Flow control

Question 1

Initialize vector v with 5 elements 1:5 (for loop)

Answer 1

for i=1:5,
v(i) = i;
end;

Question 2

Let iter() performs an iteration of some algorithm and returns an error. Write code that iterates until error is less than eps.

Answer 2

error = iter()
while error > eps,
error = iter();
end;

Question 3

Write a condition:

a) if x 0 - write “Positive”

Answer 3

if x

Question 4

Define a function (squareme) that returns a squared value of a single argument

Answer 4

Create file squareme.m:
function y = squareme(x)
y = x^2;