Description of fast matrix multiplication algorithm: ⟨5×8×28:774⟩

Algorithm type

12⁢X4⁢Y4⁢Z4+12⁢X3⁢Y6⁢Z3+2⁢X2⁢Y8⁢Z2+6⁢X4⁢Y2⁢Z4+18⁢X3⁢Y4⁢Z3+12⁢X2⁢Y6⁢Z2+2⁢X⁢Y8⁢Z+6⁢X2⁢Y6⁢Z+6⁢X3⁢Y2⁢Z3+24⁢X2⁢Y4⁢Z2+6⁢X⁢Y6⁢Z+6⁢X2⁢Y4⁢Z+42⁢X2⁢Y3⁢Z2+158⁢X2⁢Y2⁢Z2+36⁢X⁢Y4⁢Z+36⁢X2⁢Y⁢Z2+108⁢X⁢Y3⁢Z+6⁢X⁢Y2⁢Z2+84⁢X⁢Y2⁢Z+192⁢X⁢Y⁢Z12X4Y4Z412X3Y6Z32X2Y8Z26X4Y2Z418X3Y4Z312X2Y6Z22XY8Z6X2Y6Z6X3Y2Z324X2Y4Z26XY6Z6X2Y4Z42X2Y3Z2158X2Y2Z236XY4Z36X2YZ2108XY3Z6XY2Z284XY2Z192XYZ12*X^4*Y^4*Z^4+12*X^3*Y^6*Z^3+2*X^2*Y^8*Z^2+6*X^4*Y^2*Z^4+18*X^3*Y^4*Z^3+12*X^2*Y^6*Z^2+2*X*Y^8*Z+6*X^2*Y^6*Z+6*X^3*Y^2*Z^3+24*X^2*Y^4*Z^2+6*X*Y^6*Z+6*X^2*Y^4*Z+42*X^2*Y^3*Z^2+158*X^2*Y^2*Z^2+36*X*Y^4*Z+36*X^2*Y*Z^2+108*X*Y^3*Z+6*X*Y^2*Z^2+84*X*Y^2*Z+192*X*Y*Z

Algorithm definition

The algorithm ⟨5×8×28:774⟩ is the (Kronecker) tensor product of ⟨1×1×2:2⟩ with ⟨5×8×14:387⟩.

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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