Tag: vector-calculus

39 How to make Jacobian automatically in Mathematica 2012-05-19T14:18:37.433

31 Finding unit tangent, normal, and binormal vectors for a given r(t) 2013-01-28T11:08:03.533

21 What is the definition of Curl in Mathematica? 2019-02-12T08:59:46.720

19 How do I plot the unit normal field for a surface? 2012-11-06T19:57:53.917

19 Is it possible to do vector calculus in Mathematica? 2013-02-14T11:08:54.840

16 How can I define or use a new coordinate system? 2015-02-24T19:25:28.157

15 How do I plot a proper streamline plot, including spacings and line endings? 2014-02-05T17:13:33.657

13 How to declare a 3D vector variable? 2013-05-24T19:25:55.143

12 Creating randomly oriented planes 2012-02-02T18:29:06.280

11 How to expand dot product by applying properties 2015-10-30T18:14:28.893

10 Why I get the "Set::write: "Tag Times in is Protected." error? 2012-10-10T19:29:55.080

10 Singularities using VectorPlot 2012-10-21T07:24:12.960

10 Dipolar magnetic field lines inside a cylinder 2015-08-03T14:43:34.720

9 Symbolically evaluating gradients/Hessians 2017-04-16T04:06:01.700

9 Creating random configurations of spherocylinders or cylinders 2017-11-08T17:03:35.963

9 matrix calculus with types (similar to matrixcalculus.org) 2018-04-27T00:08:32.117

9 Einstein summation convention for symbolic vector calculus 2019-02-14T14:41:37.560

8 Visualizing the Lagrange Multiplier Solution 2015-08-10T18:29:45.447

8 Line Integral Difficulty 2015-11-15T07:13:59.577

8 Confused about the solution obtained from vector linearization 2018-08-06T20:18:29.120

8 How is Grad defined for array particularly in non-Cartesian coordinates? 2020-07-07T07:48:54.147

7 Smoothing/Averaging 2D Vector Fields 2013-04-26T13:57:46.217

7 Plotting a parametrically defined vector field 2016-04-21T23:08:14.510

7 Why $u\cdot \operatorname{grad}(u)$ is not equal to $\operatorname{div}(u u)$? 2017-10-26T13:17:58.413

7 Finding surface normal for 3D region at a specific point 2017-12-31T00:47:09.130

6 How to change coordinates of a differential operator? 2012-11-09T22:31:23.860

6 Working with abstract vectors 2014-06-06T20:38:17.450

6 Comparing unit normal definition in calculus with FrenetSerretSystem 2015-10-03T17:09:45.560

6 How do I verify a vector identity using Mathematica? 2018-10-28T18:34:50.167

5 Lie-Bracket of two vector fields 2012-11-26T17:21:02.013

5 Plotting a complicated vector field 2012-11-27T08:44:29.387

5 Integration over a convex combination of a region: $\int_{\Omega} (w_1 z_1 + w_2 z_2)^{1-\sigma} d (z_1, z_2)$ where $\Omega = \{ z_1 + z_2 = 1\}$ 2013-10-09T17:07:44.897

5 Extrema of a function of three variables 2015-08-05T05:53:13.977

5 Finding the attractors of the vector field constructed as the gradient of an interpolated 3D scalar field 2015-09-14T16:44:09.917

5 Finding vector of same direction with smallest integer coordinates 2015-12-08T11:25:56.523

5 How to verify the convexity of a function? 2016-09-05T22:38:22.877

5 How to extend a root finding method from 1D to multi dimensions 2017-01-15T17:26:13.520

5 Is there a way to add my own coordinate chart? 2018-05-24T06:56:24.090

5 Explicitly construct tensor quantities with given symmetries 2018-11-03T22:37:39.023

5 Vector calculus integration identity problem 2019-04-01T01:15:47.927

5 How do I get actual values from a Jacobian matrix? 2019-11-14T21:02:32.733

4 Finding a vector field from a set of points 2012-04-18T06:44:27.893

4 Checking if an expression is equal to zero 2013-05-03T19:38:40.903

4 Bad numerical approximations 2014-08-24T21:13:52.183

4 Complex boundary conditions and NDEigensystem 2015-11-25T06:30:04.667

4 Integrating a gradient and matching terms automatically 2016-03-13T21:11:39.457

4 Is there a 3D version of ListStreamPlot[] (analogous to ListVectorPlot3D[]) 2016-04-14T23:25:33.083

4 Using Vector Operations In Mathematica 2016-06-08T17:47:31.667

4 Defining a vector function in terms of the unit vectors $\bf{i}$, $\bf{j}$, $\bf{k}$ 2017-02-20T22:37:40.917

4 How to calculate the surface integral of a vector field 2017-04-18T20:55:43.763

4 Symbolic representation of vector function 2018-01-23T13:59:07.197

4 Manipulations with tensors that keep so(3,1) symmetry manifest 2018-10-14T20:18:04.610

4 Summation of Kronecker deltas should give the dimension 2018-11-01T00:47:59.777

4 Help on center of mass code 2021-01-06T04:57:45.460

3 How to substitute numeric values in a symbolic Jacobian matrix? 2012-06-14T17:07:25.230

3 How do you show a cone inside of a sphere? 2012-12-06T03:43:37.947

3 Extending D for four-derivatives 2013-02-28T01:50:41.820

3 Why are these flow lines cut short? 2013-03-27T14:20:21.927

3 CoordinateTransform from Cartesian to Spherical 2013-05-02T15:54:18.420

3 Normal and Tangent of Acceleration in 3D 2013-06-23T21:13:48.080

3 Plot a function based on Derivative - Gradient field 2014-05-22T23:36:46.540

3 Hypergeometric function with a matrix argument 2014-08-27T17:08:14.817

3 How to simplify an expression using a differential equation as an assumption? 2014-10-07T01:16:36.657

3 Inverse gradient operator 2015-01-16T03:30:41.987

3 StreamPlot of a square-root - Issue 2015-02-04T17:39:40.497

3 compute the gradient in high dimension 2015-04-17T10:44:37.577

3 How to obtain the gradient of a function as a function? 2015-12-26T03:24:07.763

3 Angle between two vectors in spherical coordinates 2016-01-29T23:06:31.380

3 Errors Solving Elliptic PDES with FEM 2016-02-28T22:47:16.920

3 Solving vector differential equation 2016-11-29T15:54:19.133

3 How to visualize the vorticity of a 3D velocity field? 2017-02-03T20:02:39.507

3 Get the vector Norm without absolute values? 2017-04-16T19:32:47.823

3 How to invoke JacobianDeterminant in MMA >9.0? 2017-05-25T10:37:00.137

3 Finding possible lattice planes of a crystal structure 2017-06-21T14:05:58.423

3 SphericalPlot3D of an OblateSpheroid via coordinate transformation 2017-06-30T06:20:52.997

3 How to plot a vector field on a circle? 2017-09-21T01:40:59.683

3 How does one plot a three-dimensional electric field in spherical coordinates? 2018-02-11T16:13:47.233

3 How to get a list of 3D coordinates using point and rotation 2018-02-21T19:37:41.783

3 How to solve equations combined with vector variables with unknown length 2018-06-01T04:42:42.963

3 Why is TensorExpand so slow for vector operations? 2018-08-28T01:02:26.367

3 Plot a level curve and its gradient 2018-09-28T13:25:00.867

3 Where to find order of arguments for default functions 2019-03-28T20:52:13.793

3 Does Laplacian use first argument "theta" for polar angle or azimuthal angle? 2019-05-08T03:27:16.660

3 Reconstructing a function from its gradients 2019-07-30T16:06:13.790

3 Solve the vector-matrix equation. Minimize the length of the desired n-dimensional vector 2019-10-12T04:23:09.690

3 RecurrenceTable: numercial exception 2019-10-23T13:15:29.133

3 Computing the intersection area of two disks in 3D 2019-11-25T12:40:29.297

3 How can I use a unit vector notation found in physic texts? 2019-12-17T04:38:56.290

3 Efficiently finding spheres furthers apart along and perpendicular to a given direction 2020-02-26T17:19:19.923

3 Plotting a corrugated ribbon on a 3D Plot 2020-10-16T15:30:40.883

3 Issue with the Laplacian in Cylindrical Coordinates 2020-12-09T16:17:07.570

3 Parametric Surface Integral Boundary Code? 2021-01-09T23:42:02.603

2 Laplacian or Grad of an InterpolatingFunction 2012-06-19T14:12:53.690

2 Vector Analysis: Why are the Grad, Laplacian and Div being evaluated to zero 2012-10-16T20:22:19.347

2 Derivatives of list elements 2013-04-29T19:21:27.853

2 Draw Vector Tangent to Point on Parameterized Curve 2013-08-27T23:42:43.230

2 Blank VectorPlot 2013-09-05T15:59:28.157

2 Rotating a set of 3D points against an arbitrary axis 2013-11-27T00:35:07.133

2 how to extract a matrix and a vector from a vector 2014-08-01T16:25:54.457