1、Stability of the controller is guaranteed by Popov stability criterion.

2、Evgenii Popov is a distinguished contemporary writer in Russia.

3、Research on Vector Control System of Mine Local Ventilator Based on Popov Hyper-stability

4、Lomonosov, Mendelev, Pavlov, Ciolkovsky, Popov, among others, left their names in the world history of science and technology.

5、A systematical method of fuzzy controller design is introduced based on the Popov stability criterion and proportion property of input to output of the fuzzy controller.

6、Unfortunately there are no plans to use the power of methane even though Popov claims his invention could provide a valuable source of energy over the next 20 years.

7、The stability of a nonlinear control system which consists of a sector bounded nonlinear gain in cascade with a fixed linear PID controller is analyzed using Popov stability criterion.