.\" open format troff macros
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.\" reference formmating strings
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.ds b] , \&
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.ds m] "" and \&
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.\" reference formatting macros
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.el .ie !"\\*([R"" .nr t[ 4    \" technical report
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.rm [N [O [P
.rm [R [T
.rm [V [W
.rm ]A ]T
..