Annotation of 42BSD/usr.lib/learn/eqn/L4.1b, revision 1.1.1.1

1.1       root        1: #once #create message
                      2: .ND
                      3: .LP
                      4: Of course you can use reserved words like "pi" or "int"
                      5: with the "over" construction.  For example, modify
                      6: "Example" so its output looks like the following, then
                      7: type "ready".
                      8: .pl 1
                      9: #once #create Ref
                     10: .LP
                     11: .EQ
                     12: alpha over beta ~=~ pi over 2
                     13: .EN
                     14: .pl 1
                     15: #once #create Example
                     16: .LP
                     17: .EQ
                     18: replace me
                     19: .EN
                     20: .pl 1
                     21: #
                     22: #once neqn Ref | nroff >X1 &
                     23: #once neqn message Ref | nroff -T$term %s/tinyms -
                     24: #user
                     25: neqn Example | nroff >X2
                     26: #cmp X1 X2
                     27: #fail
                     28: The names are alpha, beta and pi.
                     29: I hope your trouble wasn't any more
                     30: complicated than that.
                     31: #log
                     32: #next
                     33: 4.1c 10

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