extend_tsp: Extend tsp with lf
Description
This window is the smallest that is all around tsphf
that is compatible with the low frequency.
Usage
extend_tsp(tsphf, lffreq)
Value
a numeric of length 3, a tsp of high-frequency.
Arguments
- tsphf
a numeric of length 3, a tsp of high-frequency
- lffreq
a numeric of length 1, the low frequency