Method transformForUpdate

highs/simplex/HEkk.cpp:3064–3067

The major model updates. Factor calls factor_.update; Matrix calls matrix_.update; updatePivots does everything---and is called from the likes of HDual::updatePivots

// calls matrix_.update; updatePivots does everything---and is
// called from the likes of HDual::updatePivots
void HEkk::transformForUpdate(HVector* column, HVector* row_ep,
                              const HighsInt variable_in, HighsInt* row_out) {
  simplex_nla_.transformForUpdate(column, row_ep, variable_in, *row_out);
}

void HEkk::flipBound(const HighsInt iCol) {
  const int8_t move = basis_.nonbasicMove_[iCol] = -basis_.nonbasicMove_[iCol];