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References to 'Euler's polyhedron theorem'
1. colorings of plane graphs by marijke
2. Euler's polyhedron theorem, proof of by mps
3. Hessian and inflexion points by rspuzio
4. Poincar\'e formula by CWoo
5. polyhedron by Mathprof
6. proof of crossing lemma by bbukh
7. proof of Tauber's convergence theorem by rmilson
8. spiral motion of a particle by perucho
9. the top 10 most beautiful theorems by PrimeFan
10. top ten coolest numbers by rspuzio