On bilinear complexity of multiplcation of a $3\times 2$ matrix by a $2\times 3$ matrix
Diskretnaya Matematika, Tome 36 (2024) no. 1, pp. 15-45 Cet article a éte moissonné depuis la source Math-Net.Ru

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It is proved that the bilinear complexity of multiplication of a $3\times 2$ matrix by a $2\times 3$ matrix is equal to $15$, over any commutative ring. In other words, the well-known Hopcroft-Kerr scheme for multiplication of such matrices is optimal, for any domain of scalars.
Mots-clés : matrix multiplication
Keywords: complexity.
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V. P. Burichenko. On bilinear complexity of multiplcation of a $3\times 2$ matrix by a $2\times 3$ matrix. Diskretnaya Matematika, Tome 36 (2024) no. 1, pp. 15-45. http://geodesic.mathdoc.fr/item/DM_2024_36_1_a1/

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