 rejected pages.
1907
199
n.p.
MATHEMATICS / MATHEMATICAL TEXTBOOKS
yes
