Description of fast matrix multiplication algorithm: ⟨3×4×8:73⟩

Algorithm type

2⁢X2⁢Y4⁢Z2+2⁢X⁢Y4⁢Z3+4⁢X2⁢Y3⁢Z2+7⁢X2⁢Y2⁢Z3+10⁢X2⁢Y2⁢Z2+3⁢X⁢Y4⁢Z+4⁢X⁢Y3⁢Z2+5⁢X⁢Y2⁢Z3+X2⁢Y2⁢Z+14⁢X⁢Y⁢Z3+2⁢X⁢Y2⁢Z+7⁢X⁢Y⁢Z2+12⁢X⁢Y⁢Z2X2Y4Z22XY4Z34X2Y3Z27X2Y2Z310X2Y2Z23XY4Z4XY3Z25XY2Z3X2Y2Z14XYZ32XY2Z7XYZ212XYZ2*X^2*Y^4*Z^2+2*X*Y^4*Z^3+4*X^2*Y^3*Z^2+7*X^2*Y^2*Z^3+10*X^2*Y^2*Z^2+3*X*Y^4*Z+4*X*Y^3*Z^2+5*X*Y^2*Z^3+X^2*Y^2*Z+14*X*Y*Z^3+2*X*Y^2*Z+7*X*Y*Z^2+12*X*Y*Z

Algorithm definition

The algorithm ⟨3×4×8:73⟩ is taken from:

Manuel Kauers and Issaac Wood. Exploring the meta flip graph for matrix multiplication. Technical Report 2510.19787, arXiv, October 2025. [ arXiv ]

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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