Hottest Questions This Month

11

votes

7

answers

1k

views

Find if there are consecutive 1s in a binary representation of a number

modified yesterday vi pa 292

9

votes

5

answers

558

views

Why does NMaximize miss this global maximum?

numerics mathematical-optimization

modified May 27 at 12:56 OkkesDulgerci 8,769

12

votes

2

answers

2k

views

Can someone boost even more my code?

matrix performance-tuning

modified May 29 at 17:50 Henrik Schumacher 80.9k

26

votes

2

answers

327

views

What causes Module variables to leak?

scoping

modified May 12 at 19:50 Leonid Shifrin 104k

7

votes

5

answers

678

views

How can I write Mathematica code for this continued fraction with alternating terms?

continued-fractions

modified May 18 at 1:51 J. M.'s technical difficulties♦ 111k

7

votes

5

answers

262

views

Rewriting partitions using exponents

output-formatting combinatorics partitions

answered Jun 1 at 13:14 Somos 3,213

5

votes

2

answers

732

views

Bug in Integrate?

calculus-and-analysis numerical-integration warning-messages convergence

modified May 19 at 11:17 J. M.'s technical difficulties♦ 111k

13

votes

2

answers

538

views

Looping through all functions defined in Mathematica

special-functions built-in-symbols

answered May 10 at 6:14 kglr 264k

18

votes

2

answers

227

views

Is mathematica adequately improving?

system language-design

modified May 21 at 12:02 Nasser 86.5k

7

votes

3

answers

430

views

Non uniform Riffle of two lists

list-manipulation

modified May 14 at 9:18 chris 19.1k

8

votes

3

answers

751

views

How can I replicate the pseudo-3D style of this excel plot?

plotting style

answered yesterday chuy 9,923

9

votes

3

answers

258

views

How to determine if a point is within a concave 3D polyhedron?

graphics3d regions mesh

answered 1 hour ago Daniel Lichtblau 50.5k

6

votes

4

answers

169

views

Shifting and adding the columns of two lists

list-manipulation

modified May 28 at 5:13 kglr 264k

5

votes

2

answers

406

views

huge difference in memory usage

performance-tuning summation memory

modified May 27 at 8:05 Henrik Schumacher 80.9k

8

votes

3

answers

625

views

How can I replace a set of Nested For Loops with a Functional Code Alternative?

performance-tuning functional-style procedural-programming

modified Jun 2 at 2:08 xzczd 39.1k

7

votes

4

answers

221

views

Multiply each element of second position of two list

list-manipulation

modified May 25 at 12:14 user1066 7,853

10

votes

4

answers

547

views

Area/Volume of a 2D/3D object as it is filled up with water

graphics regions mesh fluid-dynamics

answered May 29 at 14:13 flinty 2,051

5

votes

7

answers

258

views

Reordering a list

list-manipulation

answered May 15 at 20:16 CA Trevillian 1,890

4

votes

4

answers

193

views

How to efficiently transform a list of with entries of form {row_name, column_name, value} to a 2x2 table with the values?

list-manipulation filtering

modified May 20 at 17:11 CA Trevillian 1,890

5

votes

3

answers

194

views

Obtain subimages from a binary image with specified neighbourhood

image-processing array

modified May 13 at 19:37 bill s 60.4k

6

votes

3

answers

300

views

Red plot background for negative sign

plotting color

modified May 16 at 5:13 kglr 264k

7

votes

4

answers

383

views

Find smallest distance from a point to a Bézier curve

splines distance geometric-computation

modified May 23 at 20:23 flinty 2,051

7

votes

3

answers

179

views

What is the difference between a variable and a “slot variable”?

function-construction slot

answered Jun 1 at 13:07 Albert Retey 21.8k

5

votes

3

answers

293

views

DSolve fails to handle summation involving DiracDelta

differential-equations bugs symbolic summation generalized-function

modified May 14 at 6:42 xzczd 39.1k

6

votes

3

answers

186

views

replacing a sub-partition (unordered list; multiset)

list-manipulation replacement pattern-matching

modified May 25 at 18:12 user1066 7,853

3

votes

3

answers

306

views

How can I compute Erf of large numbers to more precision?

numerics special-functions machine-precision

modified Jun 3 at 20:19 MarcoB 47.4k

4

votes

4

answers

144

views

Riffle plus Append to ListPlot data of different lengths

plotting list-manipulation

modified May 9 at 17:33 kglr 264k

6

votes

3

answers

304

views

Wrong solution from multi materials FEM NDSolve

differential-equations finite-element-method heat-transfer-equation

modified Jun 3 at 11:19 Please Correct GrammarMistakes 3,691

14

votes

1

answer

298

views

Change colours of Code

front-end color customization

modified May 28 at 13:03 Albercoc 316

3

votes

4

answers

180

views

Applying a multivariate function to lists [closed]

list-manipulation functions

answered May 22 at 18:08 Rohit Namjoshi 5,980

4

votes

4

answers

140

views

Dropping some row from a Table with If condition

list-manipulation conditional

modified 12 hours ago user1066 7,853

7

votes

3

answers

210

views

Why AssociateTo does not work when Association is inside a list?

list-manipulation associations

answered 2 days ago Michael E2 173k

5

votes

3

answers

226

views

Replacing all subsequences in a list

pattern-matching

modified May 19 at 15:48 Titus 1,228

5

votes

3

answers

121

views

How do I plot a series of disks in the center of each hexagon?

graphics

modified 6 hours ago kglr 264k

5

votes

4

answers

91

views

How to map two matrix by each element and perform simple mathematical operation by each row?

list-manipulation

answered May 15 at 3:06 WReach 60.4k

6

votes

2

answers

144

views

How do I flatten sublists while maintaining a separation between preexisting sublists?

list-manipulation

answered Jun 2 at 4:44 WReach 60.4k

5

votes

2

answers

143

views

Any way to draw a curve by hand and use the data and fit a function on data?

fitting

modified May 17 at 0:07 Nasser 86.5k

11

votes

2

answers

301

views

Rescaling data to make a “continuous” function

interpolation data

modified May 26 at 8:30 ChaSta 749

3

votes

3

answers

141

views

On correct use of Limit for multivariable function [closed]

calculus-and-analysis

answered Jun 1 at 11:32 yarchik 8,698

10

votes

1

answer

217

views

How to clear all definitions matching f[1, …] but not f[2, …]?

pattern-matching variable-definitions clear

answered May 16 at 19:36 Simon Woods 80k

5

votes

3

answers

163

views

Problem with making torus graph in Graph3D by identifying edge of a square graph

graphs-and-networks

answered May 15 at 4:18 halmir 12k

9

votes

3

answers

197

views

Multiplying two complex SparseArray objects, yielding empty SparseArray crashes kernel

matrix bugs complex sparse-arrays crash

modified May 28 at 15:13 bRost03 734

6

votes

1

answer

196

views

Help me solve for the equations of motion for a double spherical pendulum

differential-equations physics

modified May 15 at 5:08 J. M.'s technical difficulties♦ 111k

6

votes

2

answers

192

views

How do I rotate labels in a plot?

plotting labeling

answered May 26 at 15:56 Mr.Wizard♦ 254k

5

votes

2

answers

223

views

Nesting of a sequence of functions

functions function-construction

modified May 15 at 12:23 kglr 264k

3

votes

2

answers

219

views

What is the best way to parse differential equations and boundary conditions to a custom function?

differential-equations parsing discretization

modified May 15 at 3:52 Michael E2 173k

5

votes

2

answers

166

views

Evaluate integrals with parameters

calculus-and-analysis symbolic special-functions

modified May 18 at 19:21 Artes 49.5k

3

votes

3

answers

125

views

Why does the Mathematica give different numerical results?

numerics arithmetic

modified May 14 at 5:10 Please Correct GrammarMistakes 3,691

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