115     FVectorType wa1, wa2, wa3, wa4;  variable
169     wa1.resize(n); wa2.resize(n); wa3.resize(n);  in minimizeInit()
221     wa2 = fjac.colwise().blueNorm();  in minimizeOneStep()
231                 diag[j] = (wa2[j]==0.)? 1. : wa2[j];  in minimizeOneStep()
251             if (wa2[permutation.indices()[j]] != 0.)  in minimizeOneStep()
252 …ax)(gnorm, internal::abs( fjac.col(j).head(j+1).dot(qtf.head(j+1)/fnorm) / wa2[permutation.indices…  in minimizeOneStep()
260         diag = diag.cwiseMax(wa2);  in minimizeOneStep()
269         wa2 = x + wa1;  in minimizeOneStep()
277         if ( functor(wa2, wa4) < 0)  in minimizeOneStep()
320             x = wa2;  in minimizeOneStep()
321             wa2 = diag.cwiseProduct(x);  in minimizeOneStep()
323             xnorm = wa2.stableNorm();  in minimizeOneStep()
380     wa1.resize(n); wa2.resize(n); wa3.resize(n);  in minimizeOptimumStorageInit()
451         wa2[j] = fjac.col(j).head(j).stableNorm();  in minimizeOptimumStorageOneStep()
455         wa2 = fjac.colwise().blueNorm();  in minimizeOptimumStorageOneStep()
484                 diag[j] = (wa2[j]==0.)? 1. : wa2[j];  in minimizeOptimumStorageOneStep()
498             if (wa2[permutation.indices()[j]] != 0.)  in minimizeOptimumStorageOneStep()
499 …ax)(gnorm, internal::abs( fjac.col(j).head(j+1).dot(qtf.head(j+1)/fnorm) / wa2[permutation.indices…  in minimizeOptimumStorageOneStep()
507         diag = diag.cwiseMax(wa2);  in minimizeOptimumStorageOneStep()
516         wa2 = x + wa1;  in minimizeOptimumStorageOneStep()
524         if ( functor(wa2, wa4) < 0)  in minimizeOptimumStorageOneStep()
567             x = wa2;  in minimizeOptimumStorageOneStep()
568             wa2 = diag.cwiseProduct(x);  in minimizeOptimumStorageOneStep()
570             xnorm = wa2.stableNorm();  in minimizeOptimumStorageOneStep()