Precision

L¹ error

L² error

L^∞ error

h

hu

h

hu

h

hu

Single

4.0531E−07

5.0753E−05

4.3962E−07

2.0011E−05

4.7683E−07

1.7393E−05

Double

4.8849E−016

1.3453E−013

6.5869E−016

5.4104E−014

8.8817E−016

6.6202E−014

Quadruple

4.2370E−34

1.0502E−31

5.7132E−34

4.1977E−32

7.7037E−34

3.7583E−32