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 Mar11 awarded Popular Question Feb3 awarded Popular Question Oct22 awarded Yearling Oct1 awarded Notable Question Sep5 awarded Notable Question Sep4 awarded Popular Question Sep2 awarded Popular Question Aug20 awarded Nice Question Jul15 accepted How to find $\gcd(f_{n+1}, f_{n+2})$ by using Euclidean algorithm for the Fibonacci numbers whenever $n>1$? Jul15 accepted Let a|c and b|c such that gcd(a,b)=1, Show that ab|c Jul15 accepted Show that every prime $p>3$ is either of the form $6n+1$ or of the form $6n+5$ Jul15 accepted How to prove by induction that $a^{2^{k-2}} \equiv 1\pmod {2^k}$ for odd $a$? Jul15 accepted How to show that integers $x_0+\frac{m}{d}t$, $t = 0, 1,…, d-1$, are pairwise incongruent modulo m.(Hint! Antithesis.)? Jul15 accepted How do you get possible candidates for primitive roots of 12? Jul15 accepted How to solve $x^3=-1$? Jul15 accepted How to show that $f-g$ is imaginary constant in $\mathbb{D}$? Jul15 accepted How to show that if $f$ or $g$ is continuous, then the convolution $f \star g$ of those functions is continuous? Jul15 accepted How to show by example that existence of barrier function of any set $U\subset \mathbb{C}$ is dependent of its set? Jul14 accepted How you'd show that $f$ is not continuous? Jul2 awarded Curious