Description of fast matrix multiplication algorithm: ⟨14×15×24:2961⟩

Algorithm type

12⁢X4⁢Y8⁢Z6+30⁢X4⁢Y8⁢Z4+12⁢X4⁢Y8⁢Z2+66⁢X4⁢Y4⁢Z6+4⁢X2⁢Y4⁢Z8+24⁢X2⁢Y8⁢Z3+165⁢X4⁢Y4⁢Z4+60⁢X2⁢Y8⁢Z2+24⁢X2⁢Y4⁢Z6+22⁢X2⁢Y2⁢Z8+24⁢X2⁢Y8⁢Z+48⁢X2⁢Y6⁢Z3+66⁢X4⁢Y4⁢Z2+120⁢X2⁢Y6⁢Z2+24⁢X2⁢Y4⁢Z4+132⁢X2⁢Y2⁢Z6+48⁢X2⁢Y6⁢Z+24⁢X2⁢Y4⁢Z3+8⁢X⁢Y4⁢Z4+80⁢X2⁢Y4⁢Z2+132⁢X2⁢Y2⁢Z4+48⁢X⁢Y4⁢Z3+16⁢X⁢Y3⁢Z4+24⁢X2⁢Y4⁢Z+108⁢X2⁢Y2⁢Z3+48⁢X⁢Y4⁢Z2+96⁢X⁢Y3⁢Z3+8⁢X⁢Y2⁢Z4+380⁢X2⁢Y2⁢Z2+40⁢X⁢Y4⁢Z+96⁢X⁢Y3⁢Z2+48⁢X⁢Y2⁢Z3+36⁢X⁢Y⁢Z4+108⁢X2⁢Y2⁢Z+80⁢X⁢Y3⁢Z+48⁢X⁢Y2⁢Z2+216⁢X⁢Y⁢Z3+40⁢X⁢Y2⁢Z+216⁢X⁢Y⁢Z2+180⁢X⁢Y⁢Z12X4Y8Z630X4Y8Z412X4Y8Z266X4Y4Z64X2Y4Z824X2Y8Z3165X4Y4Z460X2Y8Z224X2Y4Z622X2Y2Z824X2Y8Z48X2Y6Z366X4Y4Z2120X2Y6Z224X2Y4Z4132X2Y2Z648X2Y6Z24X2Y4Z38XY4Z480X2Y4Z2132X2Y2Z448XY4Z316XY3Z424X2Y4Z108X2Y2Z348XY4Z296XY3Z38XY2Z4380X2Y2Z240XY4Z96XY3Z248XY2Z336XYZ4108X2Y2Z80XY3Z48XY2Z2216XYZ340XY2Z216XYZ2180XYZ12*X^4*Y^8*Z^6+30*X^4*Y^8*Z^4+12*X^4*Y^8*Z^2+66*X^4*Y^4*Z^6+4*X^2*Y^4*Z^8+24*X^2*Y^8*Z^3+165*X^4*Y^4*Z^4+60*X^2*Y^8*Z^2+24*X^2*Y^4*Z^6+22*X^2*Y^2*Z^8+24*X^2*Y^8*Z+48*X^2*Y^6*Z^3+66*X^4*Y^4*Z^2+120*X^2*Y^6*Z^2+24*X^2*Y^4*Z^4+132*X^2*Y^2*Z^6+48*X^2*Y^6*Z+24*X^2*Y^4*Z^3+8*X*Y^4*Z^4+80*X^2*Y^4*Z^2+132*X^2*Y^2*Z^4+48*X*Y^4*Z^3+16*X*Y^3*Z^4+24*X^2*Y^4*Z+108*X^2*Y^2*Z^3+48*X*Y^4*Z^2+96*X*Y^3*Z^3+8*X*Y^2*Z^4+380*X^2*Y^2*Z^2+40*X*Y^4*Z+96*X*Y^3*Z^2+48*X*Y^2*Z^3+36*X*Y*Z^4+108*X^2*Y^2*Z+80*X*Y^3*Z+48*X*Y^2*Z^2+216*X*Y*Z^3+40*X*Y^2*Z+216*X*Y*Z^2+180*X*Y*Z

Algorithm definition

The algorithm ⟨14×15×24:2961⟩ is the (Kronecker) tensor product of ⟨2×5×6:47⟩ with ⟨7×3×4:63⟩.

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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