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McCulloch & Pitts model the neuron as logic

Engraving of PurkinjeCell
Engraving after a drawing by Santiago Ramón y Cajal, Public domain, via Wikimedia Commons. Redrawn and re-inked for iown.si.

Warren McCulloch and Walter Pitts publish “A Logical Calculus of the Ideas Immanent in Nervous Activity”, describing networks of idealised threshold neurons that can compute logical functions.

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