Blaise Pascal and Wilhelm Schickard one of those
There is no single mathematical formula and no single inventor. Furthermore, there are sometimes different (though equivalent) formulaefor the same calculation.
Jhon Shepherd Barron
The first adding calculator machine was invented by Blaise Pascal.
* * === ===
Leonardo da Vinci. Experts mean the sketch does not really show an adding machine, but a ratio machine.
Blaise Pascal and Wilhelm Schickard one of those
Elijah McCoy, a black inventor, did not invent the washing machine. The modern washing machine was invented by James King in 1851.
The adding machine is actually a calculator. but in the mid 1642's it was called an adding machine. it was used to help with mathimatics
lathe machine hour
Hiram Maxim
Cavemen, the wheel.
Alexander Bain
Hiram Maxim
Hiram Maxim
christopher solis
There is no single mathematical formula and no single inventor. Furthermore, there are sometimes different (though equivalent) formulaefor the same calculation.