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Aug
26
revised What has “$\delta$ Gromov hyperbolic space” got to do with $\mathbb{H}_n$?
Title
Aug
24
revised Can the Intermediate Value Theorem be proved by Heine-Borel Lemma?
added 58 characters in body
Aug
8
revised Completeness of space of $k$-times differentiable functions from $\Bbb R^n$ to $\Bbb R$
edited title
Aug
7
revised Is this proof that $\lim_{n \to \infty} (1+1/n)^n$ exists (1) new, (2) interesting?
TeXing. Formatting.
Aug
6
revised $A:X \to Y$- linear continuous function, $A\neq 0$ $H=\ker A\implies \exists z \in H^{\bot}: \|z\|=1$
added 2 characters in body; edited title
Aug
6
revised Lagrange's identity in the complex form
deleted 1 character in body
Aug
6
revised Conjugate in Cauchy-Schwarz Inequality for Complex Numbers
More descriptive title.
Jul
26
revised Is there a proof for the maximum principle without the Cauchy integral theorem?
deleted 4 characters in body
Jul
26
revised A question about complex integration of $\frac{1}{p(z)}$
added 2 characters in body
Jul
25
revised Prove that a subset of a separable set is itself separable
Being consistent with earlier notation.
Jul
25
revised Prove that a subset of a separable set is itself separable
added 327 characters in body
Jul
22
revised Why if a function is holomorphic and injective in neighbourhood of $x_0$ then $f'(x)\ne 0$ in neighbourhood of $x_0$?
deleted 2 characters in body; edited title
Jul
21
revised Does there exist a polynomial $f(x)$ with real coefficients such that $f(x)^2$ has fewer nonzero coefficients than $f(x)$?
edited tags
Jul
19
revised Find $\frac{d^2y}{dx^2}$ as a function of $x$ if $\sin y+\cos y=x$
added 12 characters in body; edited title
Jul
14
revised Prove $A = (A \setminus B) \cup (A \cap B)$
edited tags
Jul
13
revised Possible values of $\int \frac{dz}{\sqrt{1-z^2}}$ over a closed curve in a region?
Typo.
Jul
1
revised Integration of powers of the $\sin x$
English
Jun
2
revised Winding number of a point outside the curve is 0
Fixing title. TeXing
May
18
revised Does the set of differences of a Lebesgue measurable set contains elements of at most a certain length?
added 3 characters in body
May
12
revised Is Lipschitz's condition necessary for existence of unique solution of an I.V.P.?
edited body