Franc Frakelj[?] - member of collaborational White Guard - 2nd World War war criminal (never convicted, died in Canada).
Leon Rupnik[?] (1880 - 1946) - general, commander of collaborational Slovenian home guard - 2nd World War war criminal (convicted, executed by shooting).
... quadratic equation, because it discriminates between three qualitatively different cases:
If the discriminant is zero, then there is a repeated solution x, and thi ...