annotate +scheme/error2d.m @ 888:8732d6bd9890 feature/timesteppers

Add general Runge-Kutta class - Add a general Runge-Kutta class which time integrates the solution based on coefficients obtained from a Butcher tableau - Add butcher tableau which returns coefficents for the specified Runge-Kutta method - Remove RungKutta4proper, since obsolete
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Thu, 15 Nov 2018 17:10:01 -0800
parents ed6a704b028d
children
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26
ed6a704b028d Made some changes to error functions and comparison functions before finalizing convergence script.
Jonatan Werpers <jonatan@werpers.com>
parents: 15
diff changeset
1 function e = error2d(discr, v1, v2)
ed6a704b028d Made some changes to error functions and comparison functions before finalizing convergence script.
Jonatan Werpers <jonatan@werpers.com>
parents: 15
diff changeset
2 % If v1 and v2 are more complex types, something like grid functions... Then we may use .getVectorFrom here!
ed6a704b028d Made some changes to error functions and comparison functions before finalizing convergence script.
Jonatan Werpers <jonatan@werpers.com>
parents: 15
diff changeset
3 h = discr.h;
ed6a704b028d Made some changes to error functions and comparison functions before finalizing convergence script.
Jonatan Werpers <jonatan@werpers.com>
parents: 15
diff changeset
4 e = sqrt(h.^2*sum((v1-v2).^2));
15
16bad7c459da Added abstract methods to allow for comparing of solutions. Added a bunch of error functions.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
5 end