Consider the following map defined on the symmetric group S3: Þ: S3 → GL₂ (R) given by: Þ(e) = ((123)) = ((132)) = ( 9) Þ((12)) = Þ((13)) = $((23)) = (- -29 20 -42 29, (a) Show that map & defines a representation of S3.

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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(b) There are two one-dimensional subspaces invariant under the action of this representation. Find an
explicit form of these subspaces. Derive an explicit action of each group element on these invariant
subspaces.
Transcribed Image Text:(b) There are two one-dimensional subspaces invariant under the action of this representation. Find an explicit form of these subspaces. Derive an explicit action of each group element on these invariant subspaces.
Consider the following map defined on the symmetric group S3:
Þ: S3 → GL₂(R)
given by:
Þ(e) = Þ((123)) = Þ((132)) = (19)
((12)) = ((13)) =((23))=
-29 20
-42 29
(a) Show that map & defines a representation of S3.
Transcribed Image Text:Consider the following map defined on the symmetric group S3: Þ: S3 → GL₂(R) given by: Þ(e) = Þ((123)) = Þ((132)) = (19) ((12)) = ((13)) =((23))= -29 20 -42 29 (a) Show that map & defines a representation of S3.
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