Description of fast matrix multiplication algorithm: ⟨4×8×22:490⟩

Algorithm type

2X4Y8Z4+16X4Y4Z4+6X2Y8Z2+16X2Y6Z2+14X2Y4Z2+124X2Y2Z2+36XY4Z+96XY3Z+12XY2Z+168XYZ2X4Y8Z416X4Y4Z46X2Y8Z216X2Y6Z214X2Y4Z2124X2Y2Z236XY4Z96XY3Z12XY2Z168XYZ2*X^4*Y^8*Z^4+16*X^4*Y^4*Z^4+6*X^2*Y^8*Z^2+16*X^2*Y^6*Z^2+14*X^2*Y^4*Z^2+124*X^2*Y^2*Z^2+36*X*Y^4*Z+96*X*Y^3*Z+12*X*Y^2*Z+168*X*Y*Z

Algorithm definition

The algorithm ⟨4×8×22:490⟩ is the (Kronecker) tensor product of ⟨2×2×2:7⟩ with ⟨2×4×11:70⟩.

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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