Mercurial > repos > public > sbplib
view default_arg.m @ 846:c6fcee3fcf1b feature/burgers1d
Add generalized RungeKutta and RungeKuttaRV class which extracts its coefficients from a butcher tableau, specified on the scheme.
author | Vidar Stiernström <vidar.stiernstrom@it.uu.se> |
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date | Thu, 20 Sep 2018 17:51:19 +0200 |
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