Contents

Indexes:

* set1 *

* set2 *

&key * test *

* test-not *

)Returns the set difference of set1 and set2, i.e., the set containing

every member of

every member of

*set1*

that is not in *set2*

.set-difference |

set-difference |

set-difference |

set-difference |

set-difference |

set-difference |

set-difference |