Can we explain why using `Nothing` twice on a list does not operate twice?
Speeding up Gaussian sampling
Why does Mathematica take so long to produce this sound?
Trace shows Linux has worse error than Windows in 1/(-1.)^1.2
Stacked NumberLinePlot?
Extracting list elements following a specific marker
Is there a bug in Eigensystem[]?
Can we explain why using `Nothing` twice on a list does not operate twice?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282288
Below I generate a list of numbers between 1 and 15. I then set the value at position 10 to Nothing and as expected the value at position 10 is changed. This is as ... [functions]
asked by Hugh https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=12558 Score of
15 answered by Domen https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=75628
Score of 20 Speeding up Gaussian sampling https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282210
Edit Greg Hurst answers show how to independently get 3x speed-up using single-threaded MKL implementation and 4x speed-up by using native implementation with multi-threading, can they be combined? ... [performance-tuning] [probability-or-statistics]
asked by Yaroslav Bulatov https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=217 Score
of 13 answered by Greg Hurst https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4346
Score of 13 Why does Mathematica take so long to produce this sound? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282381
Mathematica is behaving very slow, not like I could compare, as the speed has always been like this. The following ran in 58.64 seconds, is this normal? How can I speed it up? ... [performance-tuning] [sound]
asked by Aarav Prasad https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=91851 Score of 8
answered by Henrik Schumacher https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=38178
Score of 10 Trace shows Linux has worse error than Windows in 1/(-1.)^1.2 https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282358
So I questioned why there are differences between Wolfram Cloud and Windows 11 Evaluate $\int_{0}^{\pi/2} \cos^a (x)\sin(ax) dx$ using Mathematica ... [numerics] [number-representation]
asked by https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=82985 Score of 7 answered by Henrik Schumacher https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=38178
Score of 8 Stacked NumberLinePlot? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282236
Is there some built-in I can reuse to get a "stacked" number line plot? In other words, equivalent to NumberLinePlot , but some numbers occur more than ... [plotting]
asked by Yaroslav Bulatov https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=217
Score of 7 answered by kglr https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=125
Score of 5 Extracting list elements following a specific marker https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282306
I have a set of data (called MyList ), and I need to extract every value that appears after a certain marker (in this case ... [list-manipulation]
asked by Schaef https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=86447 Score of
6 answered by user1066 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=106
Score of 10 Is there a bug in Eigensystem[]? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=282357
Does Eigensystem[] produce incorrect output for symmetric matrices with integer components? The following eigensystem decomposition of a 12x12 matrix and its ... [eigenvalues]
asked by Rainer Glüge https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=18671 Score
of 6 answered by Szabolcs https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=12
Score of 11