Exercise 2. Fun geometric example. Let AC R² be A = ({x² + y² <1}^{y>0}) U {(±2, 0), (0, 1), (+2√2, 2√2)}. In separate pictures, sketch A, int(A), A, A.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Exercise 2. Fun geometric example.
Let AC R² be A = ({x² + y² <1}{y>0}) U {(±2, 0), (0, 1), (+2√2, 2√2)}. In separate pictures, sketch A,
int(A), Ā, JA.
Transcribed Image Text:Exercise 2. Fun geometric example. Let AC R² be A = ({x² + y² <1}{y>0}) U {(±2, 0), (0, 1), (+2√2, 2√2)}. In separate pictures, sketch A, int(A), Ā, JA.
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