%% This function creates the first random population

function X = initialization(SearchAgents_no,dim,ub,lb)

Boundary_no = size(ub,2); % number of boundaries

% If the boundaries of all variables are equal and user enter a signal

% number for both ub and lb

if Boundary_no == 1

X = rand(SearchAgents_no,dim).*(ub − lb) + lb;

end

% If each variable has a different lb and ub

if Boundary_no > 1

for i = 1:dim

ub_i = ub(i);

lb_i = lb(i);

X(:,i) = rand(SearchAgents_no,1).*(ub_i-lb_i) + lb_i;

end

end