# agha

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bio website location age 21 member for 11 months seen 6 hours ago profile views 238

Student of Mathematics.

 11 How do I solve $y' = \sin(x - y)$? 9 Fibonacci Numbers Proof 8 Prove that there are infinitely many integer solutions to a diophantine equation 8 Asymptotic behaviour of the integral of the quadratic mean of the coordinates on the hypercube 7 Using l'Hôpital rule to find $\lim_{x\to-\infty} xe^x$

# 5,954 Reputation

 +20 Density function and Integration to $1$ +15 Finding a basis and dimension for subspaces of $R^{4}$ +35 If the expected value is on the boundary of the range, then the random variable is a.s. constant +10 Find $\int_{ - \infty }^{ + \infty } {\frac{1} {1 + {x^4}}} \;{\mathrm{d}}x$

# 12 Questions

 6 $\int_{-1}^{1}|f(t)|dt \geq C\left(\int_{0}^{2}|f(t)|^2\right)^{1/2}$ for polynomials 3 Cauchy distribution characteristic function 2 $2x(t)(x'(t))^3-(x'(t))^2=C$ 1 Dense subset in $l^{p}$ 1 $\int_{0}^{1}(f'(x))^2-(f'(x))^3f(x)\; dx \geq 0$?

# 128 Tags

 84 calculus × 71 34 integration × 30 51 linear-algebra × 40 34 complex-analysis × 24 48 real-analysis × 41 29 limits × 19 36 sequences-and-series × 26 28 differential-equations × 19 35 inequality × 16 23 algebra-precalculus × 20

# 1 Account

 Mathematics 5,954 rep 2325