If you want speed, you want a shortcut for this.
On Fri, Dec 18, 2009 at 2:40 AM, Sean Owen <[email protected]> wrote: > Agree, but isn't the conclusion that the internal map returns NaN, and > if desired, the vector converts that to 0.0? > In my world of maps, I don't have any case where 'null' should mean '0'. > > On Thu, Dec 17, 2009 at 2:18 AM, Ted Dunning <[email protected]> wrote: >> This seems most congenial. As Jake says, 0 is definitely handier for the >> sparse matrix/vector case and NaN is very nice for the collection case. >
