Can this proof be applied to C1-functions
61481
Continuously Differentiable Curves in $\mathbb{R}^{d}$ and their Lebesgue Measure
29276
technique of proving continuity complex function
134439
Proving function is $C^k$
65923
How to approach proving $f^{-1}(B\setminus C)=A\setminus f^{-1}(C)$?
123458
Prove $( \lnot C \implies \lnot B) \implies (B \implies C)$ without the Deduction Theorem
157426
Proving that:$\int_X f_n g \, d\mu \to \int_X fg \, d\mu$ for all $g$ in $\mathscr{L}^q (X)$
152274
An exercise from Conway's Complex Analysis on an application of Schwarz's Lemma
104124
Prove or disprove: $A-(B-C) = (A-B)-C$
107686
Proof that the gamma function is an extension of the factorial function
133884
A proof using Yoneda lemma
143000
Show that there exists a $c\in \mathbb{C}$ such that $f(z)=c \bar{z}$ for all $\vert z\vert=1$.
125566
The Identity Theorem for real analytic functions
123467
Prove that $f(z) = e^z$ maps $\mathbb{C} \setminus B $ onto $\mathbb{C} \setminus \{0\}$.
119003
Complement of $c_{0}$ in $\ell^{\infty}$
150738
Proof of $(A - B) - C = A - (B \cup C)$
76347
Shorter proof for some equvalences
91980
Prove that f is one-to-one on D