99   PetscReal    alpha, beta, beta1, betan, betal;  in KSPSolve_MINRES()  local
154   PetscCall(VecDotRealPart(R3, R2, &beta1));  in KSPSolve_MINRES()
155   KSPCheckDot(ksp, beta1);  in KSPSolve_MINRES()
156   if (beta1 < 0.0) {  in KSPSolve_MINRES()
157 …ctComm((PetscObject)ksp), PETSC_ERR_CONV_FAILED, "Detected indefinite operator %g", (double)beta1);  in KSPSolve_MINRES()
161   beta1 = PetscSqrtReal(beta1);  in KSPSolve_MINRES()
163   rnorm = beta1;  in KSPSolve_MINRES()
171   relres = rnorm / beta1;  in KSPSolve_MINRES()
172   betan  = beta1;  in KSPSolve_MINRES()
173   phi0   = beta1;  in KSPSolve_MINRES()
174   phi    = beta1;  in KSPSolve_MINRES()
175   betan  = beta1;  in KSPSolve_MINRES()
396     relres   = rnorm / (Anorm * xnorm + beta1);  in KSPSolve_MINRES()
404       if (epsx >= beta1) flag = 5; // x is an eigenvector  in KSPSolve_MINRES()
466     relresl  = rnorml / (Anorm * xnorm + beta1);  in KSPSolve_MINRES()