Editing 1617 in science

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The year '''1617 in [[science]]''' and [[technology]] involved some significant events.

==Astronomy==
* [[Johannes Kepler]] begins to publish his ''[[Epitome astronomiæ Copernicanæ]]'' setting out his theory of [[elliptic orbit]]s.

==Mathematics==
* [[Napier's Bones]], a multiplication device invented by [[John Napier]] (who dies on April 4), is described in his ''[[Rabdology|Rabdologiæ]]'', published in [[Edinburgh]].
* [[Henry Briggs (mathematician)|Henry Briggs]]  publishes ''Logarithmorum Chilias Prima'', a modification of Napier's logarithms into [[common logarithm]]s.<ref>{{cite web|title=Henry Briggs|url=http://www.britannica.com/EBchecked/topic/79504/Henry-Briggs|work=[[Encyclopædia Britannica]]|accessdate=2014-09-25}}</ref>

==Medicine==
* The [[Worshipful Society of Apothecaries]] of London is granted a [[royal charter]], separating it from the [[Worshipful Company of Grocers|Grocers]].

==Births==
* July 13 ''(bapt.)'' – [[Ralph Cudworth]], [[Cambridge Platonists|Cambridge Platonist]] (died [[1688 in science|1688]]).

==Deaths==
* January 29 – [[William Butler (alchemist)|William Butler]], Irish|Irish [[alchemist]] (at sea) (born c. 1534).
* February 6 – [[Prospero Alpini]], Italian [[physician]] and [[botanist]] (born [[1553 in science|1553]]).
* February 11 – [[Giovanni Antonio Magini]], Italian [[astronomer]] (born [[1555 in science|1555]]).
* April 4 – [[John Napier]] of [[Merchiston]], [[mathematician]] (born [[1550 in science|1550]]).
* May 7 – [[David Fabricius]], [[Frisians|Frisian]] astronomer (born [[1564 in science|1564]]).
* December – [[William Butler (physician)|William Butler]], English physician (born [[1535 in science|1535]]).

==References==
{{reflist}}

[[Category:1617]]
[[Category:17th century in science]]
[[Category:1610s in science]]