#once #create message .ND .PP For practice, in this directory there is a file called "Example". It contains an equation. Make it look like this: .EQ int from i to j f( pi ) ~=~ LAMBDA (x) .EN by changing the character names as appropriate and adding spaces where needed. Type "ready" when you're satisfied. .pl 1 #once neqn message | nroff -T$term %s/tinyms - #once #create Ref .LP .EQ int from i to j f( pi ) ~=~ LAMBDA (x) .EN .pl 1 #once #create Example .LP .EQ sum from i to j f(q) = lambda (x) .EN .pl 1 #once neqn Ref | nroff >X2 & #user neqn Example | nroff >X1 #cmp X1 X2 #log #next 2.1f 10 2.2e 5