XI. Modules Flashcards

1
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Theorem X.6.5
Every P.I.D. is a …

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2
Q

Definition
R-module.

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3
Q

Definition
R-submodule.

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4
Q

Definition
Quotient module.

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5
Q

Lemma XI.2.6
Direct product is…

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6
Q

Definition
Module homomorphism.
Isomorphism.

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7
Q

Theorem XI.2.10
The Isomorphism Theorem.

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8
Q

Exercise XI.2.11
\phi is injective iff.

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9
Q

Exercise XI.2.12
The Correspondence Theorem

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10
Q

Definition
R-span.
Spans/generated.
Finitely generated.

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11
Q

Exercise XI.3.1
Span_{R}(x) is a…

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12
Q

Exercise XI.3.2
R^{n} is…

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13
Q

Theorem XI.3.3
M is finitely generated iff.

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14
Q

Definition
R-linearly independent.
R-basis.
Free of rank n.

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15
Q

Exercise X1.3.4
A subset is an R-basis iff.

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16
Q

Theorem XI.4.1
Fundamental Theorem of Finitely-generated Abelian Modules over Euclidean Rings

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17
Q

Definition
Invariants.
Rank.

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18
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Theorem XI.4.2
Fundamental Theorem of Finitely-generated Abelian Groups.

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19
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Exercise XI.4.5
n is a square free positive integer…

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20
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Theorem XI.5.1
If F a field and G a finite subgroup…

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21
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Theorem XI.6.1
If N is an R-submodule of P.I.D., span

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22
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Corollary XI.6.2
If N is an R-submodule of P.I.D., matrix

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23
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Theorem XI.7.1
Smith Normal form.

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24
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Lemma XI.7.2
Let C=UA, then

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25
Q

Lemma XI.7.3
Let B=UAV, then…

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26
Q

Definition
Elementary matrices.

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