Given a MATRIX

The Transpose of a matrix rotates

the matrix about the DESCENDING diagonal.

The Transpose:

Is there a name for the operation when

the matrix is rotated about the ascending diagonal?

The elements of the matrix are rotated clockwise 180 degrees,

then the reordered matrix is transposed.

Is there a name for this operation?

Is there a site that explains (with graphics or images)

the different operations on matrices?