April 9, 2026
<sid.inpe.br/mtc-m18@80/2009/07.23.15.13>
(repository)

Thesis
Um problema de determinação de política ótima para sistemas de manutenção com máquinas de reserva e número variável de servidores
Costa, Samuel Roberto Ximenes :1984:
(metadata from site <mtc-m16c.sid.inpe.br 804>)

The number of visits¹ since July 28, 2009 is 828.

Average number of visits per day over 10 periods of 610 days

0.12 0.13 0.09 0.04 0.17 0.06 0.12 0.19 0.18 0.25   1       2      3      4      5      6      7      8      9       10

The red period number indicates that the corresponding period contains the day May 17, 2015¹.
The height of the purple bar is proportional to the average number of visits per day
within the corresponding period.
Period 1 begins on July 28, 2009 ( ), and Period 10 ends on April 9, 2026 ( ).
The number of visits over the 10 periods is 828.
The average number of visits per day over the 10 periods is 0.14.
¹Before May 17, 2015, all each user visits (IP) were added, thereafter, only one visit per day for each user (IP) is added.