From 0603d2df3845cb5f6c85a4338969673970f582f3 Mon Sep 17 00:00:00 2001
From: Visualize-ML <105787223+Visualize-ML@users.noreply.github.com>
Date: Fri, 2 Sep 2022 06:06:11 -0400
Subject: [PATCH] Delete Bk4_Ch1_04.py

---
 Book4_Ch01_Python_Codes/Bk4_Ch1_04.py | 26 --------------------------
 1 file changed, 26 deletions(-)
 delete mode 100644 Book4_Ch01_Python_Codes/Bk4_Ch1_04.py

diff --git a/Book4_Ch01_Python_Codes/Bk4_Ch1_04.py b/Book4_Ch01_Python_Codes/Bk4_Ch1_04.py
deleted file mode 100644
index a9e05db..0000000
--- a/Book4_Ch01_Python_Codes/Bk4_Ch1_04.py
+++ /dev/null
@@ -1,26 +0,0 @@
-
-###############
-# Authored by Weisheng Jiang
-# Book 4  |  From Basic Arithmetic to Machine Learning
-# Published and copyrighted by Tsinghua University Press
-# Beijing, China, 2022
-###############
-
-# Bk4_Ch1_04.py
-
-import numpy as np
-
-# define two column vectors
-a = np.array([[-2], [5]])
-b = np.array([[5], [-1]])
-
-# calculate vector addition
-a_plus_b = a + b
-a_plus_b_2 = np.add(a,b)
-
-# calculate vector subtraction
-a_minus_b = a - b
-a_minus_b_2 = np.subtract(a,b)
-
-b_minus_a = b - a
-b_minus_a_2 = np.subtract(b,a)