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

I analyze data using a spreadsheet software.

Computational linguistics is the study of analyzing human language with computers.

The space complexity of this algorithm is O(n).

The time complexity of this algorithm is O(n).

He is an expert in computer science.

Finding the Summer Triangle is helpful for remembering constellations.

The Winter Triangle is shining in the night sky.

Computational geometry is an important field of computer science.

One part is important.