EditorialAdding, subtracting and multiplying the flat figures, Addition, subtraction and multiplication of geometric figures, Tab. IX, p. 16, Tobias Mayer: Mathematischer Atlas, in welchem auf 60 Tabellen alle Theile der Mathematic vorgestellet und nicht allein...
EditorialAuxiliary for calculating, Fig. 1: Panel in addition, Fig. 2: Panel in subtracting, Fig. 3: Abacus Pythagoricus for multiplication u., Divide, Fig. 4: Table for multiplication and dividing, Fig. 5: Table for extracting the root numbers, Fig. 6: Table f...