Who gave the symbol of infinity_________?
Correct answer: D. Johne Walis
- A. Georg Cantor
- B. Michal Borde
- C. T.M Stross
- D. Johne Walis
Explanation
The infinity symbol ∞ was introduced by the English mathematician John Wallis in 1655. Georg Cantor later developed important theories about different sizes of infinity but did not introduce the symbol.
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About Inventions and Discoveries
Inventions and Discoveries covers the people, dates, principles and practical uses behind developments such as the wheel, printing press, telephone, electricity, radio, computer, internet, vaccines and space technology. It distinguishes an invention, which creates a device or process, from a discovery, which identifies something already present in nature.
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