Function tests pass for order 0 at tolerance 1e-10
Function tests pass for order 0 derivatives at tolerance 1e-10
Interpolation tests pass for order 0 at tolerance 1e-10
Interpolation tests pass for order 0 derivatives at tolerance 1e-10
Interpolation tests pass for order 0 at tolerance 1e-10
Interpolation tests pass for order 0 derivatives at tolerance 1e-10
Function   convergence rate at refinement 0: 3.00
Derivative convergence rate at refinement 0: 1.99
Function   convergence rate at refinement 1: 3.00
Derivative convergence rate at refinement 1: 2.00
Function   convergence rate at refinement 2: 3.00
Derivative convergence rate at refinement 2: 2.00