Having problems with group of units generators
How to efficiently select elements with the minimum value from a large list?
Collect[f[a x + b y + c x], x] does not work. How to collect terms inside a function?
Draw number spirals
Local indexed variables in With
Difficulty Solving Large Multi-Rod System with NDSolve - Seeking Advice on Handling Complex Lagrange Equations
Arranging the result of Factor
Having problems with group of units generators https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=308001
Sorry if the question is quite basic, I started learning Mathematica today to help me with group computations. I'm trying to get the generators of the group of units modulo p, with p a prime. However, ... [number-theory] [algebra] [group-theory] [group]
asked by Mati https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=103083 Score of
9 answered by A. Kato https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=62063
Score of 7 How to efficiently select elements with the minimum value from a large list?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=308027
How can I efficiently select sublists with the minimum value of the third elmement from the following list? ... [list-manipulation] [functions] [performance-tuning] [function-construction] [challenge-community]
asked by internet https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=87122 Score of
6 answered by rhermans https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=10397
Score of 6 Collect[f[a x + b y + c x], x] does not work. How to collect terms inside a function?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=308034
How to collect terms inside a function such as Collect[f[a x + b y + c x], x] or in the index such as ... [expression-manipulation]
asked by Curious Cat https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=88660 Score
of 5 answered by Domen https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=75628
Score of 6 Draw number spirals https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307923
I like to draw a spiral of numbers in a grid format (clockwise) of size $n^2$. So when I pass in $n=2$, it will generate a grid of size $n^2=2^2=4$. When $n=3$, it will draw a spiral up to 9: When $... [grid-layouts] [drawing]
asked by Steve237 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=69429 Score of
5 answered by azerbajdzan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=53172
Score of 5 Local indexed variables in With https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307864
I need to use local indexed variables inside With but it is not allowed, the same for Block and ... [scoping] [variable-definitions]
asked by azerbajdzan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=53172 Score of
5 answered by azerbajdzan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=53172
Score of 2 Difficulty Solving Large Multi-Rod System with NDSolve - Seeking Advice on Handling Complex Lagrange Equations
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307918
I'm currently working on a system involving connected rods, each linked by torsional springs. The system has a general structure as shown in the diagram below: there are ... [differential-equations] [numerics]
asked by Mikoto https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=93487 Score of 4 answered by Ulrich Neumann https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=53677
Score of 2 Arranging the result of Factor https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307986
Could I locate my differentials like dx, at the end of expression? I tried Collect function but the order seems to follow canonical order. ... [output-formatting]
asked by Soon https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=78050 Score of 4 answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999
Score of 6