initial commit / add all books

2 files changed, 20 insertions, 0 deletions

diff --git a/1332/CH12/EX12.2/12_2.pdf b/1332/CH12/EX12.2/12_2.pdf
new file mode 100755
index 000000000..f4b941b25
--- /dev/null
+++ b/1332/CH12/EX12.2/12_2.pdf
diff --git a/1332/CH12/EX12.2/12_2.sce b/1332/CH12/EX12.2/12_2.sce
new file mode 100755
index 000000000..0f30446c9
--- /dev/null
+++ b/1332/CH12/EX12.2/12_2.sce
@@ -0,0 +1,20 @@
+//Example 12.2

+//Lagarangian Method

+//Page no. 373

+clc;close;clear;

+

+xk=[-1,0,2,5];

+yk=[10,7,7,22];

+

+P=0;

+x=poly(0,"x");

+for k=0:3

+    p=yk(k+1)

+    for j=0:3

+        if(j~=k)

+            p=p*((x-xk(j+1))/(xk(k+1)-xk(j+1)))

+        end

+    end

+    P=P+p;

+end

+disp(P,'P=')
\ No newline at end of file