This function allows to perform a number of operations on the values of the time series.The operations currently available are: sum, multiplication, opposite, reciprocal and natural logarithm. It is used through the Operations button in the Analysis Menu
The output time series in the environment KTSEnv
Opposite, inverse and logarithm can be applied simultaneously to N time series. The output consists of N output time series the names of which are assigned by default (original names plus Opp, Recip or Ln). On the contrary, the output of sum and multiplication is a single time series and the user must choose its name.