How can I draw projection?
Is there a faster way to compose a large number of random Gaussians?
Present a logarithm in terms of two logarithms
How to Replace 'delta t' with 'a' in Mathematica Without Affecting Separate Instances of 'delta' or 't'?
Why does this pattern not match?
How to use Compile to optimize the performance of a function calculating the distance between two points?
How to accomodate empty data set in ListPlot, ListLinePlot?
How can I draw projection? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292481
I am trying to draw this figure. I tried Graphics3D[{Polygon[{{-3, -3, -2}, {-3, 3, -2}, {3, 3, -2}, {3, -3, -2}}]}, Boxed -> False] [projection]
asked by Thuy Nguyen https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=69240 Score
of 7 answered by cvgmt https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=72111
Score of 10 Is there a faster way to compose a large number of random Gaussians?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292273
I'm looking for a more efficient way to generate an image with a large number of randomly coloured Gaussians. Here's the code I'm using: ... [performance-tuning] [image] [compile]
asked by flinty https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=72682 Score
of 6 answered by Silvia https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=17
Score of 5 Present a logarithm in terms of two logarithms https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292531
If $\log _8 3=p$ and $\log _3 5=q$ then, in terms of $p$ and $q$, what does $\log _{10} 5$ equal? I tried by my hand, I get the answer is $\dfrac{3pq}{1+3pq}$. How can I tell Mathematica solve ... [algebraic-manipulation] [algebra]
asked by Laurenso https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=87428 Score
of 5 answered by xzczd https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1871
Score of 8 How to Replace 'delta t' with 'a' in Mathematica Without Affecting Separate Instances of 'delta' or 't'?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292466
In Mathematica, how can I replace instances of delta t in an expression with a , while keeping instances of ... [replacement] [pattern-matching] [algebraic-manipulation] [semantic-matching]
asked by Tokubara https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=87722 Score of
5 answered by Bob Hanlon https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9362
Score of 5 Why does this pattern not match? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292331
Why does the following match? MatchQ[HoldPattern[f], HoldPattern[_]] True But the following does not: ... [pattern-matching]
asked by Daniel Huber https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46318 Score
of 5 answered by Domen https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=75628
Score of 9 How to use Compile to optimize the performance of a function calculating the distance between two points?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292238
I want to create a function that finds the real space distance between two three-dimensional points. Each point is a list of three real numbers. I can create functions ... [performance-tuning] [compile]
asked by Andrew https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1185 Score
of 5 answered by Karl https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=92545
Score of 7 How to accomodate empty data set in ListPlot, ListLinePlot? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=292264
The simple case often arises where multiple data sets are generated, and one or more is empty. ListPlot and related functions fail to plot such multidata sets. The ... [plotting] [data] [missing]
asked by István Zachar https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=89 Score
of 5 answered by eldo https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=14254
Score of 4