Aplicar Macd, stochastic al spread Amibroker

[Sheik]

Gente, alguien sabe como aplico al spread el macd y stochastic en el Amibroker?

spread = Foreign("C", "C") - Foreign("BAC", "C" );

Plot( spread, "Spread", colorBlack );

Plot( MA( spread, 10 ), "MA of spread", colorRed );


muchas gracias