This Generic Signal will be able to tell you when a specific indicator is crossing down an other one.
You can check test if the closing price has crossed under the 14 day EMA, with this signal:
S:Generic:CrossOverDown {I:Prices CLOSE} {I:EMA 14}
To install Finance::GeniusTrader, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Finance::GeniusTrader
CPAN shell
perl -MCPAN -e shell install Finance::GeniusTrader
For more information on module installation, please visit the detailed CPAN module installation guide.