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In 1557, Robert Recorde first introduced the symbol = (equality sign) to avoid the tediouse repitition of the wordoes: 'is equalle to'. https://t.co/WuXUZMOKos
In 1557, Robert Recorde first introduced the symbol = (equality sign) to avoid the tediouse repitition of the wordoes: 'is equalle to'. https://t.co/WuXUZMOKos