Inside Out Library · Explore

Modern instruments and methods of calculation : a handbook of the Napier Tercentenary Exhibition (1914)

Horsburg, E. M. (Ellice Martin), Napier Tercentenary Exhibition (1914 : Edinburgh, Scotalnd) · London : G. Bell · leaf 140

An illustration from Modern instruments and methods of calculation : a handbook of the Napier Tercentenary Exhibition, 1914, leaf 140
dividend. As the machine does this by addingthe tens complements (compare the example on p. 107), there appear firstin the higher places of the carriage a number of nines, which become nothingson carrying over ten. If this continues up to the highest place, a processfor carrying over ten will also… … Fig. 51.—(f actual size.) Last carriage axle with the fittings for automatic check (appearance from above). without touching the projection xx of the bolt rg. This takes place at everyturn, as long as the dividend is still positive ; but if a still further subtractionof the divisor is carried out,…

Napier, John, 1550-1617 · Calculators · Mathematical instruments

Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

More pictures from Modern instruments and methods of calculation : a handbook of the Napier Tercentenary Exhibition

More like this