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May
25
accepted Measure Theory (Defining Measureability)
Apr
3
accepted Ways to study mathematics while commuting
Jan
19
accepted Prove that if complete graph K_n is edge-colored with n colors, there exists a cycle with each edge different color
Jul
17
accepted Inequality: $2\sqrt{xz}+2\sqrt{yz}+2\sqrt{xy}\geq 3x+3y+3z-3$
Jul
15
accepted Definable with parameters (Example)
Jun
28
accepted If $4k^3+6k^2+3k+l+1$ and $4l^3+6l^2+3l+k+1$ are powers of two, how to conclude $k=1, l=2$
Jun
23
accepted When is $(a^2+b)(b^2+a)$ a power of $2$?
Jan
26
accepted Maximum number of different diagonals obtained by column permutations
May
1
accepted How to show that a theory T union a sentence $\varphi$ is consistent.
Apr
28
accepted (Logic) Formally writing a rational number in logic
Apr
26
accepted Gödel's Paradox — Every set of formulas is consistent
Apr
25
accepted Logic automorphism question about $(\mathbb{R},0,1,+,\cdot,<)$.
Apr
24
accepted Logic question linking $\omega$-categoricalness to completeness
Apr
23
accepted Predicate vs function
Apr
22
accepted Prove that two structures are elementarily equivalent (Logic)
Apr
20
accepted Different definition of antipode for $SL_q(2)$?
Apr
19
accepted Why are the rational numbers an elementary substructure of the reals?
Apr
11
accepted Logic: Equivalence Relation
Apr
11
accepted Logic: Maximally consistent and validity
Mar
25
accepted Twist map as a solution of the Quantum Yang-Baxter Equation (QYBE)