Abstract: Based on a modal approach, this letter identifies the primary cause for the ill-conditioning of a Power Flow Problem (PFP) and proposes a method to circumvent this numerical weakness. The ...

Abstract: The main objective of this research is to establish and solve a scheduling model for the degraded flow shop taking completion time and average device idle time as optimization objectives.

Aimee Picchi is the associate managing editor for CBS MoneyWatch, where she covers business and personal finance. She previously worked at Bloomberg News and has written for national news outlets ...