Hottest Questions This Month

7 votes

9 answers

769 views

What is an easy way to transform an equality into a replacement rule?

equation-solving replacement

Peter Mortensen

586

modified Apr 27 at 1:42

13 votes

5 answers

804 views

Divide a geometric region by (many) lines

cvgmt

30.1k

modified Apr 30 at 10:18

25 votes

3 answers

2k views

Animating battlefield data map of war in Ukraine

graphics export image-processing geographics video

Vitaliy Kaurov

68.7k

modified May 2 at 18:28

6 votes

5 answers

789 views

How can I apply a function only to even-index elements of a list?

list-manipulation functions map

user1066

10.2k

modified May 1 at 16:52

9 votes

3 answers

2k views

Can Mathematica calculate this elliptic, triple integral?

calculus-and-analysis numerical-integration special-functions

Akku14

15.1k

answered yesterday

9 votes

4 answers

702 views

Solving Burger's equation with NDSolve at large time

differential-equations equation-solving numerics finite-element-method

xzczd

51.3k

modified May 10 at 5:42

9 votes

4 answers

524 views

How can I use variables instead of slots in DeleteCases?

functions function-construction

Syed

14.2k

modified May 5 at 16:02

13 votes

4 answers

581 views

Monitoring Apply / @@@ over large lists

list-manipulation performance-tuning map monitoring

Michael E2

212k

answered May 11 at 0:35

10 votes

6 answers

186 views

Joining sublists of nested list based on sublist position

list-manipulation

user1066

10.2k

answered Apr 24 at 17:43

6 votes

5 answers

616 views

How to divide the second element of a list by a number

list-manipulation

Syed

14.2k

modified May 5 at 4:40

7 votes

5 answers

386 views

Smart way to remove rules from lists, leaving just values, specifically from FindMinimum output

list-manipulation replacement map rule coding-style

Michael E2

212k

modified Apr 29 at 18:35

4 votes

3 answers

675 views

Writing code for a diagram

plotting drawing

yarchik

15.7k

answered May 11 at 12:06

8 votes

3 answers

469 views

Condition number of a matrix

linear-algebra

Michael E2

212k

answered May 7 at 15:31

4 votes

4 answers

384 views

How to graph a solid common to multiple functions

graphics3d

Rohit Namjoshi

9,278

answered Apr 25 at 14:43

7 votes

3 answers

252 views

Removed all undefined from a list of rules

list-manipulation replacement pattern-matching

kglr

348k

answered Apr 25 at 3:32

2 votes

4 answers

148 views

Solving $0=-\lambda \phi (t)^3+\mu ^2 \phi (t)+\phi ''(t)$

differential-equations special-functions

Ulrich Neumann

36.3k

modified Apr 21 at 8:05

7 votes

3 answers

514 views

How to combine a 3D plot and a 2D density plot?

plotting

Anaya

93

modified May 6 at 11:59

13 votes

3 answers

639 views

Dimensionless units like Percent are not treated consistently by functions like Exp or Log. How can pitfalls be avoided?

units

Edmund

39.2k

modified Apr 27 at 15:32

3 votes

5 answers

209 views

Check how far positions in list to straight line

list-manipulation probability-or-statistics line

ubpdqn

55k

answered Apr 21 at 7:15

6 votes

3 answers

545 views

How can I quickly find the coordinates of key points? [closed]

graphs-and-networks mathematical-optimization

fcwyq

97

modified May 15 at 6:13

6 votes

4 answers

540 views

Finding words that start and end with same letter

pattern-matching string-manipulation

lericr

3,452

modified May 2 at 20:47

4 votes

3 answers

341 views

How can I get good fit for polar data

fitting

ubpdqn

55k

modified Apr 23 at 8:07

6 votes

3 answers

231 views

HoldForm is not working as I would expect

evaluation output-formatting hold display

Lukas Lang

23.2k

modified May 8 at 13:33

5 votes

4 answers

179 views

Find shortest distance between two functions [closed]

functions

MarcoB

58.2k

modified May 5 at 12:30

4 votes

3 answers

477 views

How to simplify function with Abs?

functions function-construction

Akku14

15.1k

modified May 2 at 13:54

5 votes

2 answers

456 views

How do you generate a random number with a pre-specified probability distribution?

probability-or-statistics random distributions

rhermans

28.6k

modified Apr 25 at 13:13

5 votes

3 answers

567 views

How to make a gif of a rotating 3D graph?

graphics3d

Nicholas G

1,393

answered May 6 at 0:45

9 votes

2 answers

261 views

Using circles with various radii and colors in ListPlot

plotting graphics color

kglr

348k

modified May 4 at 10:23

5 votes

4 answers

200 views

Replace list of list according to second list

list-manipulation replacement

Syed

14.2k

answered Apr 21 at 13:45

4 votes

2 answers

327 views

Maps between finite sets

list-manipulation map sets

Syed

14.2k

modified May 16 at 5:21

6 votes

3 answers

312 views

Neglecting higher order terms in a Lagrangian

equation-solving calculus-and-analysis series-expansion physics

Carl Woll

122k

modified Apr 25 at 22:27

3 votes

1 answer

1k views

Is there a faster way to solve this linear programming problem?

mathematical-optimization linear-algebra

Roman

35.5k

modified May 8 at 17:01

5 votes

4 answers

287 views

How can I efficiently define functions with different names but doing the same stuff?

function-construction programming evaluation functional-style coding-style

david

1,180

answered Apr 23 at 15:29

5 votes

4 answers

302 views

Calculate list of points inside a 3D region with specific spacing

regions

rowsi

250

modified May 13 at 20:06

11 votes

1 answer

234 views

Association vs Pair - Creation performance, Selection performance

list-manipulation functions performance-tuning function-construction filtering

Henrik Schumacher

94.6k

modified 2 days ago

6 votes

3 answers

329 views

I want to count number of points inside the given shape

regions random

ubpdqn

55k

answered Apr 22 at 8:46

3 votes

3 answers

214 views

Different evaluation control inside of `Integrate` than outside of it

evaluation hold

Michael E2

212k

modified May 8 at 22:48

3 votes

2 answers

232 views

Fast element extraction [closed]

list-manipulation

Syed

14.2k

answered May 9 at 15:03

2 votes

1 answer

354 views

Build a 3D heat map plot from 4D data

plotting

Bob Hanlon

119k

modified 1 hour ago

5 votes

4 answers

200 views

Solving equation over TruncatedDistribution (FindRoot)

equation-solving performance-tuning distributions

JimB

33.4k

answered May 9 at 20:47

3 votes

3 answers

198 views

Dropping list elements that are members of other lists [closed]

list-manipulation subset

Syed

14.2k

modified May 11 at 4:04

4 votes

2 answers

271 views

Sorting a list of "Low", "Medium", "High" into low, medium, high

list-manipulation sorting

user1066

10.2k

answered May 13 at 20:47

5 votes

1 answer

371 views

Fast double sum involving Kronecker symbol

performance-tuning summation

Henrik Schumacher

94.6k

modified May 15 at 13:14

4 votes

2 answers

131 views

How can I label different subcategories in different groups in BoxWhiskerChart?

labeling charts

J. M.'s slightly less busy♦

119k

modified 6 hours ago

1 vote

4 answers

345 views

Finding a closed-form solution or a better approximation to a function in Mathematica

simplifying-expressions approximation

Michael E2

212k

modified May 4 at 17:46

6 votes

2 answers

208 views

File Path name copy&paste- single/double backslash problem

front-end import string-manipulation files-and-directories clipboard

rnotlnglgq

1,463

modified May 12 at 8:02

4 votes

2 answers

205 views

Easiest way to obtain MeshRegion from CountryData

computational-geometry geographics

jose

5,505

answered May 1 at 22:23

3 votes

6 answers

411 views

Benchmarking Mathematica 13 across machines

system-performance version-13 benchmarking

cvgmt

30.1k

modified May 15 at 11:29

Top Questions

Looking for more? Browse the complete list of questions, or popular tags. Help us answer unanswered questions.