.so toc.tmac . .de H . ft B . ps +2p . vs +1p . sp 12p \&\\$* . br . ft . ps . vs . te .T \\n% \\$* .. . .de T . nr _ \\$1 . shift . ta 0 \\n(.luR . tc . \\$*\t\\n_ . tc . br .. . .sp |1i .to .sp 12p This is a demonstration of toc.tmac. .br .H Introduction .H Background .H Results .H Summary