Math formulas and docs for IP forecasting strategies

Hi all,

For better understanding I neew math formulas for IP forecasting strategies.

I've found some references on page http://help.sap.com/erp2005_ehp_04/helpdata/EN/44/03134ec148333de10000000a1553f7/content.htm to "For more information about forecasting in the context of demand planning, see http://help.sap.com/ ® Documentation ® mySAP Business Suite ® mySAP Supply Chain Management ® SAP Supply Chain Management ® SAP Advanced Planning and Optimization (SAP APO) ® Demand Planning ® Demand Planning Process ® Definition/Redefinition of Forecast Models ® Creating a Master Forecast Profile ® Univariate Forecasting."

But I'didnt found that page. Any ideas?

Thanks