Boris Valentinovich Volynov (born December 18, 1934 in Irkutsk) is a Soviet cosmonaut who flew two space missions of the Soyuz programme: Soyuz 5, and Soyuz 21.
... other. (In this case, the parabola does not intersect the x-axis at all.) Note that when computing roots numerically, the usual form of the quadratic formula is not ...