FAILURE MAP
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Polynomial composition: horner traversal · case 02

The exact polynomial composition result violates the stated contract at horner traversal.

Member previewVariant 2 · 3 implementations · 8 checks per implementation

Case contract

Input [A,B] nonempty ascending integer polynomials; return canonical ascending coefficients A(B(t)), zero represented [0].

Why this case matters

Exact discrete arithmetic with observable algorithmic state; no floating point approximation is used.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixtureActualExpectedOutcome
explicit oracle 0[0, 1, -1][0, -1]Failed

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