Dialogues Concerning Two New Sciences

Dialogues Concerning Two New Sciences (1638)
by Galileo Galilei, translated by Henry Crew and Alfonso De Salvio

Dialogues Concerning Two New Sciences, whose Italian title is Discorsi e Dimostrazioni Matematiche intorno a Due Nuove Scienze, was the last work of the Italian mathematician, astronomer and physicist Galileo Galilei, and is generally regarded today as his most important.

Galileo Galilei281042Dialogues Concerning Two New Sciences1638Henry Crew and Alfonso De Salvio

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Two New Sciences by Galileo

Appendix

This work is a translation and has a separate copyright status to the applicable copyright protections of the original content.

Original:

This work was published before January 1, 1929, and is in the public domain worldwide because the author died at least 100 years ago.

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Translation:

This work is in the public domain in the United States because it was published in 1638, before the cutoff of January 1, 1929.

The longest-living author of this work died in 1953, so this work is in the public domain in countries and areas where the copyright term is the author's life plus 70 years or less. This work may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.

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