added support for multivariate frequency response objects

1 files changed, 2 insertions, 0 deletions

diff --git a/NAMESPACE b/NAMESPACE
index 2e8d793..2171461 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -29,6 +29,7 @@ S3method(summary,idframe)
 S3method(time,idframe)
 export("inputNames<-")
 export("outputNames<-")
+export()
 export(armax)
 export(arx)
 export(bj)
@@ -66,5 +67,6 @@ export(step)
 import(ggplot2)
 import(polynom)
 import(reshape2)
+import(signal)
 import(tframe)
 importFrom(zoo,na.approx)