S.P. Korolev Rocket and Space Corporation Energia is a Russian manufacturer of spacecraft and space station components. It is named after Sergey Korolev and has been known successively as: Special Design Bureau number 1, TsKBEM, NPO Energia and S.P. Korolev RSC Energia.
... that when computing roots numerically, the usual form of the quadratic formula is not ideal. See Loss of significance for details.
Derivation
The quadratic ...