As you might expect from its name, the "Difference Engine" is a strangely difficult object to describe. You might start by imagining the side of a large crib with uprights ringed by small metal wheels ...

Difference Engine A numerical table is a tool designed to save the time and labor of those engaged in computing work. The oldest tables which are preserved, were compiled in Babylon in the period 1800 ...

ディジタル式の計算機械の初期のものとして、Charles Babbageが1849年ころに設計したDifference Engineがある。 多項式 をマクローリン展開すると と表わされ、n次の多項式の場合はn+1項の和で表わされる。ここでf(0)、f(Δ)、f(2Δ)、…、f(nΔ)を計算し、f'(0)=Δf(Δ)-f(0 ...

Charles Babbage was born on 26 December 1791, probably in London, the son of a banker. He was often unwell as a child and was educated mainly at home. By the time he went to Cambridge University in ...

Thanks to computer, the biggest advancement in the 20th century is that thanks to computers, the existence of GIGAZINE is also thanks to its extraordinary ability to eat rice like a person like me, ...

This is the first printing calculator sold. From ancient times, scientists and mathematicians have calculated numerical tables. These tables were often rife with error, both from incorrect ...