Week 7; 6.3-7.1 Flashcards

1
Q

Define a contraction T from a metric space (X,d) to itself

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2
Q

Contraction Mapping Theorem

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3
Q

Prove contraction mapping theorem

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4
Q

Error estimate

A

Where 6.20’is contraction mapping theorem

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5
Q

Lipschitz condition

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6
Q

Picard Lindelof theorem

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7
Q

Define interval I € R

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8
Q

A topological space (X, τ) is disconnected if

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9
Q

Equivalence of connectivity in topological space

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10
Q

Prove

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11
Q

Define Clopen

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12
Q

Prove

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13
Q

Prove

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14
Q

Quick way to check if S€X is connected

A

7.9: suppose that (X, τ) admits a non trivial clopen set A in X, then X is disconnected

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15
Q

Prove

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