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Mathematica creating an ellipse

QUESTION FROM: Radek Drozd | 11 years ago BY: Radek Drozd
Geometry , Mathematica , Mathematics , Wolfram Language
62
REPLIES
28.4K
VIEWS

Sum positive elements of a list efficiently?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Computer-Based Maths , Education , Mathematics , Wolfram Language
48
REPLIES
15.5K
VIEWS

Solve and NSolve not working well with Quantity and Units?

QUESTION FROM: Francis Bush | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
44
REPLIES
17.7K
VIEWS

How do I simulate with three dependent differential equations in Mathematica

QUESTION FROM: Scott Klakamp | 1 year ago BY: Scott Klakamp
Biological Sciences , Calculus , Mathematics , Wolfram Language
42
REPLIES
5.5K
VIEWS

Invert a 2x2 matrix with 2x2 matrix elements?

QUESTION FROM: stan gianzero | 6 years ago BY: stan gianzero
Algebra , Mathematics , Wolfram Language
39
REPLIES
21.4K
VIEWS

Imperfect Bose gas nonlinear Schroedinger type ODE numerical solution

QUESTION FROM: Mattia Udina | 10 years ago BY: Michael Trott
Calculus , Mathematics , Numerical Computation , Physics , ...
37
REPLIES
17.9K
VIEWS

Factorial equations issues

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Equation Solving , Mathematics , Wolfram Language
35
REPLIES
14.1K
VIEWS

Multiplying 4x4 matrices with complicated elements - taking long time

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Equation Solving , High-Performance Computing , Optimization , ...
35
REPLIES
15.5K
VIEWS

Maximize a function with multinomial conditions?

QUESTION FROM: Alex Graham | 6 years ago BY: Frank Kampas
Optimization , Mathematics , Wolfram Language
34
REPLIES
11.5K
VIEWS

How to force Mathematica calculations in Reals domain only ?

QUESTION FROM: Stefano Bertolucci | 10 years ago BY: EDITORIAL BOARD
Mathematica , Mathematics , Wolfram Language
34
REPLIES
47.8K
VIEWS

Improve neural network performance with Mathematica 11.3 ?

QUESTION FROM: David Proffer | 7 years ago BY: Conrad Taylor
Computer Science , Data Science , External Programs and Systems , ...
30
REPLIES
31K
VIEWS

Solve an non-homogeneous system of equations mod Z (integers)

QUESTION FROM: Hongyi Zhao | 1 year ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
29
REPLIES
9K
VIEWS

Why doesn't RegionPlot plot the region?

QUESTION FROM: Jay Gourley | 4 years ago BY: Martijn Froeling
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
29
REPLIES
14.7K
VIEWS

Runge Kutta method for a system

QUESTION FROM: Vedat Erturk | 4 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Wolfram Language
28
REPLIES
7.5K
VIEWS

Nested For loop to plot multiple plots on a single graph

QUESTION FROM: Abiy Zeleke | 5 years ago BY: Abiy Zeleke
Equation Solving , Graphics and Visualization , Mathematics , ...
27
REPLIES
10.4K
VIEWS

Recursive law to calculate derivatives of Spherical Harmonics

QUESTION FROM: Shimon Rubin | 10 years ago BY: Shimon Rubin
Mathematics
27
REPLIES
14.2K
VIEWS

Place an equation on a Plot?

QUESTION FROM: Peter Munro | 8 years ago BY: Neil Singer
Graphics and Visualization , Mathematics , Wolfram Language
26
REPLIES
24.3K
VIEWS

How to build a loop for a convergence (centroid calculation)

QUESTION FROM: Antonio de Oliveira | 9 years ago BY: David Keith
Astronomy , Image Processing , Mathematics , Optics , Wolfram Language
26
REPLIES
16.1K
VIEWS

Fit ellipse to a cloud of points

QUESTION FROM: Radek Drozd | 11 years ago BY: Radek Drozd
Geometry , Graphics and Visualization , Mathematica , Optimization , ...
26
REPLIES
13.1K
VIEWS

Solve analytically the following partial differential equations (PDE's)?

QUESTION FROM: Mirza Farrukh Baig | 1 year ago BY: Tom Water
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
25
REPLIES
22.4K
VIEWS
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