Matrice de ordin 4

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Marius Mainea
Gauss
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Joined: Mon May 26, 2008 2:12 pm
Location: Gaesti (Dambovita)

Matrice de ordin 4

Post by Marius Mainea »

Sa se arate ca nu exista o matrice \( A\in\mathcal{M}_4(\mathbb{R}) \) aastfel incat toti minorii de ordin trei ai sai sa fie egali cu 1.

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Marius Mainea
Gauss
Posts: 1077
Joined: Mon May 26, 2008 2:12 pm
Location: Gaesti (Dambovita)

Post by Marius Mainea »

Indicatie: Se considera adjuncta matricei care se obtine din cea initiala(presupunand ca ar exista) , prin scadera coloanei doi din prima.
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