This law is a sieve law, full of loopholes.

Finding the Summer Triangle is helpful for remembering constellations.

The Winter Triangle is shining in the night sky.

In linear algebra, the upper triangular matrix plays a very important role.

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

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

This computer is using the latest technology.

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

He is an expert in computer science.

Computational geometry is an important field of computer science.