initial commit / add all books

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diff --git a/2993/CH2/EX2.7/Ex2_7.sce b/2993/CH2/EX2.7/Ex2_7.sce
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+
+clc;
+close;
+
+F = [1 2;3 4];
+
+M = F;
+
+[n,n] = size(M); // Since its a square matrix m and n are same
+
+//U is a matrix of the order n whose all elements are 1
+U = [];
+for i = 1:n
+    for j = 1:n
+        U(i,j) = 1;
+    end
+end
+
+F = [(4*M) ((4*M)+(2*U)) ; ((4*M)+(3*U)) ((4*M)+(U))];
+ 
+disp(F,"F` = ",'The constructed higher order(4x4) matrix is ') 
+
+//Note: The constructed matrix in the book is shown as F subscript (4,4) which can't be done in scilab console hence instead of that F` is used
+
+
+
+