private void button1_Click(object sender, EventArgs e)
{
Polinom pol = new Polinom(richTextBox1.Lines, richTextBox1.Lines.Length, richTextBox1.Lines[0].Split(' ').Select(double.Parse).ToArray().Length, richTextBox2.Lines, richTextBox2.Lines.Length, richTextBox2.Lines[0].Split(' ').Select(double.Parse).ToArray().Length);
textBox2.Text = Math.Round(pol.ans[0], 4).ToString();
textBox3.Text = Math.Round(pol.ans[1], 4).ToString();
}
private void button1_Click(object sender, EventArgs e)
{
Polinom p = new Polinom(textBox1.Text);
textBox2.Text = "f(x) = " + p.print(p.polinom);
textBox3.Text = "f'(x) = " + p.print(p.der);
textBox4.Text = string.Join(" ", p.der);
}