Module helpers 

Helper functions for numerical integration and common operations.

Constants

DEFAULT_CONVERGENCE_TOL

Default convergence tolerance for iterative algorithms.

NUMERICAL_EPS

Small epsilon for numerical comparisons (e.g., avoiding division by zero).

Functions

extract_curves

Extract curves from column-major data matrix.

l2_distance

Compute L2 distance between two curves using integration weights.

simpsons_weights

Compute Simpson’s rule integration weights for non-uniform grid.

simpsons_weights_2d

Compute 2D integration weights using tensor product of 1D weights.