User sjdh - Mathematica Stack Exchange

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	1,428 reputation	bio	website		visits	member for	1 year, 3 months
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27

30

votes

6

answers

4

kviews

Elegant operations on matrix rows and columns

list-manipulation matrix

jun 22 '12 at 10:05 J. M.♦ 27.6k

4

13

votes

3

answers

2

kviews

adding labels to points in ListPlot

plotting

jan 4 at 1:53 m_goldberg 4,804

3

13

votes

4

answers

2

kviews

How to add a vertical line to a plot

plotting

jun 30 at 20:18 Andrew 2,022

1

vote

3

answers

1

kviews

Delete duplicate elements from a list

list-manipulation

jan 11 at 21:32 rm -rf♦ 42k

1

13

votes

6

answers

965

views

Visualize Pascal's triangle and other triangle shaped lists

graphics

apr 15 at 17:38 J. M.♦ 27.6k

6

votes

6

answers

708

views

extract values from replacement list

list-manipulation

mar 20 '12 at 14:51 rcollyer 11.6k

6

12

votes

5

answers

704

views

Distance between point and line segments

graphics geometry

apr 15 at 20:01 BoLe 2,016

13

25

votes

4

answers

661

views

Partitioning with varying partition size

list-manipulation

may 14 at 13:03 Simon Woods 18.9k

4

11

votes

2

answers

621

views

How to show values of points on surface plotted with ContourPlot3D

plotting

mar 19 '12 at 12:55 Szabolcs 34.5k

4

14

votes

6

answers

571

views

Using patterns in pure functions

pattern-matching function-construction

mar 21 '12 at 18:47 rm -rf♦ 42k

2

11

votes

5

answers

520

views

From a list to a list of rules

list-manipulation

oct 26 at 21:11 Murta 4,462

6

votes

1

answer

465

views

Extracting coefficients from a partial differential equation

pattern-matching differential-equations

feb 23 '12 at 14:03 Pillsy 3,107

5

votes

3

answers

346

views

Ways to compute inner products of tensors

list-manipulation tensor summation

jan 15 at 12:36 sjdh 1,428

2

3

votes

1

answer

304

views

TensorContract of inverse matrix

matrix linear-algebra tensor

mar 1 at 22:26 rm -rf♦ 42k

2

7

votes

2

answers

271

views

find subsequences of constant increase

list-manipulation programming algorithm

aug 21 at 12:05 sjdh 1,428

2

6

votes

4

answers

236

views

permutation as product of transpositions

combinatorics

sep 22 at 15:33 sjdh 1,428

1

8

votes

7

answers

218

views

Indexed replacement

replacement

sep 25 at 6:53 Yves Klett 5,726

6

votes

2

answers

213

views

Rule for orderless function Times

pattern-matching

mar 22 at 13:41 sjdh 1,428

1

3

votes

1

answer

207

views

Change elements on different positions within a list

list-manipulation formatting

jul 2 at 10:33 István Zachar 14k

2

10

votes

4

answers

204

views

How to match expressions with a repeating pattern

pattern-matching

sep 24 at 23:44 Mr.Wizard♦ 60.6k

1

4

votes

2

answers

180

views

Close subgroup of cells and keep them closed

front-end

mar 20 '12 at 16:56 Mr.Wizard♦ 60.6k

1

6

votes

2

answers

172

views

Visualize the output of Trace in a tree structure

graphs-and-networks

may 11 '12 at 21:34 Mr.Wizard♦ 60.6k

1

4

votes

3

answers

171

views

position of sequence of elements in list [duplicate]

list-manipulation pattern-matching

jul 31 at 19:50 Lou 1,062

6

votes

2

answers

166

views

Truncate TreeForm to show only the top

graphs-and-networks visualization trees

may 28 '12 at 8:31 Szabolcs 34.5k

1

2

votes

2

answers

162

views

Create a planar graph from a set of random points

graphs-and-networks computational-geometry

apr 26 at 5:17 J. M.♦ 27.6k

3

votes

2

answers

159

views

How to plot a parametric region representing a coordinate transformation

plotting

mar 28 at 16:33 chris 5,299

1

6

votes

4

answers

135

views

How to collect terms with positive powers in polynomial

pattern-matching polynomials

apr 12 at 6:37 Spawn1701D 1,353

2

4

votes

2

answers

129

views

How to replace a variable that was assigned a value before

assignment rule

may 22 at 11:49 Mr.Wizard♦ 60.6k

1

0

votes

2

answers

122

views

Find white regions in image

image-processing

apr 11 at 6:13 sjdh 1,428

0

votes

1

answer

118

views

simplification rule with symmetry

replacement

jan 29 at 21:10 Michael E2 9,152

sjdh

35 Questions