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2d
reviewed Approve hypothesis test type 1 and 2 error
2d
reviewed Approve Geometric progression, how to find $x$
2d
reviewed Approve Evaluate $\sin\left(-\frac{\pi}{6} + \frac{1}{2}\arccos\left(\frac{1}{3}\right)\right)$.
2d
reviewed Approve Median $\neq$ expectation
2d
reviewed Reject Limit of a rational function with radicals
2d
reviewed Approve linearly independent (Linear algebra)
2d
reviewed Approve Standard integral Kähler form on $\mathbf{CP}^1 \times \mathbf{CP}^2$
2d
reviewed Approve $\frac{1}{{1 + {\left\| A \right\|} }} \le {\left\| {{{(I - A)}^{ - 1}}} \right\|}$
2d
reviewed Reject Finding $\lim \limits_{R \rightarrow \infty} \int _{\Gamma_R} \frac1{(z+i)^2 (z-i)^2}dz$
2d
reviewed Reject solve differential equation of $y''+y = \sqrt{x+y+1}$
2d
reviewed Approve Empty set does not belong to any cartesian product?
2d
reviewed Approve Markov Chain with transition matrix $Q=(I+P)/2$
2d
reviewed Approve operator-theory tag wiki
2d
reviewed Reject Prove that for all prime numbers
2d
reviewed Reject If $\det A=1$ and the matrices $A^{2015}$ and $A^{2017}$ are integer, is $A$ an integer matrix?
2d
revised What is the integral, $\int\frac{dx}{x + \sqrt{1-x²}}\ $?
proper use of \cos and \sin in MathJax
2d
reviewed Reject If Q is an orthogonal matrix, does it follow that $QDQ^T = Q^TDQ$?
2d
wiki created algebraic-numbers description
2d
wiki
2d
reviewed Reject Uniform Convergence of $(\frac{x}{1+x})^n$