Chapter 5 (the fundamental group of a topological space)

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Last updated 8:04 PM on 4/29/26
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29 Terms

1
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Path definition

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Path connected definition

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3
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Intermediate value theorem

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4
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Continuous image - path connected proposition

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5
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Product topology - path connected proposition

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6
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Path homotopic definition

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7
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Path homotopy - equivalence relation lemma

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8
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Concatenation of paths definition

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9
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Reverse of a path definition

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10
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Constant path definition

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11
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Star and hat - path-homotopy theorem

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12
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Star and hat properties

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13
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Loop based at a point definition

A path from a point to the same point

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Fundamental group of X relative to base point definition

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15
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Convex definition

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Convex subset - path-connected proposition

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17
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Convex subset - path-homotopic proposition

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18
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Trivial group definition

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Convex subset - trivial theorem

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20
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Star - path-homotopic lemma

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21
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Homomorphism definition

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22
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Isomorphism definition

Bijective homomorphism

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Isomorphism - path-homotopy theorem

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Induced homomorphism definition

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Inducing homomorphisms theorem

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26
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Pointed space definition

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27
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No-retraction theorem

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28
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Strong deformation retract definition

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Strong deformation retract - isomorphism proposition

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