72      4920.849      7396.321  
     8.000     38421.703      2229.430      6166.892      8396.321  
     9.000     30946.466      1921.085      7475.236      9396.321  
    10.000     22097.468      1547.323      8848.998     10396.321  
    11.000     11806.020      1104.873     10291.448     11396.321  
    12.000        -0.000       590.301     11806.020     12396.321
</pre></dd></dl>

<dl>
<dt><u>Function:</u> <b>geo_amortization</b><i> (<var>rate</var>, <var>growing_rate</var>, <var>ammount</var>, <v