```
```A mathematician walks into a bar. The punchline is left as an exercise for the reader. #mathsjoke

— Thomas Oléron Evans (@Mathistopheles) March 17, 2015

# A maths joke

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```
```A mathematician walks into a bar. The punchline is left as an exercise for the reader. #mathsjoke

— Thomas Oléron Evans (@Mathistopheles) March 17, 2015