>>> testFindMaxExpenses()
retFund [1000.0, 2040.0, 3142.0, 4142.0, 5266.26]
**********************
 trial_exp   min_exp   max_exp     delta
   2633.63      1.00   5266.26  -7361.61
   1317.32      1.00   2633.63   -458.17
    659.16      1.00   1317.32   2993.56
    988.24    659.16   1317.32   1267.69
   1152.78    988.24   1317.32    404.76
   1235.05   1152.78   1317.32    -26.70
   1193.91   1152.78   1235.05    189.03
   1214.48   1193.91   1235.05     81.16
   1224.76   1214.48   1235.05     27.23
   1229.90   1224.76   1235.05      0.26
   1232.47   1229.90   1235.05    -13.22
   1231.19   1229.90   1232.47     -6.48
   1230.55   1229.90   1231.19     -3.11
   1230.22   1229.90   1230.55     -1.42
   1230.06   1229.90   1230.22     -0.58
   1229.98   1229.90   1230.06     -0.16
   1229.94   1229.90   1229.98      0.05
   1229.96   1229.94   1229.98     -0.05
   1229.95   1229.94   1229.96      0.00
1229.95367046
>>>