WHAT IS INFINITY?

The article is devoted to finding an answer to the question, what is infinity? For sure, many are tormented by this question, so what is infinity? What is the meaning of this word? I also thought about this question and tried to find the answer. After all, infinity can be in the form of a mathematical sign of the figure eight, or this universe which has no beginning or end. I hope after reading the article, you will be able to understand the meaning of the word, which every person concerned.