The Measurers:
a Flemish Image of Mathematics in the Sixteenth Century

Figure 18
The square used to illustrate one of the properties of a semicircle.

From Adriaan Metius, ArithmeticŠ et geometriŠ practica (1611).

Enlarge image         Next figure         Previous figure         List of figures

(c) Museum of the History of Science, Broad Street, Oxford, England.