[racket] help me

Remove else from if expression in subset? definition.

ZJ

Dnia 2014-02-25, wto o godzinie 22:32 +0200, Gizem Toldare pisze:
> Hello my name is Gizem. I live in Turkey and I am a student at izmir
> University. I am learning DrRacket. 
> 
> 
> I hava a problem. I am trying to create "subset" and
> "intersection-set" but  program gives this error: "if: expected a
> question and two answers, but found 4 parts"
> 
> 
> This is my program.
> 
> 
> 
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> 
> -- 
> >>Gizem Toldare
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