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Juan Ospina

Coauthor of the book

Closed-form Solutions for Drug Transport through Controlled-Release Devices in Two and Three Dimensions

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  • Medellin, Colombia
  • Member for 6 years, 6 months
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  • Last seen Jan 23 at 18:33

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8 What is the closed form of $\sum _{n=1}^{\infty }{\frac { {{\it J}_{0}\left(n\right)} ^2}{{n}^4}}$? Sep 20 '14
6 Is true that : group of exponent 4 implies that $[[[x,y],y],y]= \text{identity}$? Aug 17 '14
6 How to derive the cigar soliton solution to the Ricci flow equation? Oct 8 '14
5 There is a closed form for $\sum _{n=1}^{\infty }{\frac {{{\it J}_{0}\left(\,\alpha\,n\right)} {{\it J}_{0}\left(\,\beta\,n\right)}}{{n}^{2}}}$? Sep 21 '14
5 Seifert Matrices and Seifert Surfaces for the following two Brunnian links Jan 6 '18
4 Does $\int_{-\infty}^\infty \frac{\mathrm dx}{(1+x^2)^\alpha}$ converge? Aug 21 '14
4 What is the closed form of $\sum _{n=1}^{\infty }{\frac { {{\it J}_{0}\left(n\right)} ^2}{{n}^4}}$? Sep 21 '14
4 Is this closed-form of $\int_0^1 \operatorname{Li}_3^2(x)\,dx$ correct? Oct 19 '14
4 How to prove $d\omega=(\nabla_\mu\omega)_\nu dx^\mu\wedge dx^\nu$ without using coordinates Dec 14 '15
4 What is the formula for the Wu class $v_6$ in terms of Stiefel-Whitney classes? Sep 12 '18
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