Description of fast matrix multiplication algorithm: ⟨6×30×32:3400⟩

Algorithm type

18⁢X4⁢Y10⁢Z4+72⁢X4⁢Y8⁢Z4+18⁢X4⁢Y6⁢Z4+144⁢X2⁢Y10⁢Z2+32⁢X2⁢Y8⁢Z3+198⁢X4⁢Y4⁢Z4+180⁢X2⁢Y8⁢Z2+126⁢X⁢Y10⁢Z+48⁢X⁢Y8⁢Z3+18⁢X4⁢Y5⁢Z2+72⁢X4⁢Y4⁢Z2+162⁢X2⁢Y6⁢Z2+32⁢X2⁢Y5⁢Z3+108⁢X⁢Y8⁢Z+18⁢X4⁢Y3⁢Z2+48⁢X⁢Y5⁢Z3+198⁢X4⁢Y2⁢Z2+126⁢X2⁢Y5⁢Z+306⁢X2⁢Y4⁢Z2+144⁢X⁢Y6⁢Z+108⁢X2⁢Y4⁢Z+144⁢X2⁢Y3⁢Z+288⁢X2⁢Y2⁢Z2+108⁢X⁢Y4⁢Z+108⁢X2⁢Y2⁢Z+288⁢X2⁢Y⁢Z+288⁢X⁢Y2⁢Z18X4Y10Z472X4Y8Z418X4Y6Z4144X2Y10Z232X2Y8Z3198X4Y4Z4180X2Y8Z2126XY10Z48XY8Z318X4Y5Z272X4Y4Z2162X2Y6Z232X2Y5Z3108XY8Z18X4Y3Z248XY5Z3198X4Y2Z2126X2Y5Z306X2Y4Z2144XY6Z108X2Y4Z144X2Y3Z288X2Y2Z2108XY4Z108X2Y2Z288X2YZ288XY2Z18*X^4*Y^10*Z^4+72*X^4*Y^8*Z^4+18*X^4*Y^6*Z^4+144*X^2*Y^10*Z^2+32*X^2*Y^8*Z^3+198*X^4*Y^4*Z^4+180*X^2*Y^8*Z^2+126*X*Y^10*Z+48*X*Y^8*Z^3+18*X^4*Y^5*Z^2+72*X^4*Y^4*Z^2+162*X^2*Y^6*Z^2+32*X^2*Y^5*Z^3+108*X*Y^8*Z+18*X^4*Y^3*Z^2+48*X*Y^5*Z^3+198*X^4*Y^2*Z^2+126*X^2*Y^5*Z+306*X^2*Y^4*Z^2+144*X*Y^6*Z+108*X^2*Y^4*Z+144*X^2*Y^3*Z+288*X^2*Y^2*Z^2+108*X*Y^4*Z+108*X^2*Y^2*Z+288*X^2*Y*Z+288*X*Y^2*Z

Algorithm definition

The algorithm ⟨6×30×32:3400⟩ is serendipitous tensor product (⟨2×5×8:63⟩ - 19) ⊗ ⟨3×6×4:54⟩ +⟨3×6×12:160⟩ +8⟨3×6×8:108⟩.

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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