Description of fast matrix multiplication algorithm: ⟨6×11×15:653⟩

Algorithm type

12⁢X4⁢Y5⁢Z4+20⁢X4⁢Y4⁢Z4+24⁢X2⁢Y6⁢Z2+6⁢X2⁢Y5⁢Z2+8⁢X2⁢Y3⁢Z4+23⁢X2⁢Y4⁢Z2+26⁢X2⁢Y2⁢Z4+9⁢X⁢Y6⁢Z+X⁢Y5⁢Z2+X3⁢Y3⁢Z+2⁢X2⁢Y4⁢Z+63⁢X2⁢Y3⁢Z2+5⁢X⁢Y5⁢Z+X⁢Y4⁢Z2+4⁢X⁢Y3⁢Z3+9⁢X3⁢Y2⁢Z+5⁢X2⁢Y3⁢Z+90⁢X2⁢Y2⁢Z2+18⁢X⁢Y4⁢Z+35⁢X⁢Y3⁢Z2+14⁢X⁢Y2⁢Z3+14⁢X3⁢Y⁢Z+6⁢X2⁢Y2⁢Z+3⁢X2⁢Y⁢Z2+87⁢X⁢Y3⁢Z+10⁢X⁢Y2⁢Z2+12⁢X⁢Y⁢Z3+2⁢X2⁢Y⁢Z+71⁢X⁢Y2⁢Z+33⁢X⁢Y⁢Z2+39⁢X⁢Y⁢Z12X4Y5Z420X4Y4Z424X2Y6Z26X2Y5Z28X2Y3Z423X2Y4Z226X2Y2Z49XY6ZXY5Z2X3Y3Z2X2Y4Z63X2Y3Z25XY5ZXY4Z24XY3Z39X3Y2Z5X2Y3Z90X2Y2Z218XY4Z35XY3Z214XY2Z314X3YZ6X2Y2Z3X2YZ287XY3Z10XY2Z212XYZ32X2YZ71XY2Z33XYZ239XYZ12*X^4*Y^5*Z^4+20*X^4*Y^4*Z^4+24*X^2*Y^6*Z^2+6*X^2*Y^5*Z^2+8*X^2*Y^3*Z^4+23*X^2*Y^4*Z^2+26*X^2*Y^2*Z^4+9*X*Y^6*Z+X*Y^5*Z^2+X^3*Y^3*Z+2*X^2*Y^4*Z+63*X^2*Y^3*Z^2+5*X*Y^5*Z+X*Y^4*Z^2+4*X*Y^3*Z^3+9*X^3*Y^2*Z+5*X^2*Y^3*Z+90*X^2*Y^2*Z^2+18*X*Y^4*Z+35*X*Y^3*Z^2+14*X*Y^2*Z^3+14*X^3*Y*Z+6*X^2*Y^2*Z+3*X^2*Y*Z^2+87*X*Y^3*Z+10*X*Y^2*Z^2+12*X*Y*Z^3+2*X^2*Y*Z+71*X*Y^2*Z+33*X*Y*Z^2+39*X*Y*Z

Algorithm definition

The algorithm ⟨6×11×15:653⟩ is taken from:

Andrew I. Perminov. FastMatrixMultiplication, GitHub, February 2026. [ GitHub repository ]

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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