It provides a new method or way of thinking as to the arrangement of employees period of work for increasing chance of reobtaining employment and ensuring social stability by using fuzzy biothythm and some relative knowledge of fuzzy mathematics.

Based on the results, the "physiological model" for Xieyou 9308 is hypothesized.

In this paper, we investigate the stability and Hopf bifurcation for a simplified physiological model with delay.

At the present,most related studies at home and abroad are concentrated upon the effect of biological rhythms,especially the circadian rhythms,on the astronauts during space flight.

Objective Discussing the relationship between human biological rhythm andchronopharmacology to guide the clinical delivery drugs which in order to improve the accurany ofusing drugs.

Based on the great thinker s understanding of the law of celestial movement (that is, Way of Heaven lies in seven) and human life rhythm (78 years), and modern medicine s identification of biological rhythm, this paper holds that the reason why "seven" takes an universal connotation and the implication of sorcery and myth is that it embodies the abovementioned laws and rhythms.