saikarthikreddy wrote:
Augustus DeMorgan made many valuable contributions to calculus, trigonometry, algebra, and logic; but perhaps his most famous academiccontribution,
a.a pair of theorems concerning complementation of sets, is
b.a pair of theorems concerning complementation of sets, are
c.two theorems that have to do with complementation of sets, are
d.two theorems that define complementation of sets, is
e.two
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