Math and physics Definition and 207 Threads

Hello, I've a following question: Is necessary know well func. analysis, and all its theorems to handle well quantum physics...?

Hello everyone, My question is, where should I start? what books or websites would you recommend for me? Math and physics are very broad subjects so I'm not sure where I should start and what path I should take. I don't want to overload myself with information, but instead learn the most...

Hi everyone, which text on methods is better between the following two : 1) https://www.amazon.com/dp/0486691934/?tag=pfamazon01-20 2) https://www.amazon.com/dp/3319011944/?tag=pfamazon01-20

Does anybody have a list of companies that hire mathematicians? Specifically, mathematicians without any financial or statistical background. A list of summer internships would also be appreciated. I've checked out USAJOBS and NSA websites. What else is there? Relevant information about me: I...

It is often said that gravity is a curvature of space-time and not a force. But since gravity is caused by mass, there must be some way in which mass curves space-time. What are the equations for how mass affect space-time?

Homework Statement I have a rotating platform that spins as a mass attached to a wheel rotates the larger platform. The mass accelerates to the ground which spins the platform essentially. I am trying to calculate the moment of inertia of another mass which will be attached to the rotating...

So I am working out a course schedule for my last two years of undergrad and have room for only one more math class but do not know which would be more beneficial. The two courses are Intro to Modern Algebra or Numerical Linear Algebra. I am working towards a bachelors degree in physics and plan...

So, I had a talk with a friend of mine who is double majoring in Physics and Math. He will complete both of his degrees, along with a Philosophy minor, next semester (in a total of 7 semesters), and will take graduate level courses in his final semester (he has a 4.0 GPA and is doing research)...

I need to make a project that integrates physics with math, involving the use of integrals to find moment inertia of areas. The theory could be read here :http://www.intmath.com/applications-integration/6-moments-inertia.php I need to make an object that applies the theory above. Can anybody...

I'm reading Physics papers, and every time I open a paper, all I see is maths and symbols I never seen before and it's just all too overwhelming! For someone who's been away from maths for a long time due to different careers, how would they ever come to understand this maths? It seems so...

Is square root of delta function a delta function again? $$\int_{-\infty}^\infty f(x) \sqrt{\delta(x-a)} dx$$ How is this integral evaluated?

Hello. Next fall I shall be applying to graduate programs in the fall. I will be graduating with undergrad degrees in both physics and math. This has made it difficult for me to figure out where to go from here. I am hoping to get some insight of what research fields would be a good fit for me...

Dear group, I am new with MATLAB and trying to plot these figure out as the file request. I tried but could not get the same plot as the file has. I hope anyone can help. Here is the code which i am working on. Thank you. fc = 553e6; w = 0:2*pi*fc*1e-2:100*2*pi*fc; pau = 0.33; tau =...

Okay, so I'm currently a mechanical engineering major at San Jose State University, but I just want to become much more engaged with physics and mathematics. I do pretty good with calculus, math comes easy to me. I'm a first year student taking calculus 2. I was just wondering what books I can...

Hey folks, I recently made a little equation and I would like to know if there's any way to plot it on a 2D graph. Problem is, there's multiple variables. so if anyone here can help me out that would be appreciated. Here's my formulas: S2 = (S1-(S1/10))/2x x= T2/(S1/20) T2= T1-(S1/10) S1 is...

Hello everyone! I just finished my Chemical Engineering bachelors degree and after my study I developed a strong interest in nanomedicine, but because I would really like to be in direct contact with medicine and make an impact on people's lives, I'm seriously considering to continue my masters...

Hi guys, I found this equation on 2 other forums, and I'm writing a Math IA with Physics formulas integrated into it. I would really appreciate it if you could give me the name of this formula, or a method to derive it (I don't have a strong physics background) so that I could cite it in my...

I'm studying for my introduction to modern physics exam, and reading about the ultraviolet catastrophe and why equipartition theorem stops working to explain blackbody emissions for high frequencies I was thinking if we could use the theorem to arrive at the quantification of energy (probably...

Hey! I'm in the middle of my physics undergraduate (taking classical mechanics, electrodynamics, mathematical physics) and i really enjoy my classes, so no problem there haha. With the time i realized that i really like math so i start self studying real analysis, manifolds, differential...

I have read that Feynman Lectures on Physics is pretty good; however, I also read it isn't a replacement for a good textbook. So I wanted a good physics(high school level) textbook that I could read Feynman Lectures on Physics along beside it. Regarding mathematics, I have completed Calculus I...

Source: http://www.nbi.dk/~polesen/borel/node4.html#1 Differentiating this equation we get the second order differential eq. for fn, (1-x^2)f''_n-2(n-1)xf'_n+2nf_n=0 ....(22) But when I differentiate to 2nd order, I get this instead, (1-x^2)f''_n+2(n-1)xf'_n+2nf_n=0Applying General Leibniz...

Hi, I would like to know what universities are good at Mathematical Physics for pursuing masters/phds, both in America and Europe. Thanks in advance

Okay. So I’m a rising Junior and in a bit of a dilemma. I have to pick a major and right now I’m trying to decide between math and physics (hard to do both because I’m taking a fair number of computer science, economics, mechanical engineering courses et cetera). There are things that I like and...

I am in high school and my school offers very little in the way of higher level STEM classes. I want very badly to delve deeper into this topics so I want to take college classes over the summer. I want to take a Computer Science class and if possible I want to take an Enginnering or Science...

A lot of people say "I hate math but I like engineering". For me, it's the opposite. I like math & I love learning. I like science & I love astronomy. I'm an 18 year old senior, so I have to choose my path. I'm thinking about going to school for mechanical engineering. I have a passion for cars...

So I have been preparing to transfer into a physics program at the university from a community college. However, I am debating on whether I should go back and cover the material from my previous physics courses to build a strong foundation or if I should start learning the new material that will...

Homework Statement Excess electrons are placed on a small lead sphere with mass 8.00g so that it's net charge is -3.20x10^-9C (a) Find the number of excess electrons on the sphere. (b) how many excess electrons are there per lead atom? The atomic number of lead is 82, and its atomic mass is...

If I had a choice between meeting the Dalai Lama and meeting Andrew Wiles, I would choose the latter. So, here I am. I study math and physics basically as a hobby. I just want to know and understand more about reality, especially since discovering that reality is all there is! And it's...

I currently work full time and I am planning on taking some online courses prior to getting into university in a Physics pogram. I am starting with Calculus 1 (already enrolled). I basically need to take 4 courses overall (not my choice), but which courses i take are my choice. Here are some...

How hard is college math?Is it beyond senior grade math?Mathematical analysis is one of the hardest discipline in all history or is it physics?Do you have a chance to pass the exams for the disciplines math and physics if you finished a tehnological high school?Can you face college with fewer...

I will be attending Cal State Long Beach as a math major in the fall semester. I have completed Calculus(1,2,3), Intro Linear Algebra, Intro to ODE, and Discrete Mathematics. All my general education is completed. I will be 26 years old this year with no kids. I do not really care for going out...

I want to learn high school physics and math but using the international curriculum I want to see everything taught at high school in those books from grade 9 to 12 any suggestion ?

What would a recommended track be for someone that has had next to no exposure to physics? I was thinking of going this route after taking taking the single variable calculus course(paired with Calculus Made Easy by Thompson) on OpenCourseWare: Feynman Lectures Vol. 1 An Introduction to...

Hey everyone, I am beginning calculus 2 and physics this coming semester. I am not very anxious about learning the material, as it seems concepts typically develop overtime. However, I have a huge issue with retaining material. Previously, I've basically worked multiple practice problems until...

Hey, I'm in my first year of Electrical Engineering studies and finding a lot of common places in my studying and ways of approaching things that may be leaving me short. I really enjoy my circuit analysis class, I love learning the concepts, formulas and visualizing how they work in my head...

I want to become an inventor and an innovator changing the world basically. However my skills in mathematics are a little poor, However I really do love math like I'm obsessed with it. My problem is where I am right now I'm taking grade 12 university prep courses and math and physics are kicking...

I finished grade 11 this june and was thinking about what career choice I should go to. I got a 97% in physics, a 100% in grade 11 functions, 98% in grade 12 advanced functions (took this in night school), and a 100% in grade 12 data management (took in summer school). However, I'm only good at...

Hey there physics forum. I will be done with my transfer requirements in the fall semester. I won't be able to attend a university until the fall. I will be classified as a junior when I transfer. A little bit of myself. I started arithmetic in community college, due to me having dropped out...

Hey guys, I was an average physics major as an undergrad who entered medical school. I graduated from undergrad about 4 years ago and have been inundated with medicine since then - so I haven't had much of a chance to review old mathematics and physics. I will be starting an MS in BME in August...

Hello, I am preparing to start college and I'm looking for assistance in how to order my courses. Before taking any Physics courses, my school requires you complete Calculus 1. After taking Calculus 1, I will be eligible for Physics 1. Would it be wise to complete Calculus 2 before beginning...

I know a lot of courses like linear algebra have a ton of "building blocks" that one must memorize. Yes, you can derive these things yourself, but this often takes to long. Does anyone here use any tools like SuperMemo to memorize math theorems or physics laws/equations/etc? Also, I just...

Hi I am currently in high school (sophmore) and am interested in doing applied maths and physics. I am currently on Calc III and Vibrations and Waves, I will get to Diff Eqs, Linear Algebra, and Quantum Mechanics next semester. The projected classes I will have completed by graduation are...

Hi, I'm from Europe and my country has a quite different school system than in the US, therefore I need some advice on which mathematics and physics textbooks to use for this test and hopefully course...

Just curious about how people usually self study these subjects. Is it the most efficient to read through the chapters, and write down theorems, definitions, and take notes of important parts and work out all the proofs and examples? And then make sure you can re-prove everything after...

Interesting how chalk, blackboards and equations can look so neat! Post your's if you have some favorites!

So here's a little background on me: I'm a rising senior in high school. I was always the kid that hated math throughout my career... I thought of it as useless stuff I had to memorize that I would never use, and just distracted me from fun stuff. Even though I always got A's or B's in math...

Any advice or general experience on how to go about this type of work? I've just graduated almost penniless and without any job/intern/etc. or grad program lined up after months of applying, I'm forced to do whatever I can find right now. I did try advertising myself last summer as I genuinely...

does anyone find classes boring that aren't related to math and physics. like right now I am taking psych and it seems like I can't focus when I study like I can with math or physics. right now I have an 86. and I want to at least maintain a 4.0 my first 2 years of college. for when I get some...

Hey everyone, I'm in a bit of a pickle. I just finished my first year of undergrad (started as a math major), and I'm still terribly lost as to what I want to major in, mainly because I'm not sure what I want to pursue as a career after college. For the most part, I know that I want to go...

Right now I am on track to be a math and physics double major, but I just finished my freshman year, so I haven't declared yet (all male liberal arts college). I won't know my GPA until May 15th and since it is freshman year, it doesn't matter a whole lot. I may have a 4.0 (on a 4 point scale)...