User larry

0 votes

1 answer

2k views

plot a surface using plot3d etc within a sphere

asked Jan 16, 2017 at 21:34

6 votes

0 answers

1k views

Is it possible to simplify an expression in vector form, which involves crossproduct and dot product?

asked Oct 21, 2015 at 20:45

10 votes

3 answers

1k views

Plotting triple data points while xy data are not regular

asked Sep 21, 2014 at 2:15

3 votes

1 answer

1k views

getting the coordinates of the boundary of a 3d region

asked Mar 6, 2017 at 17:11

7 votes

2 answers

782 views

ContourPlot3d quality very poor

asked Jan 16, 2017 at 20:39

0 votes

1 answer

626 views

ParametricPlot3D etc. with parameters satisfying an implicit relation

asked Apr 20, 2016 at 21:06

0 votes

2 answers

577 views

NSolve does not calculate, just copies the input [duplicate]

asked Feb 8, 2017 at 21:37

1 vote

2 answers

477 views

fail to export the 3d figures in eps form correctly in the 10.4.1.0 version

asked Jun 7, 2016 at 20:24

1 vote

1 answer

365 views

Need help on simplifying the integral of a square root of a polynomial

asked Jun 8, 2016 at 19:54

1 vote

1 answer

354 views

Nsolve gives solutions with a small complex part which can't be eliminated by chop command

asked Feb 7, 2017 at 23:04

4 votes

1 answer

329 views

specify the same viewpoint for different figures

asked Mar 7, 2017 at 20:54

4 votes

1 answer

297 views

Plot a revolution surface, with two cross sections to show its shape

asked Mar 29, 2016 at 16:57

0 votes

1 answer

204 views

a puzzling thing happened to a simple problem on the rotation matrix

asked Jan 31, 2017 at 20:39

1 vote

2 answers

188 views

Extract different part of a polynomial with square root $a(x)+b(x)\sqrt{c(x)}$

asked Dec 4, 2019 at 18:43

3 votes

1 answer

184 views

any way to stop all the following evaluations?

asked Dec 13, 2019 at 12:48

1 vote

2 answers

167 views

how to get rid of the denominator in the squareroot, that appears in the denominator?

asked Dec 17, 2019 at 16:12

2 votes

1 answer

163 views

to control the existence and distribution of meshes along x y z separately in ParametricPlot3D or SphericalPlot3D

asked May 10, 2016 at 15:10

2 votes

2 answers

141 views

How to split many controls in Manipulate into multiple columns (saw some potential bugs)

asked Oct 2, 2021 at 8:59

2 votes

3 answers

127 views

How can I substitute $s_x$ for Sin[x] in output to make an expression compact

asked Apr 21, 2017 at 21:36

0 votes

1 answer

109 views

How to factor a quartic equation whose coefficient has unknown parameters?

asked Aug 23 at 9:19

2 votes

1 answer

106 views

Is it possible to view a notebook note in mind-map form?

asked Oct 10, 2022 at 12:56

0 votes

2 answers

99 views

How to get the normal vector of a planar curve pointing "outside" (its circle of curvature)?

asked Feb 12 at 15:07

1 vote

0 answers

97 views

Region traced by the endpoints of all vectors given by a parametric expression [closed]

asked May 10, 2016 at 1:10

0 votes

0 answers

90 views

to reduce the unknowns of a set of equations with several symbolic coefficients, e.g. using the GroebnerBasis

asked Aug 15, 2017 at 22:43

1 vote

0 answers

82 views

How to draw sketches of objects using lines (curves) only

asked Dec 10, 2019 at 14:46

1 vote

0 answers

70 views

fail to export to eps or pdf in vector form in 11.0 version [duplicate]

asked Mar 7, 2017 at 21:05

0 votes

1 answer

61 views

any way to store the values of the controls of a Manipulate so that one can reuse them in the future excutions

asked Oct 16, 2021 at 4:28

2 votes

1 answer

54 views

how to display Sin[Subscript[\alpha,i]/2] as $s_{\bar{\alpha}_i}$ using e.g., Makeboxes?

asked Dec 7, 2019 at 13:57

0 votes

1 answer

49 views

find the planar curve that passes two given points, whose tangent directions at these two points are also given

asked Jun 18, 2020 at 18:24

0 votes

0 answers

44 views

how to use subscripted variable such as a_i as the control of Manipulate?

asked Jun 18 at 8:29

Stack Exchange Network

32 Questions

plot a surface using plot3d etc within a sphere

Is it possible to simplify an expression in vector form, which involves crossproduct and dot product?

Plotting triple data points while xy data are not regular

getting the coordinates of the boundary of a 3d region

ContourPlot3d quality very poor

ParametricPlot3D etc. with parameters satisfying an implicit relation

NSolve does not calculate, just copies the input [duplicate]

fail to export the 3d figures in eps form correctly in the 10.4.1.0 version

Need help on simplifying the integral of a square root of a polynomial

Nsolve gives solutions with a small complex part which can't be eliminated by chop command

specify the same viewpoint for different figures

Plot a revolution surface, with two cross sections to show its shape

a puzzling thing happened to a simple problem on the rotation matrix

Extract different part of a polynomial with square root $a(x)+b(x)\sqrt{c(x)}$

any way to stop all the following evaluations?

how to get rid of the denominator in the squareroot, that appears in the denominator?

to control the existence and distribution of meshes along x y z separately in ParametricPlot3D or SphericalPlot3D

How to split many controls in Manipulate into multiple columns (saw some potential bugs)

How can I substitute $s_x$ for Sin[x] in output to make an expression compact

How to factor a quartic equation whose coefficient has unknown parameters?

Is it possible to view a notebook note in mind-map form?

How to get the normal vector of a planar curve pointing "outside" (its circle of curvature)?

Region traced by the endpoints of all vectors given by a parametric expression [closed]

to reduce the unknowns of a set of equations with several symbolic coefficients, e.g. using the GroebnerBasis

How to draw sketches of objects using lines (curves) only

fail to export to eps or pdf in vector form in 11.0 version [duplicate]

any way to store the values of the controls of a Manipulate so that one can reuse them in the future excutions

how to display Sin[Subscript[\alpha,i]/2] as $s_{\bar{\alpha}_i}$ using e.g., Makeboxes?

find the planar curve that passes two given points, whose tangent directions at these two points are also given

how to use subscripted variable such as a_i as the control of Manipulate?