Top new questions this week:
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V 13.2 DSolve now returns {} as solution for some ode’s, while V 13.1 returns solutions for same ode’s but with …
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It seems not to work properly to use ParametricPlot3D with parameters specified in a two-dimensional nonrectangular region. Code and figure below are first found …
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Give the following list, list = {{a1, a2, a3}, {b1, b2, b3, b4}, {c1, c2, c3, c4, c5}}; I want to get …
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I am trying to create a Christmas image for my social media pages of Wolfram Language Greek Community. I copied the following code from Wolfram Community. …
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For explanatory purposes I have marked parts of a string with different backgrounds. But this string is part of some Mathematica expression, which processed. My program worked fine before I added the …
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Edit: I learned from the comment below that there is already a method by summing series here How can I get the solutions of $x^n-x-t=0$ in hypergeometric form? and another answer that might be …
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I am not able to figure why this replacement using side-relation works in one case but not the other in the following …
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Greatest hits from previous weeks:
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When importing a data file what are the comment symbols for Mathematica? That is, given a file like this blabla bulbul 1 2 6 54 7 … .. what symbol do I have …
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I’m aware that I can use (* … *) to comment out stuff in a notebook. Many languages have a syntax for single-line comments, such as …
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Solve and Reduce both can be used for solving equations. Just by working with them, I know there are some differences between …
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Here is a start. I’m looking for a nice way to draw it. …
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I need to save data that Mathematica uses inside the Plot command. The format that I would like to have is: x1 y1 x2 y2 ….. …
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Is there some way to do this other than going to Evaluation -> Quit kernel and firing a new one up?
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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 …
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Can you answer these questions?
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I have the following simple function in test.wls file x = ToExpression[$ScriptCommandLine[[2]]] y = ToExpression[$ScriptCommandLine[[3]]] z = x+y Print[z] I call …
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I have the following system, where I want to find the solution set consisting of real, nonzero, symmetric positive semidefinite matrices $G$ and $DD$ such that the block matrix $X$ defined below is …
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I have a “client” notebook that depends on an existing variable (expression) created elsewhere. I have a test at the top to check whether that variable exists and is well conditioned as the …
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