i am see those arrows fine in the table on page C-34 (357 in evinces numbering), in evince 0.5.2-0ubuntu1 in dapper.
what version of evince do you have?
** Changed in: evince (Ubuntu)
Status: Unconfirmed => Needs Info
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The <- character cannot be shown.
https://launchpad.net/malone/bugs/37745