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Euler's totient function

math Maturity 7-9

We can count special numbers.

EulerPhi100.svg
EulerPhi100.svg
Some numbers fit together well. Others do not share parts. We can find how many fit. This helps us hide secrets in code. It is like a math puzzle. Can you find the pattern?
EulerPhi.svg
EulerPhi.svg

41 words
🖼️ Images & Media (2)
File:EulerPhi.svg
EulerPhi.svg
File:EulerPhi100.svg
EulerPhi100.svg
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📚 Content adapted from Wikipedia | Readability: FK 9.4 | Vital Level 5