From c944368c607add79fc3ea404629f717b42a834ce Mon Sep 17 00:00:00 2001
From: Matthew Strapp <msattr@gmail.com>
Date: Mon, 14 Oct 2019 10:10:14 -0500
Subject: fix the oopsies

---
 math2373/lab5/lab4.txt     | 59 ++++++++++++++++++++++++++++++++++++++++++++++
 math2373/lab5/multseries.m |  3 +--
 math2373/lab5/sum_of_nn.m  |  4 ++--
 3 files changed, 62 insertions(+), 4 deletions(-)

(limited to 'math2373')

diff --git a/math2373/lab5/lab4.txt b/math2373/lab5/lab4.txt
index e69de29..b45f0f3 100644
--- a/math2373/lab5/lab4.txt
+++ b/math2373/lab5/lab4.txt
@@ -0,0 +1,59 @@
+N=10; sum_of_fourths; y
+
+y =
+
+  Columns 1 through 5
+
+           0           1          17          98         354
+
+  Columns 6 through 10
+
+         979        2275        4676        8772       15333
+
+  Column 11
+
+       25333
+
+N=10; sum_of_nn; y
+
+y =
+
+    1.2913
+
+N=10; sum_of_nn; y
+
+y =
+
+    1.2913
+
+N=10; multseries; y
+
+y =
+
+    3.0677
+
+N=100; multseries; y
+
+y =
+
+    3.1338
+
+N=1000; multseries; y
+
+y =
+
+    3.1408
+
+N=10000; multseries; y
+
+y =
+
+    3.1415
+
+N=100000; multseries; y
+
+y =
+
+    3.1416
+
+diary off
diff --git a/math2373/lab5/multseries.m b/math2373/lab5/multseries.m
index ccd2533..d4b06d6 100644
--- a/math2373/lab5/multseries.m
+++ b/math2373/lab5/multseries.m
@@ -1,5 +1,4 @@
 y=2;
 for n=1:N
-    x=y*((2*n)*(2*n))/((2*n-1)*(2*n+1));
-    y=x;
+    y=y*((2*n)*(2*n))/((2*n-1)*(2*n+1));
 end
\ No newline at end of file
diff --git a/math2373/lab5/sum_of_nn.m b/math2373/lab5/sum_of_nn.m
index ea36db5..dd191b7 100644
--- a/math2373/lab5/sum_of_nn.m
+++ b/math2373/lab5/sum_of_nn.m
@@ -1,4 +1,4 @@
-y(1)=0;
+y=0;
 for n=1:N
-    y(n+1)=y(n)+1/(n^n);
+    y=y+1/(n^n);
 end
\ No newline at end of file
-- 
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