FORECAST OF TOTAL SOCIAL DEPENDENCY RATIO OF SHANGHAI BASED ON THE IMPROVED GM(1, 1) MODEL OF LEAST SQUARE METHOD
WU Tiankui,WANG Bo,GU Jifa
Journal of System Science and Mathematical Science Chinese Series ›› 2015, Vol. 35 ›› Issue (1) : 75-84.
FORECAST OF TOTAL SOCIAL DEPENDENCY RATIO OF SHANGHAI BASED ON THE IMPROVED GM(1, 1) MODEL OF LEAST SQUARE METHOD
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