diff --git a/tests/Test.m b/tests/Test.m
index 5021898fd986bc796805d081894b8e2d67158bcb..bc1634e515d2efb3b5a9dfa2b884dd0c9686e983 100644
--- a/tests/Test.m
+++ b/tests/Test.m
@@ -6,6 +6,8 @@ classdef Test < Config
         a   double
         b   double
         c   double
+        rows double  % Number of rows for random matrix
+        cols double  % Number of columns for random matrix
     end
 
     properties(SetAccess = protected)
@@ -14,6 +16,8 @@ classdef Test < Config
 
     properties(Dependent)
         e
+        randomMatrix
+        randomVect
     end
 
     properties(Access = protected)
@@ -22,15 +26,25 @@ classdef Test < Config
     end
 
     methods
-        function obj = Test(a, b, c, d)
+        function obj = Test(a, b, c, d, rows, cols)
             obj.a = a;
             obj.b = b;
             obj.c = c;
             obj.d = d;
+            obj.rows = rows;  % Set rows
+            obj.cols = cols;  % Set cols
         end
 
         function e = get.e(obj)
             e = obj.c*ones(10000, 10000);
         end
+
+        function randomMatrix = get.randomMatrix(obj)
+            randomMatrix = obj.a * randn(obj.rows, obj.cols);
+        end
+
+        function randomVect = get.randomVect(obj)
+            randomVect = obj.randomMatrix(1,:);
+        end
     end
-end
\ No newline at end of file
+end
diff --git a/tests/TestOverride.m b/tests/old/TestOverride.m
similarity index 100%
rename from tests/TestOverride.m
rename to tests/old/TestOverride.m
diff --git a/tests/argValidation.m b/tests/old/argValidation.m
similarity index 100%
rename from tests/argValidation.m
rename to tests/old/argValidation.m
diff --git a/tests/ascent.m b/tests/old/ascent.m
similarity index 100%
rename from tests/ascent.m
rename to tests/old/ascent.m
diff --git a/tests/matlab.mat b/tests/old/matlab.mat
similarity index 100%
rename from tests/matlab.mat
rename to tests/old/matlab.mat
diff --git a/tests/speedBenchmark2.m b/tests/old/speedBenchmark2.m
similarity index 100%
rename from tests/speedBenchmark2.m
rename to tests/old/speedBenchmark2.m
diff --git a/tests/old/speedBenchmark_old.m b/tests/old/speedBenchmark_old.m
new file mode 100644
index 0000000000000000000000000000000000000000..33aff89cadbe7aa7b41728228515cde90f660091
--- /dev/null
+++ b/tests/old/speedBenchmark_old.m
@@ -0,0 +1,107 @@
+function speed = speedBenchmark_old(len)
+    %=======READ=========
+    testClass = Test(1, 2, 3, 4);
+    testStruct = struct;
+    
+    testStruct.a = 1;
+    testStruct.b = 2;
+    testStruct.c = 3;
+   
+    arr1 = zeros(1, len);
+    arr2 = zeros(1, len);
+    
+    fields = fieldnames(testClass);
+    
+    tic  
+    for i = 1:len
+        arr1(i) = testStruct.(fields{mod(i,3) + 1});
+    end
+    speed.readTime.struct = toc;
+    
+    tic  
+    for i = 1:len
+        arr2(i) = testClass.(fields{mod(i,3) + 1});
+    end
+    speed.readTime.class = toc;
+    
+    %=======ASSIGNMENT=========
+    ms = Mission(true);
+    cl = Motor(ms);
+    st = struct(cl); % converting class to a struct. calling of a warning
+    
+    len_xcg = length(st.xCg);
+    a = zeros(1, len_xcg);
+    b = zeros(1, len_xcg);
+    c = zeros(1, len_xcg);
+    d = zeros(1, len_xcg);
+    
+    tic  
+    a = cl.xCg;
+    speed.assignment.std.class = toc; 
+    
+    tic  
+    c = st.xCg;
+    speed.assignment.std.struct = toc;
+    
+    tic  
+    for i = 1:len_xcg
+        b(i) = cl.xCg(i);
+    end
+    speed.assignment.elementWise.class = toc;
+    
+    tic  
+    for i = 1:len_xcg
+        d(i) = st.xCg(i);
+    end
+    speed.assignment.elementWise.struct = toc;
+
+    %=======SCALAR PRODUCT=======
+    rng;
+    v1 = randi(1000,len,1); v2 = randi(1000,len,1);
+    testClass.a = v1; testStruct.a = v1;
+    testClass.b = v2; testStruct.b = v2;
+    
+    tic
+    scalarProductStruct = dot(testStruct.a,testStruct.b);
+    speed.scalarProduct.struct = toc;
+
+    tic
+    scalarProductClass = dot(testClass.a,testClass.b);
+    speed.scalarProduct.class = toc;
+
+    %=======SUM=======    
+    tic
+    sumStruct = testStruct.a + testStruct.b;
+    speed.sum.struct = toc;
+
+    tic
+    sumClass = testClass.a + testClass.b;
+    speed.sum.class = toc;
+
+    %=======CROSS PRODUCT======== (MATRICES)
+    matrix1 = randi([0, 1000], [3,len]);
+    matrix2 = randi([0, 1000], [3,len]);
+
+    testClass.a = matrix1; testStruct.a = matrix1;
+    testClass.b = matrix2; testStruct.b = matrix2;
+    
+    tic
+    crossProductStruct = cross(testStruct.a,testStruct.b);
+    speed.crossProduct.struct = toc;
+
+    tic
+    crossProductClass = cross(testClass.a,testClass.b);
+    speed.crossProduct.class = toc;
+    
+    %========EIGENVALUES PROBLEM======== (MATRICES)
+    matrix1 = randi([0, 1000], [len,len]);
+    testClass.a = matrix1; testStruct.a = matrix1;
+
+    tic
+    eigStruct = eig(testStruct.a);
+    speed.eigen.struct = toc;
+
+    tic
+    eigClass = eig(testClass.a);
+    speed.eigen.class = toc;
+end
diff --git a/tests/speedBenchmark_script.m b/tests/old/speedBenchmark_script.m
similarity index 100%
rename from tests/speedBenchmark_script.m
rename to tests/old/speedBenchmark_script.m
diff --git a/tests/testAccess.m b/tests/old/testAccess.m
similarity index 100%
rename from tests/testAccess.m
rename to tests/old/testAccess.m
diff --git a/tests/operations/assignmentSpeed.m b/tests/operations/assignmentSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..aab9504fc9af31993bc106b4bf116d8ea19c1204
--- /dev/null
+++ b/tests/operations/assignmentSpeed.m
@@ -0,0 +1,31 @@
+function assignmentTime = assignmentSpeed(len)
+    % ms = Mission(true);
+    % cl = Motor(ms);
+    cl = Test(1,2,3,4, len, len);
+    st = struct(cl); % converting class to a struct. calling of a warning
+    
+    a = zeros(1, len);
+    b = zeros(1, len);
+    c = zeros(1, len);
+    d = zeros(1, len);
+    
+    tic
+    a = cl.randomVect;
+    assignmentTime.std.class = toc;
+    
+    tic
+    c = st.randomVect;
+    assignmentTime.std.struct = toc;
+    
+    tic
+    for i = 1:len
+        b(i) = cl.randomVect(i);
+    end
+    assignmentTime.elementWise.class = toc;
+    
+    tic
+    for i = 1:len
+        d(i) = st.randomVect(i);
+    end
+    assignmentTime.elementWise.struct = toc;
+end
\ No newline at end of file
diff --git a/tests/operations/crossProductSpeed.m b/tests/operations/crossProductSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..354e507ca1e3b87b3fce9d03dfc1e65a3bbeffe4
--- /dev/null
+++ b/tests/operations/crossProductSpeed.m
@@ -0,0 +1,15 @@
+function crossProductTime = crossProductSpeed(len)
+    matrix1 = randi([0, 1000], [3,len]);
+    matrix2 = randi([0, 1000], [3,len]);
+
+    testClass.a = matrix1; testStruct.a = matrix1;
+    testClass.b = matrix2; testStruct.b = matrix2;
+    
+    tic
+    crossProductStruct = cross(testStruct.a,testStruct.b);
+    crossProductTime.struct = toc;
+
+    tic
+    crossProductClass = cross(testClass.a,testClass.b);
+    crossProductTime.class = toc;
+end
\ No newline at end of file
diff --git a/tests/operations/eigenSpeed.m b/tests/operations/eigenSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..6a35022c920d6003a7eb8ae7b6bab87c3a98e70a
--- /dev/null
+++ b/tests/operations/eigenSpeed.m
@@ -0,0 +1,13 @@
+function eigen = eigenSpeed(dim)
+%========EIGENVALUES PROBLEM======== (MATRICES)
+    A = randn(dim,dim);
+    testClass.a = A; testStruct.a = A;
+
+    tic
+    eigStruct = eig(testStruct.a);
+    eigen.struct = toc;
+
+    tic
+    eigClass = eig(testClass.a);
+    eigen.class = toc;
+end
\ No newline at end of file
diff --git a/tests/operations/readSpeed.m b/tests/operations/readSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..71d00cca2670623bc26bd35cb2381159616b3f90
--- /dev/null
+++ b/tests/operations/readSpeed.m
@@ -0,0 +1,25 @@
+function readTime = readSpeed(len)
+    testClass = Test(1, 2, 3, 4, len, len);
+    testStruct = struct;
+    
+    testStruct.a = 1;
+    testStruct.b = 2;
+    testStruct.c = 3;
+   
+    arr1 = zeros(1, len);
+    arr2 = zeros(1, len);
+    
+    fields = fieldnames(testClass);
+    
+    tic  
+    for i = 1:len
+        arr1(i) = testStruct.(fields{mod(i,3) + 1});
+    end
+    readTime.struct = toc;
+    
+    tic  
+    for i = 1:len
+        arr2(i) = testClass.(fields{mod(i,3) + 1});
+    end
+    readTime.class = toc;
+end
\ No newline at end of file
diff --git a/tests/operations/scalarProductSpeed.m b/tests/operations/scalarProductSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..de93d58a35870e5c7832d182ddddfe2568929401
--- /dev/null
+++ b/tests/operations/scalarProductSpeed.m
@@ -0,0 +1,14 @@
+function scalarProductTime = scalarProductSpeed(len)
+    rng;
+    v1 = randi(1000,len,1); v2 = randi(1000,len,1);
+    testClass.a = v1; testStruct.a = v1;
+    testClass.b = v2; testStruct.b = v2;
+    
+    tic
+    scalarProductStruct = dot(testStruct.a,testStruct.b);
+    scalarProductTime.struct = toc;
+    
+    tic
+    scalarProductClass = dot(testClass.a,testClass.b);
+    scalarProductTime.class = toc;
+end
\ No newline at end of file
diff --git a/tests/operations/sumSpeed.m b/tests/operations/sumSpeed.m
new file mode 100644
index 0000000000000000000000000000000000000000..d136fe5aaab769f7d5e7adea6fa9e06976b616fb
--- /dev/null
+++ b/tests/operations/sumSpeed.m
@@ -0,0 +1,13 @@
+function sumTime = sumSpeed(len)
+    rng;
+    v1 = randi(1000,len,1); v2 = randi(1000,len,1);
+    testClass.a = v1; testStruct.a = v1;
+    testClass.b = v2; testStruct.b = v2;
+    tic
+    sumStruct = testStruct.a + testStruct.b;
+    sumTime.struct = toc;
+
+    tic
+    sumClass = testClass.a + testClass.b;
+    sumTime.class = toc;
+end
\ No newline at end of file
diff --git a/tests/speedBenchmark.m b/tests/speedBenchmark.m
index 27d7a13f5b28c7a2532477014eb3b2a3b5e61164..5364c7a348bbc609b38d677649c00ea36ac0f350 100644
--- a/tests/speedBenchmark.m
+++ b/tests/speedBenchmark.m
@@ -1,108 +1,60 @@
-function speed = speedBenchmark(len)
-    %=======READ=========
-    testClass = Test(1, 2, 3, 4);
-    testStruct = struct;
-    
-    testStruct.a = 1;
-    testStruct.b = 2;
-    testStruct.c = 3;
-   
-    arr1 = zeros(1, len);
-    arr2 = zeros(1, len);
-    
-    fields = fieldnames(testClass);
-    
-    tic  
-    for i = 1:len
-        arr1(i) = testStruct.(fields{mod(i,3) + 1});
-    end
-    speed.readTime.struct = toc;
-    
-    tic  
-    for i = 1:len
-        arr2(i) = testClass.(fields{mod(i,3) + 1});
-    end
-    speed.readTime.class = toc;
-
-    ms = Mission(true);
-
-    %=======ASSIGNMENT=========
-    cl = Motor(ms);
-    st = struct(cl); % converting class to a struct. calling of a warning
-    
-    len_xcg = length(st.xCg);
-    a = zeros(1, len_xcg);
-    b = zeros(1, len_xcg);
-    c = zeros(1, len_xcg);
-    d = zeros(1, len_xcg);
-    
-    tic  
-    a = cl.xCg;
-    speed.assignment.std.class = toc; 
-    
-    tic  
-    c = st.xCg;
-    speed.assignment.std.struct = toc;
-    
-    tic  
-    for i = 1:len_xcg
-        b(i) = cl.xCg(i);
-    end
-    speed.assignment.elementWise.class = toc;
-    
-    tic  
-    for i = 1:len_xcg
-        d(i) = st.xCg(i);
-    end
-    speed.assignment.elementWise.struct = toc;
-
-    %=======SCALAR PRODUCT=======
-    rng;
-    v1 = randi(1000,len,1); v2 = randi(1000,len,1);
-    testClass.a = v1; testStruct.a = v1;
-    testClass.b = v2; testStruct.b = v2;
-    
-    tic
-    scalarProductStruct = dot(testStruct.a,testStruct.b);
-    speed.scalarProduct.struct = toc;
-
-    tic
-    scalarProductClass = dot(testClass.a,testClass.b);
-    speed.scalarProduct.class = toc;
-
-    %=======SUM=======    
-    tic
-    sumStruct = testStruct.a + testStruct.b;
-    speed.sum.struct = toc;
-
-    tic
-    sumClass = testClass.a + testClass.b;
-    speed.sum.class = toc;
-
-    %=======CROSS PRODUCT======== (MATRICES)
-    matrix1 = randi([0, 1000], [3,len]);
-    matrix2 = randi([0, 1000], [3,len]);
-
-    testClass.a = matrix1; testStruct.a = matrix1;
-    testClass.b = matrix2; testStruct.b = matrix2;
-    
-    tic
-    crossProductStruct = cross(testStruct.a,testStruct.b);
-    speed.crossProduct.struct = toc;
-
-    tic
-    crossProductClass = cross(testClass.a,testClass.b);
-    speed.crossProduct.class = toc;
-    
-    %========EIGENVALUES PROBLEM======== (MATRICES)
-    matrix1 = randi([0, 1000], [len,len]);
-    testClass.a = matrix1; testStruct.a = matrix1;
-
-    tic
-    eigStruct = eig(testStruct.a);
-    speed.eigen.struct = toc;
+%% 
+clc; close all; clear all;
+warning off 
+% call of a warning because converting class to a struct in function
+
+% TODO: determinant, inverse matrix, traspose, \
+% TOFIX: eigen, assignment
+
+%% Functions
+vct = 10^2:1000:10^5;
+
+%%% Reading time
+readTime = [];
+for i = 1:length(vct)
+    head = readSpeed(vct(i));
+    readTime = [readTime head]; %#ok<*AGROW>
+end
+clear head
+
+%% Assignment time
+% assignmentTime = [];
+% for i = 1:length(vct)
+%     head = assignmentSpeed(vct(i));
+%     assignmentTime = [assignmentTime head]; %#ok<*AGROW>
+% end
+% clear head
+%%
+%%% Scalar product time
+scalarProductTime = [];
+for i = 1:length(vct)
+    head = scalarProductSpeed(vct(i));
+    scalarProductTime = [scalarProductTime head]; %#ok<*AGROW>
+end
+clear head
+
+%%% Eigen 
+% dim = 2:1:10;
+% 
+% eigenTime = [];
+% for i = 1:length(vct)
+%     head = eigenSpeed(vct(i));
+%     eigenTime = [eigenTime head]; %#ok<*AGROW>
+% end
+% clear head
+
+%%% Sum time
+sumTime = [];
+for i = 1:length(vct)
+    head = sumSpeed(vct(i));
+    sumTime = [sumTime head]; %#ok<*AGROW>
+end
+clear head
 
-    tic
-    eigClass = eig(testClass.a);
-    speed.eigen.class = toc;
+%%% Cross product time
+crossProductTime = [];
+for i = 1:length(vct)
+    head = crossProductSpeed(vct(i));
+    crossProductTime = [crossProductTime head]; %#ok<*AGROW>
 end
+clear head
diff --git a/tests/speedBenchmarkPlot.m b/tests/speedBenchmarkPlot.m
index 7cadfd5a736697deb8e655c3810d204192b23552..8f0c91ab180da1271c068dcdc9fc6f72366a4a67 100644
--- a/tests/speedBenchmarkPlot.m
+++ b/tests/speedBenchmarkPlot.m
@@ -1,16 +1,5 @@
-%% 
-clc; close all; clear all;
-warning off 
-% call of a warning because converting class to a struct in function
-
-%% function
-vct = 10^2:1000:10^5;
-speed = [];
-for i = 1:length(vct)
-    head = speedBenchmark(vct(i));
-    speed = [speed head]; %#ok<*AGROW>
-end
-clear head
+% Calling speedBenchmark script
+speedBenchmark;
 
 %% Plots
 plt.stdBlue = [0 0.447 0.741];
@@ -19,8 +8,8 @@ plt.stdRed = [0.8500 0.3250 0.0980];
 % Reading time
 figure
 for i = 1:length(vct)
-    semilogx(vct(i), speed(i).readTime.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).readTime.class, '.', 'Color', plt.stdRed)
+    semilogx(vct(i), readTime(i).struct, '.' ,'Color', plt.stdBlue)
+    semilogx(vct(i), readTime(i).class, '.', 'Color', plt.stdRed)
     hold on
 end
 plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
@@ -31,41 +20,41 @@ ylabel('Speed [s]')
 legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
 grid on
 
-% Assignment time standard
-figure
-for i = 1:length(vct)
-    semilogx(vct(i), speed(i).assignment.std.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).assignment.std.class, '.', 'Color', plt.stdRed)
-    hold on
-end
-plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
-plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
-title('Assignment time standard');
-xlabel('Number of elements')
-ylabel('Speed [s]')
-legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
-grid on
+%% Assignment time standard
+% figure
+% for i = 1:length(vct)
+%     semilogx(vct(i), speed(i).assignment.std.struct, '.' ,'Color', plt.stdBlue)
+%     semilogx(vct(i), speed(i).assignment.std.class, '.', 'Color', plt.stdRed)
+%     hold on
+% end
+% plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
+% plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
+% title('Assignment time standard');
+% xlabel('Number of elements')
+% ylabel('Speed [s]')
+% legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
+% grid on
+% 
+% % Assignment time element wise
+% figure
+% for i = 1:length(vct)
+%     semilogx(vct(i), speed(i).assignment.elementWise.struct, '.' ,'Color', plt.stdBlue)
+%     semilogx(vct(i), speed(i).assignment.elementWise.class, '.', 'Color', plt.stdRed)
+%     hold on
+% end
+% plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
+% plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
+% title('Assignment time element wise');
+% xlabel('Number of elements')
+% ylabel('Speed [s]')
+% legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
+% grid on
 
-% Assignment time element wise
+%% Scalar product
 figure
 for i = 1:length(vct)
-    semilogx(vct(i), speed(i).assignment.elementWise.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).assignment.elementWise.class, '.', 'Color', plt.stdRed)
-    hold on
-end
-plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
-plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
-title('Assignment time element wise');
-xlabel('Number of elements')
-ylabel('Speed [s]')
-legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
-grid on
-
-% Scalar product
-figure
-for i = 1:length(vct)
-    semilogx(vct(i), speed(i).scalarProduct.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).scalarProduct.class, '.', 'Color', plt.stdRed)
+    semilogx(vct(i), scalarProductTime(i).struct, '.' ,'Color', plt.stdBlue)
+    semilogx(vct(i), scalarProductTime(i).class, '.', 'Color', plt.stdRed)
     hold on
 end
 plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
@@ -76,11 +65,11 @@ ylabel('Speed [s]')
 legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
 grid on
 
-% Sum 
+%% Sum 
 figure
 for i = 1:length(vct)
-    semilogx(vct(i), speed(i).sum.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).sum.class, '.', 'Color', plt.stdRed)
+    semilogx(vct(i), sumTime(i).struct, '.' ,'Color', plt.stdBlue)
+    semilogx(vct(i), sumTime(i).class, '.', 'Color', plt.stdRed)
     hold on
 end
 plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
@@ -91,11 +80,11 @@ ylabel('Speed [s]')
 legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
 grid on
 
-% Cross product time (matrices) 
+%% Cross product time (matrices) 
 figure
 for i = 1:length(vct)
-    semilogx(vct(i), speed(i).crossProduct.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).crossProduct.class, '.', 'Color', plt.stdRed)
+    semilogx(vct(i), crossProductTime(i).struct, '.' ,'Color', plt.stdBlue)
+    semilogx(vct(i), crossProductTime(i).class, '.', 'Color', plt.stdRed)
     hold on
 end
 plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
@@ -106,17 +95,17 @@ ylabel('Speed [s]')
 legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
 grid on
 
-% Eigenvalues problem time (matrices) 
-figure
-for i = 1:length(vct)
-    semilogx(vct(i), speed(i).eigen.struct, '.' ,'Color', plt.stdBlue)
-    semilogx(vct(i), speed(i).eigen.class, '.', 'Color', plt.stdRed)
-    hold on
-end
-plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
-plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
-title('Eigenvalues problem time (matrices) ');
-xlabel('Number of elements')
-ylabel('Speed [s]')
-legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
-grid on
\ No newline at end of file
+%% Eigenvalues problem time (matrices) 
+% figure
+% for i = 1:length(vct)
+%     semilogx(vct(i), speed(i).eigen.struct, '.' ,'Color', plt.stdBlue)
+%     semilogx(vct(i), speed(i).eigen.class, '.', 'Color', plt.stdRed)
+%     hold on
+% end
+% plt.lgdStruct = plot(nan, nan, 'color', plt.stdBlue);
+% plt.lgdClass = plot(nan, nan, 'color', plt.stdRed);
+% title('Eigenvalues problem time (matrices) ');
+% xlabel('Number of elements')
+% ylabel('Speed [s]')
+% legend([plt.lgdStruct, plt.lgdClass], {'Struct', 'Class'})
+% grid on
\ No newline at end of file