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Calculate scalar H number divided by N vector?

QUESTION FROM: Meryem Aslı | 5 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics , ...
17
REPLIES
9.5K
VIEWS

[?] Create a list of different functions with different variables?

QUESTION FROM: Sami Suwailem | 5 years ago BY: Sami Suwailem
Economics , Mathematics , Symbolic Computations , Wolfram Language
17
REPLIES
7.7K
VIEWS

Applying Norm[ ] to the trig identity Sin^2 + Cos^2 = 1?

QUESTION FROM: Mitchell Sandlin | 6 years ago BY: do chris
Mathematics , Symbolic Computations , Wolfram Language
17
REPLIES
29.6K
VIEWS

Inconsistency in evaluating a definite integral?

CONTRIBUTED BY: Joel Storch | 6 years ago BY: Bernd Günther
Calculus , Mathematics , Symbolic Computations , Wolfram Language
17
REPLIES
11.3K
VIEWS

Faster ways to solve symmetric top problem?

QUESTION FROM: Ox Clouding | 7 years ago BY: Ox Clouding
Calculus , Equation Solving , Mathematics , Modeling , ...
17
REPLIES
13.3K
VIEWS

Obtain the field intensity at a certain position of a maser interferometer?

QUESTION FROM: samira kettih | 7 years ago BY: Alexander Trounev
Graphics and Visualization , Mathematics , Numerical Computation , ...
17
REPLIES
6.3K
VIEWS

Solve a fraction when the denominator approaches zero?

QUESTION FROM: Luther Nayhm | 8 years ago BY: Anonymous User
Equation Solving , Mathematics , Wolfram Language
17
REPLIES
9.5K
VIEWS

Sort pairs that add up to a perfect square?

QUESTION FROM: Ashley Louk | 9 years ago BY: Sander Huisman
Discrete Mathematics , Mathematics , Symbolic Computations , ...
17
REPLIES
12.2K
VIEWS

Inverse Of Gamma Function?

QUESTION FROM: Mohamad Fard | 9 years ago BY: T.A. H.
Graphics and Visualization , Mathematics , Wolfram|Alpha , ...
17
REPLIES
18.2K
VIEWS

Create a function that replicates this series?

QUESTION FROM: Lea Rebanks | 9 years ago BY: Lea Rebanks
Equation Solving , Mathematics , Wolfram Language
17
REPLIES
12K
VIEWS

Wavelet-Based Peak Detection

CONTRIBUTED BY: Christopher Wolfram | 9 years ago BY: Nathan Imig
Data Science , Mathematica , Mathematics , Signal Processing , ...
17
REPLIES
31.9K
VIEWS

Calculate this limit with Wolfram|Alpha?

QUESTION FROM: Dvora Peretz | 9 years ago BY: Dvora Peretz
Mathematics , Wolfram|Alpha , Wolfram Language
17
REPLIES
11.9K
VIEWS

Construct a function from "Fourier" - data

QUESTION FROM: Hans Dolhaine | 10 years ago BY: Daniel Lichtblau
Mathematics , Signal Processing , Wolfram Language
17
REPLIES
19.1K
VIEWS

Having problems interpreting a Reduce answer can any one help

QUESTION FROM: Zachary Nichols | 10 years ago BY: Frank Kampas
Calculus , Mathematics , Physics , Wolfram Language
17
REPLIES
6.6K
VIEWS

Why doesn't Wolfram compute Ceiling[x] = 1 + Floor[x]?

QUESTION FROM: Sasha Mandra | 4 months ago BY: Michael Rogers
Algebra , Mathematics , Wolfram Language
16
REPLIES
1.8K
VIEWS

Traditional division of integers with remainder in Wolfram

QUESTION FROM: Sasha Mandra | 4 months ago BY: Eric Rimbey
Mathematics , Wolfram Language
16
REPLIES
1.5K
VIEWS

Fractal art: custom Mandelbrot set functions

CONTRIBUTED BY: Mark Greenberg | 10 months ago BY: Mark Greenberg
Staff Picks , Graphics and Visualization , Image Processing , ...
16
REPLIES
18.1K
VIEWS

[CALL] for challenging univariate symbolic integrals

CONTRIBUTED BY: Oleg Marichev | 2 years ago BY: Michal Kvasnicka
Calculus , Challenges , Mathematics , Symbolic Computations , ...
16
REPLIES
9.6K
VIEWS

Write a ResourceFunction to improve LogitModelFit or get Wolfram to fix it?

QUESTION FROM: Seth Chandler | 3 years ago BY: Jim Baldwin
Machine Learning , Mathematica , Mathematics , ...
16
REPLIES
14.2K
VIEWS

Perfect and almost perfect rings (chains) of 4-antiprisms

CONTRIBUTED BY: Ed Pegg | 3 years ago BY: William R. Somsky
Staff Picks , Geometry , Graphics and Visualization , Mathematics , ...
16
REPLIES
16.6K
VIEWS

Solving equation system with quadratic terms

QUESTION FROM: Maximilian Ulbrich | 5 years ago BY: Maximilian Ulbrich
Algebra , Equation Solving , Mathematics , Wolfram Language
16
REPLIES
8.2K
VIEWS

Wave Equation resolution with control

QUESTION FROM: Lina Lili | 5 years ago BY: Mariusz Iwaniuk
Control Systems , Equation Solving , Mathematica , Mathematics , ...
16
REPLIES
9.2K
VIEWS

Find better representations for binary variables optimization?

QUESTION FROM: Wael Al Hajailan | 6 years ago BY: Anonymous User
Optimization , Mathematics , Symbolic Computations , Wolfram Language
16
REPLIES
9K
VIEWS

Extending FindRoot

CONTRIBUTED BY: Thales Fernandes | 6 years ago BY: Erik Mahieu
Staff Picks , Equation Solving , Graphics and Visualization , ...
16
REPLIES
27K
VIEWS

Accurately calculate tick tock period of mechanical watches?

QUESTION FROM: Mor Bo | 6 years ago BY: Mor Bo
Audio, Sound and Music , Engineering , Graphics and Visualization , ...
16
REPLIES
17.4K
VIEWS

Solve the following delay differential equations?

QUESTION FROM: Rachele Allena | 7 years ago BY: Rachele Allena
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
16
REPLIES
6.2K
VIEWS

Randomness of the number C[10]!, a candidate for replace Pi (random basis)

CONTRIBUTED BY: Claudio Chaib | 7 years ago BY: Claudio Chaib
Algebra , Data Science , Graphics and Visualization , Mathematics , ...
16
REPLIES
11.3K
VIEWS

Use the LevenbergMarquardt method with FindFit?

QUESTION FROM: pantelidis | 7 years ago BY: pantelidis
Optimization , Mathematics , Physics , Wolfram Language
16
REPLIES
7.6K
VIEWS

[?] Plot in 3D a X-zylo ?

QUESTION FROM: Donghwan Roh | 8 years ago BY: Donghwan Roh
3D Printing , Graphics and Visualization , Mathematics , ...
16
REPLIES
12.9K
VIEWS

[?] Simplify the following expression until "s" is gone?

QUESTION FROM: Zhehao Zhang | 8 years ago BY: EDITORIAL BOARD
Algebra , Mathematics , Symbolic Computations , Wolfram Language
16
REPLIES
9K
VIEWS

Invert a function with Wolfram|Alpha?

QUESTION FROM: 12D S?n?f? | 9 years ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram|Alpha
16
REPLIES
14.1K
VIEWS

Numerical partial derivative of a function?

QUESTION FROM: Iuval Clejan | 9 years ago BY: Iuval Clejan
Calculus , Mathematics , Numerical Computation , Wolfram Language
16
REPLIES
9.2K
VIEWS

Test for the position of the first non-numeric value?

QUESTION FROM: Eduardo Mendes | 9 years ago BY: Eduardo Mendes
Algebra , Mathematics , Wolfram Language
16
REPLIES
7.8K
VIEWS

How to find the first 100 prime twins without a do loop or iteration

QUESTION FROM: H FR | 12 years ago BY: EDITORIAL BOARD
Mathematica , Mathematics
16
REPLIES
21.6K
VIEWS

Simplifying multiple inequalities

QUESTION FROM: Sasha Mandra | 0 months ago BY: Updating Name
Mathematics , Symbolic Computations , Wolfram Language
15
REPLIES
3.2K
VIEWS

Convert differential equation with substitutions?

QUESTION FROM: Sami Heidari | 1 year ago BY: Sami Heidari
Calculus , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
3.6K
VIEWS

How to remove "Abs" from "Simplify" output?

QUESTION FROM: Zhenyu Zeng | 1 year ago BY: Zhenyu Zeng
Mathematics , Wolfram Language
15
REPLIES
5.6K
VIEWS

How to eliminate the divide by zero error in NDSolve by implicit methods on fixed grids?

QUESTION FROM: Leslaw Bieniasz | 1 year ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
15
REPLIES
4.7K
VIEWS

Question on the Laplace Inversion of a function using Mathematica

QUESTION FROM: Amir A. | 1 year ago BY: Amir A.
Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
15
REPLIES
4.5K
VIEWS

Why does the memory used keep going up and no output is given?

QUESTION FROM: Iuval Clejan | 1 year ago BY: Iuval Clejan
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
15
REPLIES
4K
VIEWS

Issue with numerical evaluation of eigenvalues

QUESTION FROM: Muhammad Zubair | 2 years ago BY: Rohit Namjoshi
Algebra , Graphics and Visualization , Mathematics , Physics , ...
15
REPLIES
4.3K
VIEWS

Overflow problem implementing Euler's method

QUESTION FROM: Athanasios Paraskevopoulos | 2 years ago BY: Athanasios Paraskevopoulos
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
15
REPLIES
3.8K
VIEWS

Solve error: not a valid variable

QUESTION FROM: J E | 3 years ago BY: J E
Algebra , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
8K
VIEWS

Avoid trouble using GridLines->Automatic?

QUESTION FROM: Sophia Nasr | 3 years ago BY: Jonathan Tallant
Graphics and Visualization , Mathematics , Wolfram Language
15
REPLIES
8.8K
VIEWS

HermitianMatrixQ doesn't work for a symbolic matrix

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
15
REPLIES
4.4K
VIEWS

Numerical value of FoxH in solving trinomial equation?

QUESTION FROM: Jorge Zuniga | 3 years ago BY: Jorge Zuniga
Mathematics , Numerical Computation , Wolfram Language
15
REPLIES
7.5K
VIEWS

Sum error: overflow occurred in computation?

QUESTION FROM: Zeeshan Haider | 4 years ago BY: Zeeshan Haider
Graphics and Visualization , Mathematics , Wolfram Language
15
REPLIES
4.1K
VIEWS

Integrate doesn't seems to work

QUESTION FROM: Andre Luiz Rocha Alves | 4 years ago BY: Andre Luiz Rocha Alves
Calculus , Graphics and Visualization , Mathematics , ...
15
REPLIES
5.1K
VIEWS

Toward a Foundation of Mathematics based on A New Kind of Science

CONTRIBUTED BY: José Manuel Rodríguez Caballero | 4 years ago BY: Richard Frost
Discrete Mathematics , Graphs and Networks , Mathematics , Physics , ...
15
REPLIES
8.4K
VIEWS

Line integral with Wolfram|Alpha?

QUESTION FROM: Ariel Eshel | 4 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram|Alpha
15
REPLIES
19.3K
VIEWS

Solution of formula in Wolfram|Alpha?

QUESTION FROM: i d | 4 years ago BY: Hans Milton
Mathematics , Wolfram|Alpha
15
REPLIES
5.1K
VIEWS

[?] Find Fourier transformation of generalized Mittag-Leffler function?

QUESTION FROM: Surath Ghosh | 5 years ago BY: Surath Ghosh
Calculus , Mathematics , Wolfram Language
15
REPLIES
7.5K
VIEWS

Derive a global optimal solution as an exogenous variable changes?

QUESTION FROM: Shaoyan Robert | 6 years ago BY: Rohit Namjoshi
Optimization , Mathematics , Symbolic Computations , Wolfram Language
15
REPLIES
7.7K
VIEWS

NonlinearModelFit - syntax and interpreting the fit

QUESTION FROM: syed islam | 6 years ago BY: James McBride
Optimization , Mathematics , Wolfram Language
15
REPLIES
20.9K
VIEWS

Solve first order linear equation using DSolve?

QUESTION FROM: tian zhao | 6 years ago BY: tian zhao
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
15
REPLIES
7.7K
VIEWS

Define functions for variables with units?

QUESTION FROM: Orest Gogosha | 7 years ago BY: Ian Williams
Mathematics , Physics , Units , Wolfram Language
15
REPLIES
16.9K
VIEWS

Functions needed in Image Processing for future release of Mathematica

CONTRIBUTED BY: Ali Hashmi | 7 years ago BY: Szabolcs Horvát
Data Science , Graphics and Visualization , Image Processing , ...
15
REPLIES
14.8K
VIEWS

Embeddings for Degree Diameter graphs

QUESTION FROM: Ed Pegg | 7 years ago BY: Eric Weisstein
Graphics and Visualization , Graphs and Networks , Mathematics , ...
15
REPLIES
13.8K
VIEWS

Solve the Laplace equation of a circular loop using NDSolveValue ?

QUESTION FROM: Alvaro Martínez | 7 years ago BY: Alvaro Martínez
Equation Solving , Mathematics , Numerical Computation , Physics , ...
15
REPLIES
7.7K
VIEWS

Make InverseLaplaceTransform?

QUESTION FROM: Jacques Ou | 8 years ago BY: Mariusz Iwaniuk
Mathematics , Wavelets and Fourier Series , Wolfram Language
15
REPLIES
11K
VIEWS

Why is RegionNearest not returning the closest point on a curve?

QUESTION FROM: Philip Blanco | 9 years ago BY: Frank Kampas
Calculus , Geometry , Mathematics , Wolfram Language
15
REPLIES
6.3K
VIEWS

Complex integral with NDSolve

QUESTION FROM: Christopher Arthur | 10 years ago BY: Christopher Arthur
Calculus , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
10.1K
VIEWS

Orthogonalize and scale image

QUESTION FROM: Cole Pierson | 10 years ago BY: Cole Pierson
Challenges , Image Processing , Mathematics
15
REPLIES
18.4K
VIEWS

Fourier Series of function defined with conditional statement

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Calculus , Mathematica , Mathematics , Mechanical Engineering , ...
15
REPLIES
16.5K
VIEWS

Conditional Equation in TraditionalForm

QUESTION FROM: Dean Sparrow | 10 years ago BY: Frank Kampas
Mathematica , Mathematics , Presentation and Notebooks , ...
15
REPLIES
9.6K
VIEWS

Error in Mathematica computation

QUESTION FROM: aakarshmadhavan | 11 years ago BY: Marco Thiel
Calculus , Mathematica , Mathematics , Numerical Computation
15
REPLIES
10.7K
VIEWS

Formula for computing sqrt(2) of binary numbers

CONTRIBUTED BY: Mariusz Iwaniuk | 29 days ago BY: Maximilian Georgiev
Staff Picks , Discrete Mathematics , Equation Solving , Mathematics , ...
14
REPLIES
32.3K
VIEWS

How to check expressions for symbolic equality? (some unexpected results)

QUESTION FROM: W T | 1 year ago BY: W T
Mathematics , Symbolic Computations , Wolfram Language
14
REPLIES
5.4K
VIEWS

FindRoot error: function value is not a list of numbers

QUESTION FROM: Alan White | 2 years ago BY: Alan White
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
14
REPLIES
5.2K
VIEWS

Inconsistent results between hand calculation and D function of a matrix

QUESTION FROM: James James | 2 years ago BY: James James
Mathematics , Wolfram Language
14
REPLIES
3.5K
VIEWS

I would like to identify if a polygon is open then close it

QUESTION FROM: Sean G | 2 years ago BY: Ahmed Elbanna
Geometry , Image Processing , Mathematics , Wolfram Language
14
REPLIES
5.7K
VIEWS

Solve[ ] likes extra variables

CONTRIBUTED BY: Frank Kampas | 3 years ago BY: Frank Kampas
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
14
REPLIES
4K
VIEWS

How to calculate the entropy of a discrete probability distribution?

QUESTION FROM: Jeremy Murphy | 3 years ago BY: Jeremy Murphy
Calculus , Mathematics , Statistics and Probability , Wolfram Language
14
REPLIES
8.8K
VIEWS

Add text to graphics?

QUESTION FROM: Robert Poenaru | 3 years ago BY: a a
Graphics and Visualization , Mathematics , Wolfram Language
14
REPLIES
19.1K
VIEWS

Calculate the complicated product?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hans Dolhaine
Mathematics , Wolfram Language
14
REPLIES
4.4K
VIEWS

Error: "Solve was unable to solve the system" after using Rationalize

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Wolfram Language
14
REPLIES
4.3K
VIEWS

Finding [x] and [y] coordinates on curves.

QUESTION FROM: Nash Wells | 4 years ago BY: Henrik Schachner
Graphics and Visualization , Mathematics , Wolfram Language
14
REPLIES
6.3K
VIEWS

Force Solve[ ] to obtain real expressions?

QUESTION FROM: Leslaw Bieniasz | 4 years ago BY: Hans Milton
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
14
REPLIES
6.3K
VIEWS

Save the interpolation function that is a result of NDsolve?

QUESTION FROM: Markus Schmidt | 5 years ago BY: Tony Coliderse
Calculus , Equation Solving , Mathematics , Modeling , ...
14
REPLIES
21K
VIEWS

A problem in FunctionDomain?

QUESTION FROM: Daqing Li | 5 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram Language
14
REPLIES
10.5K
VIEWS

Solving equation of a circle in Mathematica

QUESTION FROM: Mitchell Sandlin | 5 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wolfram Language
14
REPLIES
9.5K
VIEWS

Plot all possible values of a function on a range

QUESTION FROM: John Wick | 5 years ago BY: John Wick
Graphics and Visualization , Mathematics , Numerical Computation , ...
14
REPLIES
7.6K
VIEWS

Incorrect reduction

QUESTION FROM: Jeffrey N Cook | 5 years ago BY: Jeffrey N Cook
Mathematics , Wolfram|Alpha
14
REPLIES
6.2K
VIEWS

Solve nonlinear complex numerical differential equations

QUESTION FROM: C. H. | 5 years ago BY: Anonymous User
Equation Solving , Mathematics , Numerical Computation , Physics , ...
14
REPLIES
7.6K
VIEWS

Simplify three equations and write them in a matrix form?

QUESTION FROM: vin Bha | 5 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
14
REPLIES
8.1K
VIEWS

Solve a simple nonlinear equation numerically?

QUESTION FROM: Michael Bernthal | 6 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Wolfram Language
14
REPLIES
5.6K
VIEWS

Solve 2 coupled 2nd ODEs and plot them with ParametricPlot?

QUESTION FROM: Soumen Basak | 6 years ago BY: Soumen Basak
Calculus , Computational Systems , Equation Solving , ...
14
REPLIES
14.1K
VIEWS

Performance of recursion code with radial polynomials

QUESTION FROM: look xu | 7 years ago BY: look xu
Image Processing , Mathematics , Tuning and Debugging , ...
14
REPLIES
8.9K
VIEWS

Find the "nth" of a large PrimeNumber?

QUESTION FROM: Nural I. | 7 years ago BY: Ilian Gachevski
Discrete Mathematics , Mathematica , Mathematics , Wolfram|Alpha , ...
14
REPLIES
14.9K
VIEWS

Order of the variables in a polynomial?

QUESTION FROM: Silviu Udrescu | 7 years ago BY: Silviu Udrescu
Mathematics , Symbolic Computations , User Interface , ...
14
REPLIES
5.2K
VIEWS

[?] Calculate this integral with one/two unknown variables?

QUESTION FROM: zhaojx84 | 7 years ago BY: zhaojx84
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
14
REPLIES
8.7K
VIEWS

[?] What is the intended purpose of ByteArray & how can we use/convert it?

QUESTION FROM: Szabolcs Horvát | 8 years ago BY: Szabolcs Horvát
Import and Export , Mathematica , Mathematics , Wolfram Language
14
REPLIES
25.2K
VIEWS

Solve for best teams?

QUESTION FROM: Peter Parker | 8 years ago BY: EDITORIAL BOARD
Calculus , Computational Systems , Discrete Mathematics , ...
14
REPLIES
14.6K
VIEWS

Speed up numerical solution of differential equation using BSplines?

QUESTION FROM: Enzo Marino | 9 years ago BY: Enzo Marino
Equation Solving , Optimization , Mathematics , ...
14
REPLIES
9K
VIEWS

Calculate the Det and the inverse of a Matrix?

QUESTION FROM: lrenzo greco | 9 years ago BY: Michael Helmle
Mathematics , Symbolic Computations , Wolfram Language
14
REPLIES
7.3K
VIEWS

Assigning zero to a set of variables one at the time, two at the time ....?

QUESTION FROM: Eduardo Mendes | 9 years ago BY: Marco Thiel
Mathematics , Symbolic Computations , Wolfram Language
14
REPLIES
7.2K
VIEWS

$\sqrt{1-x^2}$ convolution Integral does not converge

QUESTION FROM: Christian Bauer | 9 years ago BY: Klaus Giesselmann
Calculus , Mathematics , Wolfram Language
14
REPLIES
13K
VIEWS

Speed up large matrix multiplications with or without high precision?

QUESTION FROM: Erdem Uguz | 9 years ago BY: Sander Huisman
Algebra , Optimization , Mathematics , Wolfram Language
14
REPLIES
9.5K
VIEWS

resolution of an equation

QUESTION FROM: abddellatif loua | 9 years ago BY: abddellatif loua
Calculus , Equation Solving , Group Theory , Optimization , ...
14
REPLIES
21.9K
VIEWS

Finding Happy/Sad Numbers

QUESTION FROM: Anonymous User | 9 years ago BY: Eric Rimbey
Mathematics , Numerical Computation , Wolfram Language
14
REPLIES
9.2K
VIEWS
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