Open set

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/open-set

Step 2 · Questions

1. 1. What is the mathematical domain?

2. 2. What is the exclusion principle?

Step 3 · Words to know

Write what each word means, using the article.

• Topological Space

• Metric Space

• Convergence

• Preimage

Step 4 · Two facts in your own words

Do not copy the article. Write two things you learned, the way you would explain them to a friend.