private void button1_Click(object sender, EventArgs e)
{
var valM = textBox1.Text;
var valZ = textBox2.Text;
var correct_result = 333333.333333;
SingleCount exercise1 = new SingleCount();
Random random = new Random();
exercise1.X1 = 0;
exercise1.X2 = 100;
int m; double z;
bool parseSuccess1 = int.TryParse(valM, out m);
bool parseSuccess2 = double.TryParse(valZ, out z); // Percentage error from 0 to 100
if (parseSuccess1 && parseSuccess2)
{
Wynik.Items.Clear();
if (z >= 0 && z <= 100 && m >= 1 && m <= 1000)
{
exercise1.CalculationNumber = m;
double percentVal = z * correct_result / 100; // Value of percentage error
double maxAccVal = correct_result + percentVal; // Maximal accepted value
double minAccVal = correct_result - percentVal; // Minimal accepted value
for (int i = 0; i < exercise1.CalculationNumber; ++i)
{
exercise1.N = random.Next(10, 100000);
var result_trap = exercise1.TrapezoidMethod(exercise1.FUNX2);
var result_rec = exercise1.RectangleMethod(exercise1.FUNX2);
if (result_trap >= minAccVal && result_trap <= maxAccVal)
{
Wynik.Items.Add("Trapezoid method: " + result_trap);
}
if (result_rec >= minAccVal && result_rec <= maxAccVal)
{
Wynik.Items.Add("Rectangle method: " + result_rec);
}
}
Wynik.Items.Add("END OF CALCULATION");
}
else
{
Wynik.Items.Add("Please change value of Z or M");
Wynik.Items.Add("The valid values are:");
Wynik.Items.Add("M range 1 1000");
Wynik.Items.Add("Z range 0 100");
}
}
else
{
Wynik.Items.Add("The given data was invalid");
}
}
private void CALCULATE_Click(object sender, EventArgs e)
{
var correct_result = 333333.333333;
SingleCount exercise3 = new SingleCount();
exercise3.X1 = 0;
exercise3.X2 = 100;
for (int i = 1; i < 7; ++i)
{
exercise3.N = (int)Math.Pow(10, i);
Wynik.Items.Add("For n: " + exercise3.N);
var result_trap = exercise3.TrapezoidMethod(exercise3.FUNX2);
exercise3.MinSquareError = Math.Pow(correct_result - result_trap, 2);
Wynik.Items.Add("Trapezoid method: " + exercise3.MinSquareError);
var result_rec = exercise3.RectangleMethod(exercise3.FUNX2);
exercise3.MinSquareError = Math.Pow(correct_result - result_rec, 2);
Wynik.Items.Add("Rectangle method: " + exercise3.MinSquareError);
}
}
private double integralX(SingleCount exercise5, bool method, Func <double, double> fun, Random random)
{
exercise5.X1 = 0;
while (true)
{
exercise5.X2 = findX(random);
if (exercise5.X2 > exercise5.X1)
{
break;
}
}
double local_x = 0;
if (method) // Trapezoid
{
local_x = exercise5.TrapezoidMethod(fun);
}
else
{
local_x = exercise5.RectangleMethod(fun);
}
return(local_x);
}
private void CALCULATE_Click(object sender, EventArgs e)
{
var valZ = textBox1.Text;
var correct_result = 1;
SingleCount exercise8 = new SingleCount();
exercise8.X1 = 0;
exercise8.X2 = Math.PI / 2;
double z;
bool parseSuccess1 = double.TryParse(valZ, out z); // Percentage error from 0 to 100
if (parseSuccess1)
{
Wynik.Items.Clear();
if (z >= 0 && z <= 100)
{
double percentVal = z * correct_result / 100; // Value of percentage error
double maxAccVal = correct_result + percentVal; // Maximal accepted value
double minAccVal = correct_result - percentVal; // Minimal accepted value
bool flag = false;
for (int i = 1; i < 25000; ++i)
{
exercise8.N = i;
var result_trap = exercise8.TrapezoidMethod(exercise8.FUNCOSX);
if (result_trap >= minAccVal && result_trap <= maxAccVal)
{
Wynik.Items.Add("Trapezoid method: " + result_trap);
Wynik.Items.Add("For n: " + exercise8.N);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Trapezoid method..");
}
flag = false;
for (int i = 1; i < 25000; ++i)
{
exercise8.N = i;
var result_rec = exercise8.RectangleMethod(exercise8.FUNCOSX);
if (result_rec >= minAccVal && result_rec <= maxAccVal)
{
Wynik.Items.Add("Rectangle method: " + result_rec);
Wynik.Items.Add("For n: " + exercise8.N);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Rectangle method..");
}
}
else
{
Wynik.Items.Add("Please change value of Z");
Wynik.Items.Add("The valid values are:");
Wynik.Items.Add("Z range 0 100");
}
}
else
{
Wynik.Items.Add("The given data was invalid");
}
}
private void CALCULATE_Click(object sender, EventArgs e)
{
var valZ = textBox1.Text;
var valx1 = textBox2.Text;
var valx2 = textBox3.Text;
SingleCount exercise7 = new SingleCount();
double x1, x2;
int Z;
bool parseSuccess1 = double.TryParse(valx1, out x1);
bool parseSuccess2 = double.TryParse(valx2, out x2);
bool parseSuccess3 = int.TryParse(valZ, out Z);
if (parseSuccess1 && parseSuccess2 && parseSuccess3)
{
Wynik.Items.Clear();
if (x1 >= 0 && x1 <= 1000 && x2 >= 0 && x2 <= 1000 && x2 > x1 && Z > 0 && Z <= 1000)
{
exercise7.X1 = x1;
exercise7.X2 = x2;
bool flag = false;
for (int i = 2; i < 25000; ++i)
{
exercise7.N = i;
var result_trap = exercise7.TrapezoidMethod(exercise7.FUNX2);
if (result_trap % Z == 0)
{
Wynik.Items.Add("Trapezoid method: " + result_trap);
Wynik.Items.Add("For n: " + exercise7.N);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Trapezoid method..");
}
flag = false;
for (int i = 2; i < 25000; ++i)
{
exercise7.N = i;
var result_rec = exercise7.RectangleMethod(exercise7.FUNX2);
if (result_rec % Z == 0)
{
Wynik.Items.Add("Rectangle method: " + result_rec);
Wynik.Items.Add("For n: " + exercise7.N);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Rectangle method..");
}
}
else
{
Wynik.Items.Add("Please change value of X1 or X1 or Z");
Wynik.Items.Add("The valid values are:");
Wynik.Items.Add("X1 range 0 1000");
Wynik.Items.Add("X2 range 0 1000");
Wynik.Items.Add("Z range >0 1000");
Wynik.Items.Add("X2 > X1");
}
}
else
{
Wynik.Items.Add("The given data was invalid");
}
}
private void CALCULATE_Click(object sender, EventArgs e)
{
var valZ = textBox1.Text;
var valK = textBox3.Text;
SingleCount exercise4 = new SingleCount();
exercise4.X1 = 0;
int K; int Z;
bool parseSuccess1 = int.TryParse(valK, out K);
bool parseSuccess2 = int.TryParse(valZ, out Z);
if (parseSuccess1 && parseSuccess2)
{
Wynik.Items.Clear();
if (K >= 0 && K <= 4 && Z > 0 && Z <= 1000)
{
exercise4.N = (int)Math.Pow(10, K);
int x2 = 1;
bool flag = false;
for (int i = 1; i < 25000; ++i)
{
exercise4.X2 = i;
var result = exercise4.TrapezoidMethod(exercise4.FUNX3);
if (result % Z == 0)
{
Wynik.Items.Add("Trapezoid Method");
Wynik.Items.Add("Result: " + result);
Wynik.Items.Add("For x1: " + exercise4.X1 + ", x2: " + exercise4.X2);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Trapezoid method..");
}
flag = false;
for (int i = 1; i < 25000; ++i)
{
exercise4.X2 = i;
var result = exercise4.RectangleMethod(exercise4.FUNX3);
if (result % Z == 0)
{
Wynik.Items.Add("Rectangle Method");
Wynik.Items.Add("Result: " + result);
Wynik.Items.Add("For x1: " + exercise4.X1 + ", x2: " + exercise4.X2);
flag = true;
break;
}
}
if (!flag)
{
Wynik.Items.Add("No matches for Rectangle method..");
}
}
else
{
Wynik.Items.Add("Please change value of Z or K");
Wynik.Items.Add("The valid values are:");
Wynik.Items.Add("K range 0 4");
Wynik.Items.Add("Z range >0 1000");
}
}
else
{
Wynik.Items.Add("The given data was invalid");
}
}
private void CALCULATE_Click(object sender, EventArgs e)
{
var valK = textBox3.Text;
var valM = textBox1.Text;
SingleCount exercise6 = new SingleCount();
Random random = new Random();
int m; int k;
bool parseSuccess1 = int.TryParse(valM, out m);
bool parseSuccess2 = int.TryParse(valK, out k);
if (parseSuccess1 && parseSuccess2)
{
Wynik.Items.Clear();
if (k >= 0 && k <= 4 && m >= 1 && m <= 1000)
{
exercise6.N = (int)Math.Pow(10, k);
double result_x2 = 0, result_x3 = 0, diff = double.MaxValue;
double local_x2, local_x3, local_diff;
// Trapezoid method
for (int i = 0; i < m; ++i)
{
exercise6.X1 = random.Next(0, 100);
exercise6.X2 = random.Next(100, 300);
local_x2 = exercise6.TrapezoidMethod(exercise6.FUNX2);
local_x3 = exercise6.TrapezoidMethod(exercise6.FUNX3);
local_diff = local_x2 - local_x3;
if (local_diff < 0)
{
local_diff *= -1;
}
if (local_diff < diff)
{
diff = local_diff;
result_x2 = local_x2;
result_x3 = local_x3;
}
}
Wynik.Items.Add("Trapezoid method");
Wynik.Items.Add("X^2 function: " + result_x2);
Wynik.Items.Add("X^3 function: " + result_x3);
Wynik.Items.Add("Lowest difference: " + diff);
result_x2 = 0; result_x3 = 0; diff = double.MaxValue;
// Rectangle method
for (int i = 0; i < m; ++i)
{
exercise6.X1 = random.Next(0, 100);
exercise6.X2 = random.Next(100, 300);
local_x2 = exercise6.RectangleMethod(exercise6.FUNX2);
local_x3 = exercise6.RectangleMethod(exercise6.FUNX3);
local_diff = local_x2 - local_x3;
if (local_diff < 0)
{
local_diff *= -1;
}
if (local_diff < diff)
{
diff = local_diff;
result_x2 = local_x2;
result_x3 = local_x3;
}
}
Wynik.Items.Add("Rectangle method");
Wynik.Items.Add("X^2 function: " + result_x2);
Wynik.Items.Add("X^3 function: " + result_x3);
Wynik.Items.Add("Lowest difference: " + diff);
}
else
{
Wynik.Items.Add("Please change value of Z or M");
Wynik.Items.Add("The valid values are:");
Wynik.Items.Add("M range 1 1000");
Wynik.Items.Add("K range 0 4");
}
}
else
{
Wynik.Items.Add("The given data was invalid");
}
}