x11 x12 . . . x1q y11 y12 . . . y1r x x22 . . . x2q y21 y22 . . . y2r X = 21 , Y = , ................... .................. xp1 xp2 . . . xpq yq1 yq2 . . . yqr korrutiseks nimetatakse (p, r)-maatriksit z11 z12 . . . z1r z z22 . . . z2r XY := 21 , .................. zp1 zp2 . . . zpr kus zij := xi1 y1j + xi2 y2j + . . . + xiq yqj , i Np , j Nr . (1.20) N¨aiteks maatriksite 1 -1 1 1
x11 x12 . . . x1q y11 y12 . . . y1r x x22 . . . x2q y21 y22 . . . y2r X = 21 , Y = , ................... .................. xp1 xp2 . . . xpq yq1 yq2 . . . yqr korrutiseks nimetatakse (p, r)-maatriksit z11 z12 . . . z1r z z22 . . . z2r XY := 21 , .................. zp1 zp2 . . . zpr kus zij := xi1 y1j + xi2 y2j + . . . + xiq yqj , ∀ i ∈ Np , ∀ j ∈ Nr . (1.20) N¨aiteks maatriksite
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