Exercise 1 - Arithmetic Array Operators

1 Question

Is this allowed? If no, why not? If yes, what is the result?

class Add1 Real A1[2] = {2, 3} + 1; end Add1;

1.1 Answer

2 Question

Is this allowed? If no, why not? If yes, what is the result?

class Sub5 Real A5[3] = {3, 45, 6} - 5; end Sub5;

2.1 Answer

3 Question

Is this allowed? If no, why not? If yes, what is the result?

class Mult2 Real A2[3] = {11, 14, 12} * 2; end Mult2;

3.1 Answer

4 Matrix Multiplication

Write a class that multiplies two matrices using the multiplication operator for matrices.

4.1 Answer

5 Question

Is this allowed? If no,why not? If yes,what is the result?

class MultMany Real mult1 = {1, 1, 1, 1} * {1, 1, 1, 1}; Real mult2[2] = {{2, 2}, {2, 2}} * {2, 2}; Real mult3[2, 2] = {{1, 1}, {1, 1}} * {{2, 2}, {2, 2}}; Real mult4[1] = {1, 3, 5, 7} * {{1}, {3}, {5}, {7}}; end MultMany;

5.1 Answer

6 Question

Is this allowed? If yes, what is the result?

class Div4 Real A4[5] = {16, 14, 10, 18, 12} / 4; end Div4;

6.1 Answer

7 Question

Is this allowed? If yes, what is the result?

class Div7 Real A4[5] = 7 / {16, 14, 10, 18, 12}; end Div7;

7.1 Answer

8 Question

How would you write {{1, 3}, {4, 5}}^2 in Modelica? Write the expression in a class. What is the result?

8.1 Answer