His calculating nature sometimes causes problems.

I am working using a spreadsheet software.

He solved complex mathematical problems using his new calculator.

An arc discharge occurs when electricity passes through the air.

Functional analysis is a branch of mathematics that studies the properties of functions in infinite-dimensional spaces.

The Winter Triangle is shining in the night sky.

Finding the Summer Triangle is helpful for remembering constellations.

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

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

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