ref: a351bcdccdf5a4273bc8dc3360a48fbb8b8aa9ea
dir: /idx/foo1/
line 1 line 2 line 2 line 3 %begin line 11 %begin line 14 %begin line 12 line 15 %end line 19 \f(CWps\fP \f(CW-a\fP 34 \f(CWps\fP command 34 \f(CWPS1\fP shell variable 36 sorting~a book~index 25 [pr]~[-]{n} command 31 [%[^]...[%]] regular~expression 32 [printf] [%%d] specification 35 T\v'.17m'\h'-.12m'E\h'-.12m'\v'-.17m'X %key TEX 40 CONTENTS 7 Input and Output [%~] tilde 41