Q1

clear

mat_tabela = zeros(550,550);

mat_tabela(400,100) = 0.0141;
mat_tabela(400,200) = 0.0159;
mat_tabela(400,300) = 0.0181;
mat_tabela(400,400) = 0.0207;
mat_tabela(450,100) = 0.0072;
mat_tabela(450,200) = 0.0080;
mat_tabela(450,300) = 0.0089;
mat_tabela(450,400) = 0.0103;
mat_tabela(500,100) = 0.0040;
mat_tabela(500,200) = 0.0044;
mat_tabela(500,300) = 0.0049;
mat_tabela(500,400) = 0.0054;
mat_tabela(550,100) = 0.0024;
mat_tabela(550,200) = 0.0026;
mat_tabela(550,300) = 0.0028;
mat_tabela(550,400) = 0.0031;

//disp(mat_tabela);

//LETRA A: 412ºC e 217 atm

novo_x = 412;
novo_y = 217;

nova_im = ((412-450)/(400-450))*((217-300)/(200-300))*mat_tabela(1,2) + ((412-400)/(450-400))*((217-300)/(200-300))*mat_tabela(2,2) + ((412-450)/(413-450))*((217-200)/(300-200))*mat_tabela(1,3) + ((412-400)/(450-400))*((217-200)/(300-200))*mat_tabela(2,3);

disp(nova_im);

//LETRA B: 523ºC E 162 atm

novo_x2 = 523;
novo_y2 = 162;

nova_im2 = ((523-550)/(500-550))*((162-200)/(100-200))*mat_tabela(3,1) + ((523-500)/(550-500))*((162-200)/(100-200))*mat_tabela(4,1) + ((523-550)/(500-550))*((162-100)/(200-100))*mat_tabela(3,2) + ((523-500)/(550-500))*((162-100)/(200-100))*mat_tabela(4,2);

disp(nova_im2);

f = scf()
surf(mat_tabela);
f.color_map = jetcolormap(32);