Question

write 4 lines about Pascaline, Napier’s bones, and Analytical engine​

Answer 1

Explanation:

Pascaline

• Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the early 17th century. ... He designed the machine to add and subtract two numbers directly and to perform multiplication and division through repeated addition or subtraction.

Napier's bones

• Napier's bones is a manually-operated calculating device created by John Napier of Merchiston, Scotland for the calculation of products and quotients of numbers. The method was based on lattice multiplication, and was also called 'rabdology', a word invented by Napier himself.

Analytical engine

• The Analytical Engine was a proposed mechanical general-purpose computer designed by English mathematician and computer pioneer Charles Babbage. It was first described in 1837 as the successor to Babbage's difference engine, a design for a simpler mechanical computer.

Answer 2

Answer:

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Explanation: