Let F be ordered field, A ⊆ F, and α ∈ F. Show that α = glbA if and only if (−∞,α) ∩ A = ∅, and for all β > α, [α,β) ∩ A
Posted: Thu Jun 30, 2022 7:34 pm
Let F be ordered field, A ⊆ F, and α ∈ F. Show that α = glbA ifand only if (−∞,α) ∩ A = ∅, and for all β > α, [α,β) ∩ A 6 !=∅.