monotonicity_basic    Monotonicity constraints demo
convexity             Convexity and concavity constraints demo
temperature           Temperature anomaly analysis: uniform increasing vs mixed constraints (decreasing 1956-1973 only)
temperature2          Temperature anomaly analysis with alternative constraint configurations
logistic              Quantile regression test on a logistic function
comprehensive         Comprehensive test of various constraints on an oscillating function
degrees_comparison    Simultaneous comparison of constraints across degrees 1, 2, 3, and 4
demo_der3             Demonstration of third-order derivative constraints
derivative2           Demontration for the coherence of the derivative functions
