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Nov
18
reviewed Edit Definite integral of $e^{-by^2}/(y^2-c^2)$
Nov
18
reviewed Approve Calculus integration problem. [HW help]
Nov
18
reviewed Approve Why are group theory and ring theory a part of abstract algebra?
Nov
18
reviewed Approve If $\int^{1}_{0} \frac{\tan^{-1}x}{x} dx = k \int^{\pi/2}_{0} \frac {x}{\sin x} dx$, find $k$.
Nov
18
reviewed Looks OK if f(x) is the polynomial (coeff of leadin term is unity) in 'x' of least degree such that f(1)=5 , f(2)=4, f(3)=3, f(4)=2, f(5)=1, then f(0)=?
Nov
18
reviewed Approve How to say this proof correctly: if $d\mid a$ and $d\mid b$ then $d\mid (a-b)$.
Nov
18
reviewed Reject Proving Series Convergence Using Taylor Polinomials
Nov
18
reviewed Approve Finding -1 to irrational powers
Nov
18
reviewed Edit Mean, Expected Value, or Expectation of a Constant?
Nov
18
reviewed Approve Proving Series Convergence Using Taylor Polinomials
Nov
18
reviewed Edit What $t$ coefficient should I choose for a Bezier curve?
Nov
18
reviewed Leave Open Prove $\log_5{30}<\log_8{81}$
Nov
18
reviewed Looks OK Expectation of product of indicator functions
Nov
18
reviewed Approve Fundamental group of a space of infinite genus and an accumulation point
Nov
18
reviewed Approve Necessary and sufficient condition under which a Galois extension is cyclic
Nov
18
reviewed Leave Open how many unique patterns exist for a NxN grid
Nov
18
reviewed Close Prove that is $A$ is skew-symmetric, then $X^TAX = 0$ for all $X = [x_1 x_2 \cdots x_n]^T$
Nov
18
reviewed Edit Countably many worlds and Universal Sentence.
Nov
18
reviewed Approve Omar Khayyam's method for solving cubics
Nov
17
reviewed Looks OK Question that can not be solve analytically .