octave_lab1

%{
a=32
b=12
function k = porownaj(a,b)
if (a<b)
k = -1 ;
elseif (a>b)
k = 1 ;
else
k = 0 ;
end
endfunction
porownaj(a,b)
%}
%{
x=[-5:0.01:5]
function y= liczx(x)
y=(x.^3)+(x.^2)-(3.*x)-3
endfunction
y=liczx(x)
plot(x,y)
%}
%{
A=rand(5)
for k=A
disp(A[1,k])
endfor
%}
%{
random = ones (1, 10);
for i = 1:10
  random(i) = rand(1);
endfor
random
%}

%{
slad=0
random = rand (5, 5);
for i = 1:5
  for j=1:5
  random(i,j) = round(random(i,j)*10);
  if(i==j)
    slad=slad+random(i,j);
  endif
  endfor
endfor
random
slad
%}

x=[-5:0.01:5]
function y= liczx(x)
if (x<0)
y=sin(x);
elseif (x<1)
y=x.^2;
else
y=1;
endif
endfunction
y=liczx(x)
plot(x,y)