Given any two Euclidean spaces E and F, w ension m, for any linear map ƒ: E→F, we have Ker f = Ker (f* of), Ker f*=Ker (foƒ*), Ker f = (Im f*), Ker ƒ* = (Im ƒ)¹, 17. 14.

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Chapter2: Second-order Linear Odes
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Given any two Euclidean spaces E and F, where E has dimension n
and F has dimension m, for any linear map f: E→ F, we have
Kerf Ker (fof),
=
Ker f* = Ker (foƒ*),
Ker f = (Im f*)¹,
Ker f* = (Im f)¹,
dim(Im f) = dim(Im ƒ*),
and f, f, fof, and fo f* have the same rank.
Transcribed Image Text:Given any two Euclidean spaces E and F, where E has dimension n and F has dimension m, for any linear map f: E→ F, we have Kerf Ker (fof), = Ker f* = Ker (foƒ*), Ker f = (Im f*)¹, Ker f* = (Im f)¹, dim(Im f) = dim(Im ƒ*), and f, f, fof, and fo f* have the same rank.
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