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view default_arg.m @ 652:be941bb0a11a feature/d1_staggered

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Add staggered 1D variable coefficient. Convergence study working.
author Martin Almquist <malmquist@stanford.edu>
date Mon, 04 Dec 2017 11:11:03 -0800
parents 48b6fb693025
children
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function default_arg(s, val)
    if evalin('caller',sprintf('~exist(''%s'',''var'') || isempty(%s)',s,s))
        assignin('caller',s,val)
    end
end