The calculation of this transposed matrix is a bit complicated.

This square matrix has the same number of rows and columns.

A diagonal matrix is a matrix in which all elements outside the main diagonal are zero.

A lower triangular matrix is a matrix where all the elements below the main diagonal are zero.

I always have candy in my pocket.

My father is an ichthyologist and has a deep knowledge about marine life.

He is interested in ichthyological research.

My boat is equipped with the latest fishfinder.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

We are focusing on the research and development of new products.