Now imagine what would happened if Euclid's books (and Newton's Principia) were Copyrighted until today.
That's confusing copyright with patents. The right to publish Newton's books is separate from being able to apply the knowledge which a patent protects. Note that math equations cannot be patented.
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That's confusing copyright with patents. The right to publish Newton's books is separate from being able to apply the knowledge which a patent protects. Note that math equations cannot be patented.