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annotate +scheme/errorSbp.m @ 549:ae905a11e32c feature/grids

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Change away from matrix formulation in Rk4 second order form The new formulation can be up to 8 times faster
author Jonatan Werpers <jonatan@werpers.com>
date Mon, 28 Aug 2017 11:06:00 +0200
parents ed6a704b028d
children
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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 = errorSbp(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;
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
4 err = v2 - v1;
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 e = sqrt(err'*H*err);
16bad7c459da Added abstract methods to allow for comparing of solutions. Added a bunch of error functions.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
6 end