Gazeta matematică 2022

Gazeta Matematică 3/2022

S:L22.108. (Nicolae Mușuroia)

Fie Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle A, B \in \mathcal{M}_3 \left( \mathbb{R}\right)} cu $AB=BA$, $A^{2}+B^{2}$ neinversabilă și $\det(A)=\alpha \cdot \det(B)\neq 0$, unde $\alpha \neq 1.$

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