# New in *MathWorld* -- March
2018

### Friday March 30, 2018

### Thursday March 29, 2018

- Bipartite Double Graph (modified)

### Tuesday March 27, 2018

- Complete Bipartite Graph (modified)
- Graph Dimension
- Unit-Distance Graph (modified)

### Monday March 26, 2018

- Cactus Graph (modified)
- Fullerene (modified)
- Unit-Distance Graph (modified)

### Friday March 23, 2018

- Hamiltonian Cycle (modified)
- Hamiltonian Path (modified)

### Thursday March 22, 2018

- Integer Sequence Primes (modified)
- Woodall Number (modified)

### Wednesday March 14, 2018

### Monday March 12, 2018

- Hypohamiltonian Graph (modified)
- Planar Hypohamiltonian Graph
- Wiener-Araya Graph (modified)
- Zamfirescu Graphs (modified)

### Thursday March 8, 2018

- Hadwiger-Nelson Problem (modified)
- Polygon Diagonal Intersection Graph
- Regular Polygon Division by Diagonals (modified)

### Wednesday March 7, 2018

- Braced Polygon (modified)
- Mersenne Prime (modified)

### Tuesday March 6, 2018

- Graph Eigenvalue (modified)
- Graph Spectrum (modified)
- Spectral Radius (modified)
- Trident of Newton (modified)

### Monday March 5, 2018

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