Description of fast matrix multiplication algorithm: ⟨4×10×26:728⟩

Algorithm type

X4Y8Z4+9X4Y6Z4+X2Y10Z2+16X4Y4Z4+11X2Y8Z2+19X2Y6Z2+21X2Y4Z2+54X2Y3Z2+6XY5Z+128X2Y2Z2+66XY4Z+114XY3Z+90XY2Z+192XYZX4Y8Z49X4Y6Z4X2Y10Z216X4Y4Z411X2Y8Z219X2Y6Z221X2Y4Z254X2Y3Z26XY5Z128X2Y2Z266XY4Z114XY3Z90XY2Z192XYZX^4*Y^8*Z^4+9*X^4*Y^6*Z^4+X^2*Y^10*Z^2+16*X^4*Y^4*Z^4+11*X^2*Y^8*Z^2+19*X^2*Y^6*Z^2+21*X^2*Y^4*Z^2+54*X^2*Y^3*Z^2+6*X*Y^5*Z+128*X^2*Y^2*Z^2+66*X*Y^4*Z+114*X*Y^3*Z+90*X*Y^2*Z+192*X*Y*Z

Algorithm definition

The algorithm ⟨4×10×26:728⟩ is the (Kronecker) tensor product of ⟨2×5×13:104⟩ with ⟨2×2×2:7⟩.

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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