The c. 1865 typeface Fletcher is similar in its purely geometric construction.
The geometric construction of arithmetic operations cannot be carried out in either of these cases.
One reason was their interest in geometric constructions, going beyond compass and straightedge.
The cross is a geometric construction of two perpendicular lines or bands.
However, as far as fields are concerned, there also is a geometric construction.
It is another simple geometric construction, a long smooth blue ellipsoid a couple of feet in length.
This can be proven, for instance, by appealing to Viennot's geometric construction.
The geometric construction of Q as an intersection form is with modern tools possible algebraically.
A geometric construction of one such design is given in Transylvanian lottery.
They are rather the building blocks of geometric constructions.
