agent154
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 Mar9 revised How can I find the coefficient of a term in this generating function by using the “old” method? added 108 characters in body Jan30 revised Help with the algebra in for this number theory proof? Formatted with tex Nov3 revised Finding the matrix of a linear transformation relative to two non-standard bases Added missing part of question Oct28 revised If $\mathbb{Z}_m^*$ is cyclic, and $\mathbb{Z}_m^*=\langle\overline{g}\rangle$, is $\overline{g}$ a primitive root? added 41 characters in body Oct27 revised Solve for n: $\varphi(2n)=\varphi(3n)$ deleted 5 characters in body Oct25 revised Solve for n: $\varphi(2n)=\varphi(3n)$ added 32 characters in body Oct13 revised How does one determine for which value of $z_0$ the equation $ax+by=z$ has positive integer solutions $(x,y)$ for all $z\geq z_0$? added 322 characters in body; edited title Oct13 revised How does one determine for which value of $z_0$ the equation $ax+by=z$ has positive integer solutions $(x,y)$ for all $z\geq z_0$? added 99 characters in body Oct12 revised Convergence of a series deleted 53 characters in body Oct12 revised How can I prove that one of $n$, $n+2$, and $n+4$ must be divisible by three, for any $n\in\mathbb{N}$ deleted 64 characters in body Oct9 revised Proof regarding GCD Fixed previous bad edit Oct9 revised Proof regarding GCD LaTeX formatting Oct6 revised Proof that $q^2$ is indivisible by 3 if $q$ is indivisible by 3. Edit title Oct3 revised If matrices $B$ and $AB$ have the same rank, show that they have the same null spaces. added 444 characters in body Oct3 revised If matrices $B$ and $AB$ have the same rank, show that they have the same null spaces. added 55 characters in body Sep28 revised How to prove the limit of a sequence using “$\epsilon-N$” deleted 14 characters in body Sep26 revised What is an intuitive definition of the zero vector? added 493 characters in body Sep24 revised If $a_0=1$, and $a_n$ is defined by $a_n=a_{n+1}+a_{n+2}$, find $a_n$. added 12 characters in body Sep24 revised Can powers of primes be perfect numbers? added 25 characters in body Sep24 revised Can powers of primes be perfect numbers? Added "Proof verification" tag