Sentence examples for common periods from inspiring English sources

They study for common periods of time, and after completing a specified number of courses, they are awarded diplomas.

Consequently, we do not have to consider common periods of the individual profiles in our power model.

Obviously, the mere existence of common periods (on the two timescales) between the SSA, PG, and NC does not prove the existence of any relation between the solar cycle activity and Earth's atmosphere.

It is worth recalling that since we are considering the difference between the magnetic field intensity obtained from the ASM and VFM onboard the same satellite, the common periods in the two original signals should be automatically deleted and what we obtain should describe the effect of the disturbance suffered from VFM measurements.

Data from recent birth cohorts indicate that adolescence has become one of the most common periods for the onset of first depression (e.g., Andrade et al. 2003; Kessler et al. 2003; Lewinsohn et al. 1999).

Three similarly divergent mtDNA clades were recognized within both A. fallax and A. alosa, most likely originating during common periods of isolation during the Pleistocene among the studied oceanographic regions.

In this section, we assume that the coefficients of model (1.1) are periodic with common period, that is, (3.1).

Recently, assuming that the biological and environmental parameters are periodic with a common period, Chen [26] considered the same equation but with periodic parameters.

where,, are periodic with a common period,,, being -periodic.

The coefficients of model (3.2) are all periodic with the common period 20.

We will further investigate the existence and stability of the periodic solution for model (1.1) under the assumption that the coefficients of model (1.1) are all periodic with a common period.