thomas xavier del colmar
who invented the first mechanical digital calculator
The first calculator was never launched, because it was in fact a mechanical calculator.
The introduction of the 1st mechanical calculator was invented in Europe. This type of calculator production then spread world wide. The first ever was invented by Willhelm Schickard.
Blaise Pascal
To find out how it is used to mechanical students would be to know what it is. Is it a calculator or a Rubicon.
Blaise built the calculator in france in a town called rouen.
blaise pascal
use calculator
The Difference Engine was an automatic, mechanical calculator.
pascal
pascaline
abacus is the first manual mechanical calculator