Math.
a differential equation of the form, ( x 2 - x ) d 2 y / dx 2 + [( a+b +1) x-c ] dy/dx + aby =0, where a, b, and c are arbitrary constants.
Math.
a differential equation of the form, ( x 2 - x ) d 2 y / dx 2 + [( a+b +1) x-c ] dy/dx + aby =0, where a, b, and c are arbitrary constants.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012