1.nr PS 9 2.nr VS 11 3.ps \\n(PS 4.vs \\n(VS 5.nr DO .4i 6.po \n(DOu 7.nr CW 3.3i 8.nr WG 0.25i 9.rm PF 10.nr CP 1 11.nr NT 1 \" no turnover bar 12.nr PQ \n(PS 13.nr BM 1i 14.de MX \" expand month name 15.if \\n(mo-0 .ds mo J\\\\s-2ANUARY\s0 16.if \\n(mo-1 .ds mo F\\\\s-2EBRUARY\\\\s0 17.if \\n(mo-2 .ds mo M\\\\s-2ARCH\\\\s0 18.if \\n(mo-3 .ds mo A\\\\s-2PRIL\\\\s0 19.if \\n(mo-4 .ds mo M\\\\s-2AY\\\\s0 20.if \\n(mo-5 .ds mo J\\\\s-2UNE\\\\s0 21.if \\n(mo-6 .ds mo J\\\\s-2ULY\\\\s0 22.if \\n(mo-7 .ds mo A\\\\s-2UGUST\\\\s0 23.if \\n(mo-8 .ds mo S\\\\s-2EPTEMBER\\\\s0 24.if \\n(mo-9 .ds mo O\\\\s-2CTOBER\\\\s0 25.if \\n(mo-10 .ds mo N\\\\s-2OVEMBER\\\\s0 26.if \\n(mo-11 .ds mo D\\\\s-2ECEMBER\\\\s0 27.. 28.if \nM=1 .so /usr/mel/aip/countrev 29.if \nM=2 .so /usr/mel/aip/findbig 30.if \nM=0 .so /usr/lib/tmac/tmac.a 31.br 32.af % 1 33.CM 34.sp 1i 35.IZ 36.rm IZ 37.de FS 38.nr FP 3 39.if \\n(.d*2>\\n(L4 .nr FP 4 40.if \\n(NC=1 .nr FP 2 41.GS \\n(FP 42.br 43\l'2i' 44.br 45.af % 1 46.. 47.de FE 48.GE 49.. 50.ad 51.de AE \"abstract end 52.ll \\n(LLu 53.in \\n(XIu 54.ce 0 55.if !\\n(.d=\\n(nl .AX 56.nr AJ 0 57.nr XR 0 58.nr ND 0 59.sp 1 60.. 61.de AB \"abstract start 62.ce 0 63.ll \\n(LLu 64.fi 65.ft 1 66.sp 67.nr XI \\n(.i 68.in +\\n(.lu/8u 69.nr AJ 1 70.ll -\\n(.lu/8u 71.ti +2n 72.nr XR 1 73.. 74.de MH 75Bell Laboratories 76Murray Hill, New Jersey 07974 77.. 78.de RT \" reset params to normal state 79.ce 0 80.ul 0 81.ti 0 82.bd 1 83.if !"\\n(.z"" \!.bd 1 84.if \\n(IP .in -\\n(IQn 85.if \\n(IP .nr IP -1 86.ft 1 87.if \\n(AJ=0 .ps \\n(PS 88.if \\n(AJ=0 .vs \\n(VSp 89.RZ 90.fi 91.. 92.de SH \" (unnumbered) section heading 93.RT 94.ne 3 95.SP 1 96.ft 3 97.ce 1000 98.nr XR 1 99.nr HS 1 100.. 101.de B 102.nr PQ \\n(.f 103.if t .ft 3 104.if "\\$1"" .if n .ul 1000 105.if !"\\$1"" .if n .ul 1 106.if t .if !"\\$1"" \\$1\\f\\n(PQ\\$2 107.if n .if \\n(.$=1 \\$1 108.if n .if \\n(.$>1 \\$1\\c 109.if n .if \\n(.$>1 \\&\\$2 110.. 111.de I 112.nr PQ \\n(.f 113.if t .ft 2 114.if "\\$1"" .if n .ul 1000 115.if !"\\$1"" .if n .ul 1 116.if t .if !"\\$1"" \\$1\\f\\n(PQ\\$2 117.if n .if \\n(.$=1 \\$1 118.if n .if \\n(.$>1 \\$1\\c 119.if n .if \\n(.$>1 \\&\\$2 120.. 121.so /usr/lib/tmac/tmac.srefs 122.rm CS CE 123.de UX 124.ie \\n(GA>0 \s-2UNIX\s0\\$1 125.el \{\ 126.if n UNIX\\$1* 127.if t UNIX\\$1\\f1\(dg\\fP 128.FS 129.if n *UNIX 130.if t \(dgUNIX 131is a Trademark of Bell Laboratories 132.FE 133.nr GA 1\} 134.. 135