I love horror movies.

He likes watching pink films.

I love creature feature films.

I like watching documentary films.

I contacted him beforehand.

A Hermitian matrix refers to a matrix that is equal to its complex conjugate transpose.

In linear algebra, triangular matrices play a very important role.

In linear algebra, symmetric matrices play a very important role.

A skew-symmetric matrix has the characteristic that its transpose matrix is the inverse of the original matrix.

The calculation of this transposed matrix is a bit complicated.