Курсовая работа: Оптимизация многомерной нелинейной функции. Слепой поиск

{**************************************}

if (ComboBox1. Text='-') and (ComboBox2. Text='-') and (ComboBox3. Text='-')

then

y:=A*(x1*x1*x1) – B*(x2*x2) – C*x1 – D*x2;

if (ComboBox1. Text='-') and (ComboBox2. Text='-') and (ComboBox3. Text='+')

then

y:=A*(x1*x1*x1) – B*(x2*x2) – C*x1 + D*x2;

if (ComboBox1. Text='-') and (ComboBox2. Text='+') and (ComboBox3. Text='-')

then

y:=A*(x1*x1*x1) – B*(x2*x2) + C*x1 – D*x2;

if (ComboBox1. Text='+') and (ComboBox2. Text='-') and (ComboBox3. Text='-')

then

y:=A*(x1*x1*x1) + B*(x2*x2) – C*x1 – D*x2;

if (ComboBox1. Text='+') and (ComboBox2. Text='+') and (ComboBox3. Text='-')

then

y:=A*(x1*x1*x1) + B*(x2*x2) + C*x1 – D*x2;

if (ComboBox1. Text='-') and (ComboBox2. Text='+') and (ComboBox3. Text='+')

then

y:=A*(x1*x1*x1) – B*(x2*x2) + C*x1 + D*x2;

if (ComboBox1. Text='+') and (ComboBox2. Text='+') and (ComboBox3. Text='+')

then

y:=A*(x1*x1*x1) + B*(x2*x2) + C*x1 + D*x2;

if (ComboBox1. Text='+') and (ComboBox2. Text='-') and (ComboBox3. Text='+')

then

y:=A*(x1*x1*x1) + B*(x2*x2) – C*x1 + D*x2;

ifi=1 then

begin

x1opt:=x1;

x2opt:=x2;