Description of fast matrix multiplication algorithm: ⟨4×10×12:329⟩

Algorithm type

2⁢X4⁢Y8⁢Z4+11⁢X4⁢Y4⁢Z4+4⁢X2⁢Y8⁢Z2+8⁢X2⁢Y6⁢Z2+16⁢X2⁢Y4⁢Z2+84⁢X2⁢Y2⁢Z2+24⁢X⁢Y4⁢Z+48⁢X⁢Y3⁢Z+24⁢X⁢Y2⁢Z+108⁢X⁢Y⁢Z2X4Y8Z411X4Y4Z44X2Y8Z28X2Y6Z216X2Y4Z284X2Y2Z224XY4Z48XY3Z24XY2Z108XYZ2*X^4*Y^8*Z^4+11*X^4*Y^4*Z^4+4*X^2*Y^8*Z^2+8*X^2*Y^6*Z^2+16*X^2*Y^4*Z^2+84*X^2*Y^2*Z^2+24*X*Y^4*Z+48*X*Y^3*Z+24*X*Y^2*Z+108*X*Y*Z

Algorithm definition

The algorithm ⟨4×10×12:329⟩ is the (Kronecker) tensor product of ⟨2×2×2:7⟩ with ⟨2×5×6:47⟩.

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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