10 double log_2(double x) ;
29 #include "lily-proto.hh"
30 Interval itemlist_width (const Array<Item*> &its);
33 void set_frobnify (void*, size_t);
34 int get_lower_bound (Array<Real> const& positions, Real x);
35 Slice get_bounds_slice (Array<Real> const& positions, Real x);
36 Interval get_bounds_iv (Array<Real> const& positions, Real x);
37 Interval quantise_iv (Array<Real> const& positions, Real period, Real x);