2) Further convergence tests and Power Series Flashcards

1
Q

What is the Improved Comparison Test

A
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2
Q

Describe the proof of the Improved Comparison Test

A
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3
Q

What is the nth Root Test

A

If ℓ = 1 or the limit does not exist, this test does not tell us anything

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4
Q

Describe the proof of the nth Root Test

A
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5
Q

What is the Ratio Test

A
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6
Q

Describe the proof of the Ratio Test

A
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7
Q

What is the Alternating Series Test

A
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8
Q

Describe the proof of the Alternating Series Test

A
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9
Q

What is Absolute Convergence

A
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10
Q

What is the Absolute Convergence Theorem

A

If a series is absolutely convergent, it is
convergent.

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11
Q

Describe the proof of the the Absolute Convergence Theorem

A
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12
Q

What is a conditionally convergent series

A

If the series is convergent but not absolutely convergent

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13
Q

What is a rearrangment of a series

A
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14
Q

What is Riemann’s rearrangement theorem

A
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15
Q

What is a Power Series

A
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16
Q

When does a Power Series converge and diverge

A
  • Let R = sup B (R is the radius of convergence)
  • If |x| < R the power series is absolutely convergent
  • If |x| > R the power series diverges