Rod Carvalho
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1,881
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Next privilege 2,000 Rep.
 Sep18 revised Calculating license plate combinations Fixed typos Sep18 revised Using induction, prove that $\sum_{k=1}^n\frac 1 {(2k-1)(2k+1)}= \frac 12-\frac 1 {4n+2}$ when $n$ is in $\mathbb{N}$ Fixed LaTeX Sep18 revised How to understand the answer of this probability problem? Improved the text, fixed typos Sep18 revised MDP quadcopter stabilization edited tags, fixed latex Sep18 revised MDP quadcopter stabilization edited tags Sep18 revised Using the definition of derivative to evaluate $(\sin^2(x))'$ Fixed LaTeX and typos Sep17 revised Derivative of $u(x) = x^T x$ Fixed LaTeX Sep17 revised Maclaurin expansion of $\arcsin x$ Fixed typos Sep17 revised Which is a better measure of uncertainty: standard deviation or resolution uncertainty? Added update Sep17 revised Positive definiteness of a matrix Fixed typos Sep16 revised Injective function from $\mathbb{R}^2$ to $\mathbb{R}$? Fixed title Sep16 revised What is a simple formula to interpolate 2 unknowns between 2 knowns? added 89 characters in body Sep16 revised roots of a cubic polynomial deleted 7 characters in body Sep16 revised Function whose graph resembles the shape in this image Edited text and title, removed any mention of "Electromagnetic Spectrum" Sep16 revised Function whose graph resembles the shape in this image Fixed image link Sep14 revised bound the distance of two roots of multivariate polynomial systems Fixed typos Sep13 revised Average Distance Between Random Points on a Line Fixed typos Sep13 revised Average Distance Between Random Points on a Line added 3 characters in body Sep13 revised An autonomous (strange) Cauchy problem Fixed LaTeX Sep13 revised General solution to an inhomogeneous ODE (trouble with integration by parts?) Fixed typos