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(Created page with "{{Short description|Mathematical formula expressing equality}} {{other uses}}{{Expand French}}thumb|right|300px|The first use of an equals sign, equivalent to 14''x'' + 15 = 71 in modern notation. From ''[[The Whetstone of Witte'' by Robert Recorde of Wales (1557).<ref name="Whetstone">Recorde, Robert, ''The Whetstone of Witte'' ... (London, England: {{not a typo|Jhon}} Kyngstone, 1557), [https://archive.org/stream/TheWhetstoneOfWitte...") |
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