Recent content by zeesyk

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    Trouble solving an ODE and plotting its phase portrait

    Mentor note: Moved from non-homework forum to here hence no template. So I was able to solve part 1.A of the first problem by hand, the phase portrait is a sideways parabola. However, I want to also show on this on mathematica. I want to solve the equation first and then plot the phase...
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    Solve for x(t) and v(t) given a Force equation using Mathematica

    update: i think i may have solved the first part? Now I need to figure out to put in on Mathematica.
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    Solve for x(t) and v(t) given a Force equation using Mathematica

    Homework Statement Homework Equations F= ma or F= md^2x/dt^2 The Attempt at a Solution I know that this second order differential is non linear. I attempted to solve the problem as -k/x^2 = md^2x/dt^2 but I'm getting trouble since it is a second order ODE and I haven't learned how to solve...
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    Programs Internship essay for CERN -- Please help

    Thank you so much for your feedback! This is exactly what I needed actually. Yeah I had a feeling that bringing in my nationality would be a bit much but I figured it might’ve helped just because on the website itself they said they’re looking for minority groups and women. Also, I speak french...
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    Programs Internship essay for CERN -- Please help

    So I'm applying to the REU through university of Michigan to attend CERN this summer. This is like my DREAM to be at CERN. i just finished writing my essay and I want as much feedback as possible, i really want to get this internship. Please write a single paragraph describing why you would...
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    What are the top resources for learning physics on Physics Forums?

    Hey everyone! My name is Alejandra! I'm from Chicago but I'm currently at the University of Miami (yes in Miami, Fl), studying physics! I'm also working towards a minor in computer science and math! I have aspirations in getting into a PhD program when I graduate. :) I have interests in...