Updating Linear Algebra Modules & Sample, PyPI package and install, a…

…nd CMake installation of source C++ project for Linux based operating systems

samples/cpp/linalg_ops.cpp

@@ -1,4 +1,6 @@
-/* TESTING BASIC LINEAR ALGEBRA OPERATIONS
+/*
+ * Linear Algebra Sample File
+ *
  * test driver program on the implementations for some basic Linear Algebra
  * operations. 
  *
@@ -10,43 +12,54 @@
 #include <stdio.h>
 #include <vector>
 #include <cassert>
-//#include <openMTPK/linalg.hpp>
-#include "../../include/linalg/vectors.hpp"
-#include "../../include/linalg/matrix.hpp"
+
+#include <openMTPK/linalg.hpp>
+//#include "../../include/linalg/vectors.hpp"
+//#include "../../include/linalg/matrix.hpp"
 
 
 int main() {
     // declaring an object for the Vectors class is permitted
     mtpk::Vectors v;
-    std::cout << "MATRIX/VECTOR OPERATIONS EXAMPLE" << std::endl;
+    std::cout << "MATRIX/VECTOR OPERATIONS EXAMPLE\n" << std::endl;
 
     int x = v.add(1, 3);
 
-    std::cout << "Sum = " << x << std::endl;
+    std::cout << "Sum = " << x << "\n\n";
+
+    // declaring matrix with random negative floats
+    std::cout << "Creating 2x2 matrix (MAT1) of random negative floats\n"; 
+    auto matrix_neg = mtpk::mtx<float>::randn(2, 2);
+    matrix_neg.print_shape();
+    matrix_neg.print_mtx();
+
+    // declaring matrix with random positive floats
+    std::cout << "Creating 2x2 matrix (MAT1) of random positive floats\n"; 
+    auto matrix_pos = mtpk::mtx<float>::rand(2, 2);
+    matrix_pos.print_shape();
+    matrix_pos.print_mtx();
+
+    std::cout << "Multiply each element of the matrix(MAT1) by itself" << "\n";
+    (matrix_pos.scalar_mult(2.f)).print_mtx();
 
-    // declaring matrix with random floats
-    std::cout << "Creating 2x2 matrix of random floats" << "\n"; 
-    auto MAT1 = mtpk::mtx<float>::randn(2, 2);
-    MAT1.print_shape();
-    MAT1.print_mtx();
 
     // declare a matrix of zeros with 3 x 5 dimensions
     std::cout << "Creating 3x5 matrix of 0's" << "\n"; 
-    auto MAT2 = mtpk::Matrix<float>(3, 5);
-    MAT2.print_shape();
-    MAT2.print_mtx();
+    auto matrix_zero = mtpk::Matrix<float>(3, 5);
+    matrix_zero.print_shape();
+    matrix_zero.print_mtx();
 
     // another method to declare a matrix of zeros with 8 x 9 dimensions
     std::cout << "Creating 8x9 matrix of 0's" << "\n"; 
-    auto MAT3 = mtpk::mtx<int>::zeros(8, 9);
-    MAT3.print_shape();
-    MAT3.print_mtx();
-
-    // declare a matrix 
-    // auto MAT4 = mtpk::Matrix<float>();
+    auto matrix_zero_2 = mtpk::mtx<int>::zeros(8, 9);
+    matrix_zero_2.print_shape();
+    matrix_zero_2.print_mtx();
 
-    // MAT4.print_shape();
-    // MAT4.print_mtx();
+    // declare matrix of ones with 8 x 9 dimensions
+    std::cout << "Creating 8x9 matrix of 1's" << "\n"; 
+    auto matrix_one = mtpk::mtx<int>::ones(8, 9);
+    matrix_one.print_shape();
+    matrix_one.print_mtx();
 
     return 0;
 }