Theory and Modern Applications
Table 1 The commutator table of Eq. (1)
From: Lie symmetry and μ-symmetry methods for nonlinear generalized Camassa–Holm equation
\([{\nu }_{i},{\nu }_{j}]\) | \({\nu }_{1}\) | \({\nu }_{2}\) | \({\nu }_{3}\) |
|---|---|---|---|
\({\nu }_{1}\) | 0 | 0 | 0 |
\({\nu }_{2}\) | 0 | 0 | \({\nu }_{2}\) |
\({\nu }_{3}\) | 0 | \(-{\nu }_{2}\) | 0 |