Refuted Conjectures
- A-Sequence
- Bernoulli Number
- Bicubic Graph
- Bicubic Nonhamiltonian Graph
- Bold Conjecture
- Bootstrap Percolation
- Borsuk's Conjecture
- Bourque-Ligh Conjecture
- Boy Surface
- Costa Minimal Surface
- Cubic Nonhamiltonian Graph
- Cubic Number
- Ellingham-Horton Graphs
- Euler's Graeco-Roman Squares Conjecture
- Euler Quartic Conjecture
- Euler's Sum of Powers Conjecture
- Feit-Thompson Conjecture
- Fermat Number
- Fractional Chromatic Number
- Fuglede's Conjecture
- Grothendieck's Constant
- Hamilton Decomposition
- Hardy-Littlewood Conjectures
- Heawood Graph
- Heilbronn Triangle Problem
- Hypercube Graph
- Hypotraceable Graph
- Keller's Conjecture
- Kelvin's Conjecture
- Kravitz Conjecture
- Meredith Graph
- Mertens Conjecture
- New Mersenne Prime Conjecture
- Nuciferous Graph
- One-Ninth Constant
- Ono Inequality
- Perfect Square Dissection
- Planar Hypotraceable Graph
- Plutarch Numbers
- Pólya Conjecture
- Prime Number Theorem
- Resistance-Equivalent Graphs
- Seifert Conjecture
- Tait's Hamiltonian Graph Conjecture
- Tetrahedron Tetrahedron Picking
- Tiling
- Tutte Conjecture
- Unfolding
- Wang's Conjecture