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Jan
5
comment Find $\lim_{n\to \infty}f_{n}(1)=?$
the functions until n=10: maxima-online.org/…
Jan
5
revised Find $\lim_{n\to \infty}f_{n}(1)=?$
latex, grammar
Jan
4
reviewed Approve Identify Equation
Jan
4
revised “Bizarre” continued fraction of Ramanujan! But where's the proof?
latex
Jan
4
revised Three digit number $ABC$ with $ABC = A + B^2 + C^3$
typo
Jan
4
revised how to show that a function is unbounded?
typos
Jan
4
revised Solving $2x^2 \equiv 7 \pmod{11}$
latex
Jan
4
revised Three digit number $ABC$ with $ABC = A + B^2 + C^3$
python code
Jan
4
reviewed Approve Distribution and density functions, and upper bound limit
Jan
4
revised Three digit number $ABC$ with $ABC = A + B^2 + C^3$
changed estimation technic, added solutions with A=0
Jan
3
answered Three digit number $ABC$ with $ABC = A + B^2 + C^3$
Jan
3
comment Three digit number $ABC$ with $ABC = A + B^2 + C^3$
I suppose the equation is wrong, because $ABC$ means $A\times B \times C$. The first trick is to write $$100A+10B+C=A+B^2+C^3$$
Jan
3
revised Is $\text{Trace}(e^{XA+A^TX})$ a convex function of X?
latex
Jan
3
reviewed Reject Evaluaating with $\int_0^\infty \frac{x\sin x}{1+x^2}$ using contour integration?
Jan
3
reviewed Approve Relation between determinant and matrix rank
Jan
3
reviewed Reject Number of factors of a big number
Jan
3
reviewed Reject Modulo of a negative number
Jan
3
reviewed Approve Number of factors of a big number
Jan
3
reviewed Reject Modulo of a negative number
Jan
3
reviewed Approve Number of Infinities in complex numbers