From f1a9a85c6138715c3933c957c695d0482b901154 Mon Sep 17 00:00:00 2001
From: Warrick Lo <warrick.s.z.lo@gmail.com>
Date: Wed, 11 Feb 2026 07:16:45 -0800
Subject: Finish lab report up to Task 2B

Signed-off-by: Warrick Lo <warrick.s.z.lo@gmail.com>
---
 matlab/phasor.m | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 matlab/phasor.m

(limited to 'matlab/phasor.m')

diff --git a/matlab/phasor.m b/matlab/phasor.m
new file mode 100644
index 0000000..add5f84
--- /dev/null
+++ b/matlab/phasor.m
@@ -0,0 +1,15 @@
+function phasor(modulus, argument)
+	% Wrapper for quiver() that plots phasor diagrams.
+	%
+	% Expects the modulus and argument (in degrees)
+	% of a complex number.
+
+	r = modulus;
+	phi = argument * pi / 180;
+
+	% Automatic scaling is disabled.
+	quiver(0, 0, r*cos(phi), r*sin(phi), 0);
+
+	xlim([-r r]);
+	ylim([-r r]);
+end
\ No newline at end of file
-- 
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