@CalcMgrExcelCUMIPMT
Purpose:
Returns the cumulative interest paid on a loan between start_period
and end_period
Syntax:
Java Class: com.hyperion.calcmgr.common.excel.cdf.ExcelFinancialFunctions.CUMIPMT(double,double,double,double,double,double)
CDF Spec: @CalcMgrExcelCUMIPMT(rate, nper, pv, start_period, end_period, type)