On an exercise from Royden&Fitzpatrick's Real Analysis Book
24749
Monotone functions and Borel sets
65249
An interesting exercise about converging positive series, involving $\sum_{n\geq 1}a_n^{\frac{n-1}{n}}$
11586
Sequences of Real Numbers in a closed bounded interval
26183
Prob. 9, Sec. 4.3 in Kreyszig's Functional Analysis Book: Proof of the Hahn Banach Theorem without Zorn's Lemma
11082
Borel-Cantelli Lemma "Corollary" in Royden and Fitzpatrick
62484
Proving Hartshorne's Exercise I-1.9 by using exercise I-1.8
115712
Application of Derivatives rigorous proof
154406
Real analysis - proof approach help
56682
Real analysis contradiction I cannot get rid of
69378
The derivative of $x!$ and its continuity
79024
the derivation of E(X|X)
140817
Real Analysis Inequality Proof Involving Reals and Rationals $0 < |r - q| < \varepsilon$
50137
Using Cantor's lemma in a proof of convergence
39835
Good book for self study of functional analysis
12349
a construction of a continuous function from a normal space to [0,1]
52470
Spivak's Calculus - Exercise 4.a of 2nd chapter
97994
Orthogonality Relations Exercise, Brezis' Book Functional Analysis