DEPVALDB(<N price>, <N rate>, <N periods>)
 Computes the depreciated value of an asset using declining-balance method.
 Returns <expN> value of asset after specified time.

 <price> is the original purchase price.
 <rate> is the rate of depreciation per period.
 <periods> is the number of time periods.

 * Value of an item originally purchased for $10,000 after 6 months,
 * assuming 10% per year rate of depreciation.
 *   Months are represented by <n>/12
 m_value = DEPVALDB( 10000, .10, 6/12)

 * Value of the same item after 10 years
 m_value = DEPVALDB( 10000, .10, 10)


             Placed in the Public Domain by Tom Rettig Assoc.