Member 4 of Quantou Formation -Yaojia Formation
Qingshankou Formation-Yaojia Formation
the 2nd Member of Shanxi Formation—the 8th Member of lower Shihezi Formation
BFGS MBFGS modification
BFGS quasi-Newton formula
BFGS(Broyden-Fletcher-Goldfard-Shanno) algorithm
Broyden Fletcher Goldfarl Shanno BFGS method
hybrid chaos optimization-BFGS algorithm