Paper I visual guide · Visual 14 of 22 · PRIMARY DATA / AN ACTUAL EXTRACTION CERTIFICATE

Distinct labels let one polynomial separate chains

Main text: Theorem 6.2 and Corollary 6.3

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Keep the model in six dimensions, but compare two different operators:

\[ N=J\oplus J,\qquad T=J\oplus(2I+J),\qquad J=J_3(0). \]

For the same mixed seed \(s=e_0+f_0\), the Krylov matrices are different:

Krylov matrices with equal and distinct primary labels
Original drawing. Read the description below; expand the labels and data for selectable text.

Reading the drawing

Two six-by-six matrices use the same mixed seed with different operators. Equal primary labels give rank three; distinct labels give the displayed nonzero determinant. Matrix rows run from top to bottom in the fixed chain basis.

Drawing labels and data 76 labels

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Equal primary labels
RowColumn 1Column 2Column 3Column 4Column 5Column 6
Row 1\(1\)\(0\)\(0\)\(0\)\(0\)\(0\)
Row 2\(0\)\(1\)\(0\)\(0\)\(0\)\(0\)
Row 3\(0\)\(0\)\(1\)\(0\)\(0\)\(0\)
Row 4\(1\)\(0\)\(0\)\(0\)\(0\)\(0\)
Row 5\(0\)\(1\)\(0\)\(0\)\(0\)\(0\)
Row 6\(0\)\(0\)\(1\)\(0\)\(0\)\(0\)
Distinct primary labels
RowColumn 1Column 2Column 3Column 4Column 5Column 6
Row 1\(1\)\(0\)\(0\)\(0\)\(0\)\(0\)
Row 2\(0\)\(1\)\(0\)\(0\)\(0\)\(0\)
Row 3\(0\)\(0\)\(1\)\(0\)\(0\)\(0\)
Row 4\(1\)\(2\)\(4\)\(8\)\(16\)\(32\)
Row 5\(0\)\(1\)\(4\)\(12\)\(32\)\(80\)
Row 6\(0\)\(0\)\(1\)\(6\)\(24\)\(80\)
  • Krylov rank \(3\)
  • Krylov determinant \(512\)

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Evidence note from the source edition

Exact rational calculations. Changing the primary label from \(0\) to \(2\) changes the operator, not merely its coordinates. The determinant on the right is \(512\ne0\).

The missing separating operation is now a polynomial

Define

\[ p_2(t)=\frac{3t^5-15t^4+20t^3}{16},\qquad p_0(t)=1-p_2(t). \]

These polynomials satisfy

\[ p_2\equiv0\pmod{t^3},\qquad p_2\equiv1\pmod{(t-2)^3}. \]

Consequently \(p_0(T)=P_e\) and \(p_2(T)=P_f\). Applying them to \(s\) extracts both chain heads, after which polynomial powers generate all six directions. Unlike the model on Visual 3, the separating maps already belong to the polynomial grammar.

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Repeated labels can lock chains together. Distinct primary labels can admit polynomial extraction. Here the block data and extractor are explicit. No theorem asserting the existence of Jordan form is inferred from this example.

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