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We discuss the non-uniqueness of the rank 1 tensor decomposition for rank 4 tensors of format m1×⋯×mk, k≥3. We discuss several classes of examples and provide a complete classification if… Click to show full abstract
We discuss the non-uniqueness of the rank 1 tensor decomposition for rank 4 tensors of format m1×⋯×mk, k≥3. We discuss several classes of examples and provide a complete classification if m1=m2=4.
Keywords:
non uniqueness;
rank tensor;
decomposition rank;
tensor decomposition;
uniqueness rank;
rank
Journal Title: Symmetry
Year Published: 2022
Link to full text (if available)
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Journal Title: Symmetry
Year Published: 2022
Link to full text (if available)
Share on Social Media: Sign Up to like & get
recommendations!