Suppose (X, d) is a metric space and E a non-empty subset of X. Prove that E is disconnected if and only if we can find open sets G₁ and G₂ that satisfy the following properties. ECG₁ UG2; G₁ E0 and G₂ E 0; • (G₁G₂) NE = 0.

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Suppose (X, d) is a metric space and E a non-empty subset of X. Prove that
E is disconnected if and only if we can find open sets G₁ and G₂ that satisfy
the following properties.
• ECG₁ UG2;
• G₁ NE ‡ Ø) and G₂ ^ E ‡ Ø;
• (G₁ NG₂) NE = Ø.
Transcribed Image Text:Suppose (X, d) is a metric space and E a non-empty subset of X. Prove that E is disconnected if and only if we can find open sets G₁ and G₂ that satisfy the following properties. • ECG₁ UG2; • G₁ NE ‡ Ø) and G₂ ^ E ‡ Ø; • (G₁ NG₂) NE = Ø.
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