|  | .nr _0 \n(c. | 
|  | .\"	@(#)eqn.me	2.1	8/18/80 | 
|  | .\" This version has had comments stripped; an unstripped version is available. | 
|  | .de EQ | 
|  | .ec | 
|  | .if !\\n(?e \ | 
|  | \{\ | 
|  | .	if "\\n(.z"|e" .tm Line \\n(c. -- Nested .EQ request | 
|  | .	@D 1 "\\$1" "\\$2" | 
|  | .	@C 2 | 
|  | .	di |e | 
|  | .\} | 
|  | .ls 1 | 
|  | .in 0 | 
|  | .nf | 
|  | .. | 
|  | .de EN | 
|  | .br | 
|  | .ie "\\$1"C" \ | 
|  | \{\ | 
|  | .	nr ?e 1 | 
|  | .	sp \\n(esu | 
|  | .\} | 
|  | .el \ | 
|  | \{\ | 
|  | .	nr ?e 0 | 
|  | .	di | 
|  | .	if \\n(dn \ | 
|  | .		@q | 
|  | .	rm |e | 
|  | .	rm 10 | 
|  | .	rm 11 | 
|  | .	rm 12 | 
|  | .	rm 13 | 
|  | .	rm 14 | 
|  | .	rm 15 | 
|  | .	rm 16 | 
|  | .	rm 17 | 
|  | .	rm 18 | 
|  | .	rm 19 | 
|  | .	rm 20 | 
|  | .	rm 21 | 
|  | .	rm 22 | 
|  | .	rm 23 | 
|  | .	ev | 
|  | .\} | 
|  | .. | 
|  | .de @q | 
|  | .nr _Q \\n(dnu | 
|  | .ev | 
|  | .sp \\n(esu | 
|  | .@C 2 | 
|  | .ie \\n(_d=1 \ | 
|  | .	in (\\n(.lu+\\n($iu-\\n(dlu)/2u | 
|  | .el .ie \\n(_d=2 \ | 
|  | .	in \\n($iu | 
|  | .el .ie \\n(_d=3 \ | 
|  | .	in \\n(biu+\\n($iu | 
|  | .el .if \\n(_d=4 \ | 
|  | .	in 0 | 
|  | .if !"\\n(.z"" \!.ne \\n(_Qu | 
|  | .ne \\n(_Qu+\n(.Vu | 
|  | .mk _q | 
|  | .if !"\\*(|p"" \ | 
|  | \{\ | 
|  | .	rs | 
|  | .	sp (\\n(_Qu-\\n(.vu)/2u | 
|  | .	tl """\\*(|p" | 
|  | .	rt \\n(_qu | 
|  | .\} | 
|  | .|e | 
|  | .sp |\\n(_qu+\\n(_Qu | 
|  | .sp \\n(esu+\\n(.Lv-1v | 
|  | .rr _q | 
|  | .rr _Q | 
|  | .. | 
|  | .nr c. \n(_0 |