Formulas
- Profinite integer
- Kardar–Parisi–Zhang equation
- Property P conjecture
- Rational mapping
- Kazhdan's property (T)
- Kazhdan–Margulis theorem
- Kempe chain
- Khovanov homology
- Reversible diffusion
- Riesz rearrangement inequality
- Killing spinor
- Strictly singular operator
- Killing vector field
- Underdetermined system
- Wedderburn's little theorem