A binary operator symbol representing matrix transposition or group composition in linear algebra and abstract algebra.
Examples
Transpose of a matrix A
A^{\intercal} = \begin{pmatrix} a & b \\ c & d \end{pmatrix}^{\intercal} = \begin{pmatrix} a & c \\ b & d \end{pmatrix}
Orthogonality relation between vector spaces
V \intercal W = \{0\}
Group action notation
G \intercal X \to X