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John Venn is 180

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Today is the 180th Birthday of John Venn, inventor of the often-misused mathematical staple the Venn Diagram. In celebration, Google have made today’s Google Doodle be a playful interactive toy where you can select two categories and it’ll show you something in the intersection.

Here’s some of our other favourite Venn diagrams from the internet:

Enjoy Venn-day! I hope that your day is the middle bit of a Venn diagram where the two circles are ‘excellent’ and ‘enjoyable’.

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