How to make a spiroglyphic?
How can I plot the direction field for a differential equation?
Find eigen energies of time-independent Schrödinger equation
How can I draw the Olympic rings with Mathematica?
Placing text within a plot
QR Code in shopping cart handle
Even Fibonacci numbers
How to make a spiroglyphic? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=188139
Some (older) members of this group might remember playing vinyl LP records. Recently, at the Abbey Road studio there was a spiroglyphics coloring book for sale. It looks like a nice programming ... [image-processing] [code-request] [generative-art]
asked by TheDoctor https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=2263 Score
of 15 answered by b3m2a1 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=38205
Score of 20 How can I plot the direction field for a differential equation?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=8841
I'd like to plot the graph of the direction field for a differential equation, to get a feel for it. I'm a novice, right now, when it comes to plotting in Mathematica, so I'm hoping that someone can ... [plotting] [differential-equations]
asked by Matt Groff https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1735 Score of 40
answered by Peter Breitfeld https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=307
Score of 31 Find eigen energies of time-independent Schrödinger equation https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=32293
I'm trying to get the eigenvalues of a one dimensional time-independent Schrödinger equation, $-\frac{h^2}{2m_0}\frac{d^2\psi}{dx^2}+U(x)~\psi=Ei~\psi$ where U(x) is some potential and Ei is the ... [equation-solving] [physics] [parametric-functions]
asked by xslittlegrass https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1364
Score of 54 answered by Jens https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=245
Score of 49 How can I draw the Olympic rings with Mathematica? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=8885
How can I draw the 5 interlocking Olympic rings with Mathematica? (SVG version) Edit Hard choice, but some pretty cool answers here. I didn't have 3D answers in mind when I posted the question, but ... [graphics] [generative-art]
asked by Mike Honeychurch https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=77 Score
of 47 answered by cormullion https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=61
Score of 23 Placing text within a plot https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=71776
I want to place text within a plot. The text is always centered relative to the coordinates. How can I left-align or right-align the text relative to the coordinates? For example: ... [plotting] [graphics] [text]
asked by Anthony Mannucci https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=24733 Score
of 29 answered by m_goldberg https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=3066
Score of 14 QR Code in shopping cart handle https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=26268
This week, the market people from my work wanted to put QR codes in shopping cart handles, but when they tested it, the QR code did not work. I noted that the cylindrical curvature (even small) ... [image-processing]
asked by Murta https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=2266 Score of
203 answered by halirutan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=187
Score of 197 Even Fibonacci numbers https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=37266
Today, I found the Euler Project. Problem #2 is Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 terms will be: ... [number-theory] [project-euler]
asked by xyz https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9627 Score of 34
answered by rcollyer https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=52
Score of 47