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Annotation of 42BSD/usr.lib/learn/eqn/L12.1b, revision 1.1

1.1     ! root        1: #print
        !             2: Bars are not the only characters you can put 
        !             3: around an equation.
        !             4: If you say
        !             5:   left (  thing  right )
        !             6: you will get large parentheses around "thing".
        !             7: You can also use [ and ] for large square brackets
        !             8: and { and } for large braces.
        !             9: 
        !            10: The main problem is that on your terminal there is
        !            11: no good way for neqn to draw large braces
        !            12: or brackets or parens.  So neqn replaces all of these
        !            13: with bars.
        !            14: Use the right character anyway, though - things do
        !            15: work properly on the typesetter.  And who knows, some day
        !            16: neqn may get improved as well.
        !            17: 
        !            18: With the current version of neqn, does the input
        !            19:   left { a over b right }
        !            20: produce the same output as
        !            21:   left [ a over b right ]
        !            22: Answer yes or no.
        !            23: #copyin
        !            24: #user
        !            25: #uncopyin
        !            26: #match yes
        !            27: #log
        !            28: #next
        !            29: 12.1c 10

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