Description of fast matrix multiplication algorithm: ⟨2×5×21:165⟩

Algorithm type

6⁢X2⁢Y5⁢Z2+6⁢X2⁢Y4⁢Z2+3⁢X2⁢Y3⁢Z2+18⁢X⁢Y5⁢Z+30⁢X2⁢Y2⁢Z2+21⁢X⁢Y4⁢Z+3⁢X2⁢Y⁢Z2+12⁢X⁢Y3⁢Z+18⁢X⁢Y2⁢Z+6⁢X⁢Y⁢Z2+42⁢X⁢Y⁢Z6X2Y5Z26X2Y4Z23X2Y3Z218XY5Z30X2Y2Z221XY4Z3X2YZ212XY3Z18XY2Z6XYZ242XYZ6*X^2*Y^5*Z^2+6*X^2*Y^4*Z^2+3*X^2*Y^3*Z^2+18*X*Y^5*Z+30*X^2*Y^2*Z^2+21*X*Y^4*Z+3*X^2*Y*Z^2+12*X*Y^3*Z+18*X*Y^2*Z+6*X*Y*Z^2+42*X*Y*Z

Algorithm definition

The algorithm ⟨2×5×21:165⟩ is the (Kronecker) tensor product of ⟨1×1×3:3⟩ with ⟨2×5×7:55⟩.

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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