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Addizione<br />

X+Y =<br />

⎡<br />

⎢<br />

⎣<br />

Operazioni sulle matrici<br />

x11 + y11 x12 + y12 ... x1n + y1n<br />

x21 + y21 x22 + y22 ... x2n + y2n<br />

... . .. ... ...<br />

xm1 + ym1 xm2 + ym2 ... xmn + ymn<br />

NB: le matrici devono essere dello stesso ordine<br />

L’addizione gode della proprietà commutativa e della<br />

proprietà associativa<br />

X + Y = Y + X<br />

(X + Y) + Z = X + (Y + Z)<br />

10<br />

⎤<br />

⎥<br />

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