idlastzero {locits} | R Documentation |
Return the index of the last zero in a vector, otherwise
stop and return errror message. A helper routine for
mkcoef
.
idlastzero(v)
v |
Vector you wish to investigate |
The index within v
of the last (right-most or one with
the largest index) zero.
Guy Nason.
Nason, G.P. (2013) A test for second-order stationarity and approximate confidence intervals for localized autocovariances for locally stationary time series. J. R. Statist. Soc. B, 75, 879-904. doi:10.1111/rssb.12015
idlastzero(c(3,4,5,0,9))
#[1] 4