If a mathematician has an Erdős number of 2, what does it mean?
- The mathematician was a student of a student of Paul Erdős.
- The mathematician was a student of Paul Erdős.
- The mathematician has written a paper with someone who has written an academic paper with Paul Erdős.
- The mathematician has written an academic paper with Paul Erdős.
Answer
The correct answer is C) The mathematician has written a paper with someone who has written an academic paper with Paul Erdős..
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