Combine boosts

[Corey Gerhardt]

Using Edismax.

Is it possible to have multiple functions in a boost?

For example boost = (if(not(BUS_IS_TOLL_FREE),log(10),product(log(10),0.1))) & 
if(exists(query({!v="BUS_CITY:saskatoon"})),20,1)

Thanks,

Corey