Apparently, this user prefers to keep an air of mystery about them.
4 Direct proof. Square root function uniformly continuous on $[0, \infty)$ (S.A. pp 119 4.4.8) feb 16 '14
3 Equivalences of continuity, sequential convergence iff limit (S.A. pp 106 t4.2.3, 110 t4.3.2) feb 18 '14
3 If sup A < sup B, there exists an element b ∈ B that's an upper bound for A. (S.A. pp 18 q1.3.8) mar 3 '14
3 A subsequence of a convergent sequence converges to the same limit. Questions on proof. (Abbott p 57 2.5.1) may 1 '14
3 If every convergent subsequence converges to $a$, then so does the original bounded sequence (Abbott p 58 q2.5.4 and q2.5.3b) may 1 '14
3 Can you succeed in undergraduate math, if you can't create proofs unseen and new to you? [closed] feb 25