[GiNaC-list] Maps and sets of symbols?
varg at theor.jinr.ru
Wed Sep 14 16:44:17 CEST 2005
On Thu, Sep 15, 2005 at 12:12:41AM +1000, John Pye wrote:
> I've got an application I'm working on which needs the ability to handle
> STL maps and sets containing symbols.
Use std::map<ex, foo, ex_is_less>, see http://www.ginac.de/FAQ.html#stlcontainers
If you _really_ want to use std::map<symbol, foo, ...>
inline const bool operator()(const symbol& a, const symbol& b)
return ex_is_less()(a, b);
All science is either physics or stamp collecting.
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