From a549bd60ea51d742f442db9e340ad25a0f80e525 Mon Sep 17 00:00:00 2001
From: Giovanni Di Grezia <xgiovio@gmail.com>
Date: Wed, 19 Nov 2014 13:01:30 +0100
Subject: [PATCH] aggiunto alcune note su funzioni per polinomi e
 interpolazione

---
 samples/plot,functions,polyval.m | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 samples/plot,functions,polyval.m

diff --git a/samples/plot,functions,polyval.m b/samples/plot,functions,polyval.m
new file mode 100644
index 0000000..bbb331d
--- /dev/null
+++ b/samples/plot,functions,polyval.m
@@ -0,0 +1,10 @@
+fplot( @(x) x^2 * cos(x), [-4 4],'r*' )
+hold on
+
+p= [1,2,3,4,5]
+x=1:0.1:10
+y=polyval(p,x)
+plot(x,y)
+
+
+polyfit(x,y,n) // n è il grado
\ No newline at end of file