From d1fefc06f821f24137d1d7e2c5ba8a78c52d285f Mon Sep 17 00:00:00 2001
From: Diogo Cordeiro <diogo@fc.up.pt>
Date: Thu, 26 Nov 2020 14:13:28 +0000
Subject: [PATCH] [3] Ex1: terminated.

---
 TP3a/DiogoEliseu_TP3_1.m | 60 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 TP3a/DiogoEliseu_TP3_1.m

diff --git a/TP3a/DiogoEliseu_TP3_1.m b/TP3a/DiogoEliseu_TP3_1.m
new file mode 100644
index 0000000..47dada9
--- /dev/null
+++ b/TP3a/DiogoEliseu_TP3_1.m
@@ -0,0 +1,60 @@
+%% Exercício 1
+figure(1)
+num = [ 1 -1 ];
+den = [ 1 -0.2 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, ~] = tf2zp(num, den);
+zplane(z, p)
+
+figure(2)
+num = [ 4.5 -1.3 1.4 ];
+den = [ 1 0.2 0.75 -0.27 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, ~] = tf2zp(num, den);
+zplane(z, p)
+
+figure(3)
+num = [ 0.5 ];
+den = [ 1 -1 0.15 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, ~] = tf2zp(num, den);
+zplane(z, p)
+
+figure(4)
+num = [ 3 4.5 ];
+den = [ 1 -2.9 -2.1 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, ~] = tf2zp(num, den);
+zplane(z, p)
+
+figure(5)
+num = [ 1 ];
+den = [ 1 -1.845 0.850856 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, ~] = tf2zp(num, den);
+zplane(z, p)
+
+figure(6)
+num = [ 1 ];
+den = [ 1 -1.85 0.85 ];
+subplot(2,1,1)
+h60 = impz(num, den, 60);
+stem(h60,'filled')
+subplot(2,1,2)
+[z, p, k] = tf2zp(num, den);
+zplane(z, p)
\ No newline at end of file