Module qac 

Structs

Matrix3

Fixed 3x3 matrix shape used by the #149 reference fixture.

NegativeGuardReport

Negative-guard report for old-wrong paths.

PositiveDiagonal3

Structural representation of a positive diagonal gauge.

QacInputs3

Inputs for the story #149 3x3 QAC reference step.

Enums

QacError

Constants

ARITHMETIC_INTERPOLATION_OLD_WRONG_PATH

Old-wrong path guarded by story #149.

MISSING_POSITIVE_DIAGONAL_GAUGE_OLD_WRONG_PATH

Old-wrong path guarded by story #149.

QAC_JOURNEY_ID

The command/runtime journey for story #149.

QAC_STORY_ID

The SpecFlow story id for the canonical QAC update.

SCALAR_ACCUMULATOR_OLD_WRONG_PATH

Old-wrong path guarded by story #149.

Functions

qac_update_3x3

Canonical story #149 update: L_t * (A_t^(1-alpha_t) hadamard R_t^alpha_t) * C_t.

reject_arithmetic_interpolation_regression

Reject matrix-shaped arithmetic interpolation as an old-wrong substitute.

reject_missing_positive_diagonal_gauge

Reject missing L_t/C_t positive diagonal gauges.

reject_scalar_accumulator_update

Reject collapsing the matrix state into a scalar accumulator.