Fate(necessity)is a crucial theme in ancient Greek tragedies.

Augmentafion on hauling fixed number to improve rail transportation efficiency;

By studying the forms of approximate number from the Ch in to the Han Dynasty systemically,we can find that the number of words denoting approximate number increases in the Ch in and the Han Dynasty;the forms of connecting numerals denoting approximate number are more abundant;excrescent forms also appeare in this period.

The Lower Confidence Limit for the Shape Parameter of the Weibull Distribution under Multiply Type-II;