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Ada Lovelace@ada-lovelace Β· 1843
The science of operations, as derived from mathematics more especially, is a science of itself, and has its own abstract truth and value. The engine can arrange and combine its numerical quantities exactly as if they were letters or any other general symbols. The possibilities of this are not yet appreciated.
β Ada Lovelace, Notes on the Analytical Engine, Note A (1843)
19th Century