[benchmark][speed] Added new operations: dterminant, inverse, \, transpose matrix

tests/operations/determinantSpeed.m

+function determinantTime = determinantSpeed(len)
+    rng;
+    x = randi(1000,len,len); 
+    testClass.a = x; testStruct.a = x;
+
+    tic
+    t = det(testStruct.a);
+    determinantTime.struct = toc;
+
+    tic
+    t = det(testClass.a);
+    determinantTime.class = toc;
+end
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tests/operations/inverseSpeed.m

+function inverseTime = inverseSpeed(len)
+    rng;
+    x = randi(1000,len,len); 
+    testClass.a = x; testStruct.a = x;
+
+    tic
+    t = inv(testStruct.a);
+    inverseTime.struct = toc;
+
+    tic
+    t = inv(testClass.a);
+    inverseTime.class = toc;
+end
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tests/operations/mldivideSpeed.m

+function mldivideTime = mldivideSpeed(len)
+    rng;
+    A = randi(1000,len,len); 
+    B = randi(1000,len,1);
+    testClass.a = A; testStruct.a = A;
+    testClass.b = B; testStruct.b = B;
+
+    tic
+    t = mldivide(testStruct.a,testStruct.b);
+    mldivideTime.struct = toc;
+
+    tic
+    t = mldivide(testClass.a,testClass.b);
+    mldivideTime.class = toc;
+end
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tests/operations/transposeSpeed.m

+function transposeTime = transposeSpeed(len)
+    rng;
+    x = randi(1000,len,len); 
+    testClass.a = x; testStruct.a = x;
+
+    tic
+    t = testStruct.a';
+    transposeTime.struct = toc;
+
+    tic
+    t = testClass.a';
+    transposeTime.class = toc;
+end
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