His father was Canadian airman William Oughtred[1] and his mother was Englishwoman Dorothy Cornwell,
a member of the Women's Auxiliary Air Force.
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2
We could argue that the first computer was the abacus or its descendant, the slide rule,
invented by William Oughtred in 1622.
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The first ever calculation device“Abacus”,
was developed in 1622 by William Oughtred and was a simple frame fitted with strings
having beads around them.
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But some people also argue that the first computer was the abacus or its descendant, the slide rule,
invented by William Oughtred in 1622.