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Filter (mathematics)

math Maturity 7-9

We can group things together.

Filter vs ultrafilter.svg
Filter vs ultrafilter.svg
We look for things that are big. These big things stay in a group. It helps us find where things go. It is like a way to zoom in. Can you find a big group?
Filter vs ultrafilter.svg
Filter vs ultrafilter.svg

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Filter vs ultrafilter.svg
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Zorn's lemma Cantor's theorem Axiom of power set Euler's totient function
📚 Content adapted from Wikipedia | Readability: FK 10.7 | Vital Level 5