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… 1844 • 1845 • 1846 – 1847 – 1848 • 1849 • 1850 … … 1810s • 1820s • 1830s – 1840s – 1850s • 1860s • 1870s … … 18th century – 19th century – 20th century …
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The year 1847 in science and technology involved some significant events, listed below.

Contents 1 Mathematics 2 Medicine 3 Physics 4 Awards 5 Births 6 Deaths

[edit] Mathematics

• George Boole formalizes symbolic logic in The Mathematical Analysis of Logic, defining what is now called Boolean algebra

[edit] Medicine

• Ignaz Semmelweis studies and prevents the transmission of puerperal fever

[edit] Physics

• Hermann von Helmholtz formally states the law of conservation of energy

[edit] Awards

• Copley Medal: John Herschel
• Wollaston Medal for Geology: Ami Boué

[edit] Births

• February 11 - Thomas Edison (d. 1931), inventor.
• March 3 - Alexander Graham Bell (d. 1922), inventor.

[edit] Deaths

• March 9 - Mary Anning (b. 1799), paleontologist.