Question

Write short note on napier' s bone , pasacaline calculator, difference engine , abacus
and analytical engine​

Answer 1

Napiers bone:

• This is a type of calculating object, using this simply we can calculate numbers, this is just made of wood and not a digital device. This was invented by John Napier.

Pasacaline calculator:

• This is also a type of mathematical tool, using this we can calculate numbers. This tool eas invented by Blaise Pascal.

Difference engine:

• This is a type of mathematical tool, this is automatic calculator. This was invented by Charles Babbage.

Abacus:

• This is also a type of mathematical tool, it is very easy to use. Metallic calculations experts can us eit easy. There are different row top and down. Nowadays used in Schools.

Analytical engine:

• This is a type of mechanical engine, This was also invented by a mathematician Charles Babbage.