Recent content by malignant

  1. M

    Scientific Computing vs Applied Math at UMN

    I'm graduating this year with a B.S in Computational Physics (the difference is the second semester upper division physics courses aren't required, and are replaced with a year of numerical analysis and a CS minor. But I took the 2nd semester physics back when I was a physics major anyways) and...
  2. M

    Upper level probability theory over summer

    After the first week I can confirm that the course does not have measure theory (the teacher stated this). The students are mostly computer science and economics majors and two are phd students in economics. It doesn't seem bad but I can feel the discrete math knowledge helping a lot for all of...
  3. M

    Upper level probability theory over summer

    I need another class for a 6 week summer semester and I'm curious if probability theory is generally a class you wouldn't want to cram in 6 weeks with another class? The only college level probability I've done was in a discrete math course but I'm fine with other areas since I also took...
  4. M

    Programs Physics masters degree question

    I'm confused as to what the advantages are for skipping a masters degree and going straight in a phd program? Is it shorter? Or do schools not normally cover your masters degree? I would like to complete a masters first but not if it'll turn out to be significantly longer or if I'll need to pay...
  5. M

    Where does Mathematical Physics reside?

    That's interesting. Do you suppose they took a lot of the required math during undergrad? Seems like it'd be difficult to fit courses from the math department during grad school unless they learned it all in physics courses.
  6. M

    Where does Mathematical Physics reside?

    Where exactly does this area of study reside? Is it within the math department or the physics department? More specifically, do you need to get accepted into a math or physics graduate program? The undergraduate mathematical physics program here is listed under both the math and physics degrees...
  7. M

    How do people obtain the math for theoretical physics?

    I started out as a math major so I'd say I'm quite interested in it but I wouldn't be able to fit more than an additional 2 courses. Any idea which 2 of these 6 would be the best to have upon entering grad school? : abstract algebra, advanced linear algebra, complex analysis, topology, real...
  8. M

    How do people obtain the math for theoretical physics?

    I'm confused about how people learn the required math for theoretical physics. Do they take the math during undergrad or is it taught during grad school or do they just learn it on their own time? The physics undergraduate program here requires calc 1-3, linear algebra, odes, pdes but that's...
  9. M

    Linear PDEs: A Simple Explanation

    Ahh, so the sum of solutions being a solution generally only applies to homogeneous equations?
  10. M

    Linear PDEs: A Simple Explanation

    This isn't a homework problem so hopefully this section is fine. I came across something that's bothering me while reviewing PDEs. Take something like: u_{x}(x,t) = 1. which has the general solution: u(x,t) = c_{1}(t) + x. Wolfram says this is linear but if I take a different solution: v(x,t) =...
  11. M

    Advice on Last Minute Physics Course Load for Drop/Add Week

    I actually have less than an hour before drop/add week ends and am completely stumped. Currently I'm taking: 2nd semester of the upper division e&m 2nd semester of the upper division mechanics PDEs A relativity/modern physics course (not a qm course, that comes next year) Advanced linear...
  12. M

    Should I Take More Math Courses for Grad School in Physics?

    Oh I see. I'll be taking PDEs next semester. I've narrowed another choice down to what seems the most useful which is either more linear algebra or complex analysis but I'm pretty stuck on which one to choose. Will a second course in linear algebra help a lot with quantum mechanics? I take...
  13. M

    Should I Take More Math Courses for Grad School in Physics?

    I'm currently a junior and am wondering how physicists usually learn the pure math required for more theoretical topics in grad school? Is a lot of math taught within the physics grad courses or is it expected to take undergrad math courses? I ask because I'm not sure if I should bother taking...
  14. M

    Electric field of point charge within spherical shell.

    Ok but where do the field lines go from the point charge? If it doesn't escape the shell due to the positive charge on the shell repelling, and no lines can intersect, it sounds like the field would end up being infinitely dense.
  15. M

    Electric field of point charge within spherical shell.

    Isn't the field inside from the shell's charge zero leaving just the field from the point charge? Or would the field from the shell and the point charge have to be summed?
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