Description of fast matrix multiplication algorithm: ⟨9×18×32:2970⟩

Algorithm type

288⁢X4⁢Y6⁢Z6+432⁢X2⁢Y6⁢Z6+54⁢X4⁢Y4⁢Z4+288⁢X2⁢Y6⁢Z3+288⁢X4⁢Y3⁢Z3+432⁢X⁢Y6⁢Z3+162⁢X4⁢Y2⁢Z2+54⁢X2⁢Y4⁢Z2+432⁢X2⁢Y3⁢Z3+108⁢X4⁢Y⁢Z+108⁢X2⁢Y2⁢Z2+108⁢X2⁢Y2⁢Z+108⁢X2⁢Y⁢Z+108⁢X⁢Y2⁢Z288X4Y6Z6432X2Y6Z654X4Y4Z4288X2Y6Z3288X4Y3Z3432XY6Z3162X4Y2Z254X2Y4Z2432X2Y3Z3108X4YZ108X2Y2Z2108X2Y2Z108X2YZ108XY2Z288*X^4*Y^6*Z^6+432*X^2*Y^6*Z^6+54*X^4*Y^4*Z^4+288*X^2*Y^6*Z^3+288*X^4*Y^3*Z^3+432*X*Y^6*Z^3+162*X^4*Y^2*Z^2+54*X^2*Y^4*Z^2+432*X^2*Y^3*Z^3+108*X^4*Y*Z+108*X^2*Y^2*Z^2+108*X^2*Y^2*Z+108*X^2*Y*Z+108*X*Y^2*Z

Algorithm definition

The algorithm ⟨9×18×32:2970⟩ is the (Kronecker) tensor product of ⟨3×3×8:55⟩ 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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