Source: stream/rate/rate_stream__get_log_plottable.pro
rate_stream::get_log_plottable Return whether a stream can be plotted on a log scale or not. Usage: ok = strref -> get_log_plottable() Notes: This level always returns 1, any stream class all or some of whose cases can't be plotted on a log scale must override this method. History: Original: 7/7/00; SJT