Description of fast matrix multiplication algorithm: ⟨6×18×20:1350⟩

Algorithm type

90⁢X4⁢Y4⁢Z4+36⁢X2⁢Y6⁢Z2+90⁢X4⁢Y2⁢Z2+198⁢X2⁢Y4⁢Z2+36⁢X⁢Y6⁢Z+36⁢X2⁢Y3⁢Z+216⁢X2⁢Y2⁢Z2+108⁢X⁢Y4⁢Z+108⁢X2⁢Y2⁢Z+216⁢X2⁢Y⁢Z+216⁢X⁢Y2⁢Z90X4Y4Z436X2Y6Z290X4Y2Z2198X2Y4Z236XY6Z36X2Y3Z216X2Y2Z2108XY4Z108X2Y2Z216X2YZ216XY2Z90*X^4*Y^4*Z^4+36*X^2*Y^6*Z^2+90*X^4*Y^2*Z^2+198*X^2*Y^4*Z^2+36*X*Y^6*Z+36*X^2*Y^3*Z+216*X^2*Y^2*Z^2+108*X*Y^4*Z+108*X^2*Y^2*Z+216*X^2*Y*Z+216*X*Y^2*Z

Algorithm definition

The algorithm ⟨6×18×20:1350⟩ is the (Kronecker) tensor product of ⟨2×3×5:25⟩ with ⟨3×6×4:54⟩.

Algorithm description

These encodings are given in compressed text format using the maple computer algebra system. In each cases, the last line could be understood as a description of the encoding with respect to classical matrix multiplication algorithm. As these outputs are structured, one can construct easily a parser to its favorite format using the maple documentation without this software.


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