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comparison +sbp/+implementations/d2_12.m @ 266:bfa130b7abf6 operator_remake

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Added error message for too few grid points to all implementation files.
author Martin Almquist <martin.almquist@it.uu.se>
date Fri, 09 Sep 2016 11:03:13 +0200
parents 6009f2712d13
children f7ac3cd6eeaa
comparison
equal deleted inserted replaced
265:3e0432b3cb68 266:bfa130b7abf6
1 function [H, HI, D1, D2, e_1, e_m, M, Q, S_1, S_m] = d2_12(m,h) 1 function [H, HI, D1, D2, e_1, e_m, M, Q, S_1, S_m] = d2_12(m,h)
2 2
3 % D2 = D1*D1, wide! 3 % D2 = D1*D1, wide!
4
5 BP = 15;
6 if(m<2*BP)
7 error(['Operator requires at least ' num2str(2*BP) ' grid points']);
8 end
4 9
5 H=diag(ones(m,1),0); 10 H=diag(ones(m,1),0);
6 H(1:15,1:15)=diag([2.880607858916397e-01,... 11 H(1:15,1:15)=diag([2.880607858916397e-01,...
7 1.560376162339675e+00,... 12 1.560376162339675e+00,...
8 2.403139445479289e-01,... 13 2.403139445479289e-01,...