History of computers

1
History of computers

• Early computer machine
• Analytical engine

2
Early computer machine

• Early computer machine was introduced 5000 years
  ago in Asia ,and abacus was considered the first
  computer
• First adding machine was invented by blaise
  Pascal, and it is called as Pascal's calculator
• The real computer was introduced by Charles
  babage which is called as difference engine

3
Analytical engine

• Babbage also introduced another machine called
  analytical 3engine