X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=flower%2Finclude%2Fpolynomial.hh;h=f80b53c2eec1d62355bbb984bf617ed3859d3e0f;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=f575be35fd5a4ec5a0b17d2cfc2f0232360429f3;hpb=4a401ca1c60f428daa242dbdd102fdb3f327ebfb;p=lilypond.git

diff --git a/flower/include/polynomial.hh b/flower/include/polynomial.hh
index f575be35fd..f80b53c2ee 100644
--- a/flower/include/polynomial.hh
+++ b/flower/include/polynomial.hh
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1993--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1993--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -24,6 +24,7 @@
 #ifndef POLY_H
 #define POLY_H
 
+#include <sys/types.h>
 #include "std-vector.hh"
 #include "arithmetic-operator.hh"
 #include "real.hh"
@@ -32,7 +33,7 @@
 struct Polynomial
 {
   /// degree of polynomial
-  int degree ()const;
+  ssize_t degree ()const;
 
   /// coefficients
   vector<Real> coefs_;
@@ -44,6 +45,7 @@ struct Polynomial
   Real lc () const;
   void print () const;
   Real eval (Real) const;
+  Real minmax (Real, Real, bool) const;
   void print_sols (vector<Real>) const;
   void check_sols (vector<Real>) const;
   void check_sol (Real x) const;