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# User:Michal Paulovic

From OeisWiki

- Amateur mathematician (not earning money like math professionals), usually programming and repairing computers for a living

- Interested in fixed points, near-integers and polynomials, having OEIS Level 3 after contributing to 15 sequences (since 2014)

# Favorite expressions

- e
^{(π * i)}+ 1 = 0 : Euler's identity, the relation between e, π, i, 1 and 0 by the means of exponentiation, multiplication and addition

- √5 / 2 + 1/2 = φ : Golden ratio, the ratio of the number of leaves to the number of turns on the stem of a plant with infinite height

- V - E + F = 2 : Euler's polyhedron formula, the relation between vertices, edges and faces of any convex or spherical polyhedron

- The magic square from Dürer's
*Melancolia I,*engraved in 1514, with magic constant (one of the square's eigenvalues) equal to 34

16 |
3 |
2 |
13 |

5 |
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8 |

9 |
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7 |
12 |

4 |
15 |
14 |
1 |