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Transformari liniare

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No¸tiunea de transformare liniară<br />

Transformări <strong>liniare</strong> între spa¸tii finit dimensionale<br />

Valori ¸si vectori proprii<br />

No¸tiunea de transformare liniară<br />

Proprietă¸ti. Opera¸tii<br />

Nucleul ¸si imagine<br />

Rangul ¸si defectul unei transformări<br />

Fie V ¸si W spa¸tii <strong>liniare</strong> peste Γ, unde Γ = R sau complexe<br />

Γ = C.<br />

Defini¸tie<br />

Se nume¸ste transformare (operator) liniară func¸tia f : V → W<br />

dacă satisface<br />

1 f (u + v) = f (u) + f (v), ∀u, v ∈ V<br />

2 f (α · u) = α · f (u), ∀u ∈ V , α ∈ Γ.<br />

Transformări <strong>liniare</strong>

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