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Define a set U by {1} ∈ U, and if {k} ∈ U, then {−k} and {−k + 1} are also in U. Give the set U.

Posted: Thu Jul 07, 2022 2:20 pm
by answerhappygod
Define a set U by {1} ∈ U, and if {k} ∈ U, then {−k} and {−k +1} are also in U. Give the set U.