Annotation of 42BSD/usr.lib/learn/eqn/L11.1g, revision 1.1.1.1

1.1       root        1: #once #create message
                      2: .ND
                      3: .tr %$
                      4: .EQ
                      5: delim $$
                      6: .EN
                      7: .LP
                      8: For practice, modify "Example" so it produces
                      9: output that looks like this,
                     10: then type "ready".
                     11: .pl 1
                     12: #once #create Ref
                     13: .LP
                     14: .EQ
                     15: { lim ~ "sup" } bar ~f(x) ~=~ x
                     16: .EN
                     17: .pl 1
                     18: #once #create Example
                     19: .LP
                     20: .EQ
                     21: xxx
                     22: .EN
                     23: .pl 1
                     24: #
                     25: #once neqn Ref | nroff >X1 &
                     26: #once neqn message Ref | nroff -T$term %s/tinyms -
                     27: #user
                     28: neqn Example | nroff >X2
                     29: #cmp X1 X2
                     30: #log
                     31: #next
                     32: 12.1a 10

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