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Lecture 2

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Natural Science
NATS 1700
Zbigniew Stachniak

Lecture 2 - Where There Is Life, There Are Numbers: Pre- History of Computing - Numbers are abstract concepts representing quantities. - Species other than humans use some form of counting to discrete quantities. (Animals) - German zoologist O. Koehler said animals couldn’t count for they lack numbers. o Koehler’s experiment had the signal number to the birds and the lid number being represented in different manners/different images. o Koehler trained his birds to open consecutive boxes with mealworms until the birds collected the exact number of worms as indicated by the signal number. o What Koehler’s experiments indicate is that some animals can, after training, grasp the idea of an unnamed number and counting: to perform
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