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Questions tagged [math]

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31 views

Searching for a c++ library for mathematical optimization

I'm searching for a c++ library that can optimize multivariable function, subjected to non-linear constraints. I have an objective function with a lower bound, and 4 constraints and i would like to ...
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0answers
3 views

which library should be used for half-precision mathematical functions?

I want to use half-precision arithmetic on Rasberry pi 3. so I installed clang compiler in order to use _Float16 data type. I was wondering is there any library for this purpose in clang? (something ...
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17 views

Discrete Event Simulation Library Advice

I've been looking for some information in regards to benchmarking statistics around Discrete Event Simulation libraries or products. Particularly comparisons between JaamSim & libraries without a ...
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0answers
5 views

Math 3D plotting software accessible in C++

I am looking for a C++ library to plot mathematical functions of 2 (or 1) variables that are defined in C++. I tried Octave first, but I found it too buggy, and it isn't easily accessible from C++. ...
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4 views

Notebook (.nb) → Jupyter (.ipynb) converter besides Mathematica?

Is there a way to convert Mathematica Notebook files (.nb) to Jupyter files (.ipynb) without using Mathematica?Is there a free online utility or other piece of software that can do this?
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3 views

Math resourses that have proofs

I'm searching for a math site, may be an app or anything else, that, besides definitions and equations, formulas, theorems also shows proofs of those formulas and theorems. I looking to, at least, ...
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19 views

Calculating Tree Height Efficiency Algorithm

I'm struggling trying to understand why the height algorithm is more efficient than heightBad: HeightBad: private int heightBad() { int h = 0; for (Position<E> p : positions()) if (...
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0answers
9 views

I want to develop math learning website that can create own mathematical questions and assess the student's answers

The main goal is to develop math learning website. We do have our own curriculum. We want to implement a system like Mobius Assessment (Maple TA). So Maple has its own math engine that let you create ...
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6 views

Python library for geometry visualizations/simulations

What (free) python library is best for creating helpful visualizations to help teach geometry concepts. I would like to create useful visualizations that can visually explain high school level ...
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8 views

Data correlation tool for personal use

I am interested in finding correlation between different personal daily activities and results. By daily activities, I mean things like: Duration of exercise Duration of sleep Duration of meditation ...
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0answers
42 views

Offline or self-hostable alternative to Desmos / GeoGebra graphing software (preferably open source)

I used to use GeoGebra all the time as an advanced graphing calculator. But they now seem to really be pushing their web-based graphing tools instead, and I don't know how much they'll keep supporting ...
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3 views

GNU Octaveesque software capable of handling Big Ints/Doubles

I recently started messing around with big numbers and am looking for some type of software that is capable of graphing really, really big numbers. I have found it difficult to tell the maximum double ...
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16 views

Mathcad lookalike for linux?

Sometimes I'd like to make a math notebook on linux, with symbolic equations, text, maybe graphs/visualizations, similar to mathcad documents on windows. Does something like that exist? The closest is ...
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1answer
31 views

Creating a zoomable scatter chart of millions of points

I want to create a scatter chart that plots millions of points from a CSV file, and allows interactive zooming to explore the finer structure on different scales. I am not very familiar with ...
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0answers
45 views

Is there a library for IEEE 754 Quadruple-precision floating point for .NET C#?

I ask this cause couldn't find it in google. I'm writing an UWP app with C# language, targeting netcore, ui in XAML, for scientific simulations and need good numeric range and precision. I need to ...
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9 views

High performance implemetation of Mathieu Sine and Cosine under an open license

For a project I need an high performance implementation of the Mathieu Cosine and Mathieu Sine with an open license. https://en.wikipedia.org/wiki/Mathieu_function I am aware of the Mathematica ...
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4answers
86 views

Software based calculator that can handle millions of digits

Is there a cheap or free software-based calculator that is capable of doing basic arithmetic with numbers that have millions of digits? It would be even better if you could input and output numbers in ...
2
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2answers
39 views

I need a java library that simplifies math equations

let's say, for example, I give this equation as an input: 4x + x - 20 + 10 And I want to get 5x - 10 as a result
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54 views

Matrix multiplication on an upper/lower triangular matrix

I am a statistician working on DNA datasets. I am writing an R package, and I will routinely need to perform matrix multiplication on upper-triangular (sparse) matrices that have hundreds-of-millions ...
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0answers
18 views

pdf notes with mathematical equations

I'm looking for a program where I'm able to annotate PDF files with notes, including correct mathematical equations (on mac). So far the only way I found was writing the equations with LaTeX in a ...
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1answer
63 views

Open source math editor

Because the Math have many technical symbols. In the MathOverflow site if we text the $\sin^2 \theta$ we can get the So, if there is a open source editor we can use?
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1answer
29 views

Spreadsheet that understands symbolic numbers

I am about to do some calculations involving Pi. These would be easy to do in a spreadsheet, but I need the result to use Pi as a symbol - not as an approximated value. Eg: A B C 1 =5 =Pi ...
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0answers
17 views

Extension for VS Code that evaluates math expressions?

I am looking for an extension for Visual Studio Code that can evaluate simple math expressions to save time. Sometimes I fiddle around with numbers, and add constants to expressions to save time so I ...
2
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0answers
43 views

Free software for Mac OS to Execute and test Mathematical formulas?

Recently I have downloaded the trial version Of Wolfram Mathematica on Mac OS. It allowed me to write, test and execute mathematical formulas on specific range of values and view and manipulate ...
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0answers
34 views

How to turn a complex geometric figure inside out (Win 10, 64-bit)?

This question falls under several categories {software, computer graphics, graphic design, art, cartography, geographic information, mathematical transforms}, but the software (specifically for ...
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2answers
174 views

Python library for simulation and bifurcation studies of dynamical systems

What are libraries available in Python for the simulation and bifurcation study of dynamical systems? I want to simulate a model based on four or five ODEs, and build bifurcation maps, based on two ...
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2answers
165 views

How to organize math notes?

I need to organize all of my math notes. I would like to create a sort of library of notes, where a note can link other notes and each note is stored in plain text format (for example, Markdown + ...
1
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1answer
56 views

Private local wiki for structured math journal?

I want to setup a private wiki to keep a structured journal with mathematical notes. It should be as simple as possible. Here are the requirements: Simple. As simple as possible. Support math. ...
0
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1answer
85 views

Text-based note taking applicationg with solid math support and good organization

I am looking for something like Boostnote. However, it seems that Boostnote is not able to handle very large collections of notes. It also has some interface quirks (it scrolls up and down a bit ...
1
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1answer
79 views

Math writing tablet apps instead of LaTeX

I am not fluent in LaTeX and was wondering whether any of the new iPad pen-input apps are very useful for writing math documents more fluently than using LaTeX as a proxy language. If so, which one/...
3
votes
3answers
98 views

Easy way to manipulate equations

My office mate uses Microsoft Word to work out equations. It's easy to copy and paste equation line by line and just do a single manipulation each line. The benefit is you won't be missing factors ...
1
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0answers
21 views

Mathematical visualization in linux with raytracing

I am familiar with this question. I am on Arch linux, and am looking for a software the following features : Ability to plot iso and parametric surfaces. live preview Ability to export in pov-ray ...
2
votes
1answer
107 views

Math evaluation library

I am looking for a C/C++ library which does evaluate and execute math expressions. Python would be a good start but since C-Python or PyPy have a GIL this is no solution. Clang would have worked since ...
11
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3answers
1k views

Free mobile alternative to step-by-step-solution feature of Wolfram Alpha Pro?

Are there any free online and/or offline alternatives to the step-by-step-solution feature of Wolfram Alpha Pro that can be used on Mobile phone? This feature is able to display step-by-step-...
0
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1answer
20 views

Math document containing some Sage calculations

I need to write a short math text draft containing some Sage calculations. (I am a Sage novice.) What software (or software combinations) you may suggest to do this? Is it possible to do with ...
3
votes
1answer
146 views

Is there a more Electrical-Engineering or Math focused version of/alternative to Minecraft?

So my 6-year-old is a Minecraft maniac. We play together constantly and have gotten relatively deep into the game. It's an amazing game and I think the overall effect on him is positive. But while ...
2
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2answers
70 views

Best program for automatic equation solving?

I often have a set of equations that I need to algebraically solve for certain values. These equations are not always linear but usually, an analytic solution exists. However, I've never used an ...
3
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0answers
59 views

Convert pen and paper math expressions into latex

I've seen some questions about this that are somewhat dated, so I'm asking again in case something new has come up. Context: I'm a student who spends a lot of time making math notes on pen and paper. ...
5
votes
2answers
802 views

Software for doing math “by hand”

I’m using Khan Academy to brush up on my math skills. Is there an iPhone app that will let me work out problems “by hand” so I can avoid using actual paper? I tried using the built-in Notes app, ...
1
vote
1answer
425 views

C# library for 3D math (rotation)

I am working on a C# project where I need to rotate some vectors. Until now I was using a rather complicated solution using rotation matrices but now I also need support for quaternion rotation (and ...
1
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0answers
20 views

Online tool to graph functions in c-like languages

Is there a website where I can enter in functions from integers to integers in a c-like programming language (with while loops, if/else etc.) and see a graph of the results? This website doesn't do ...
1
vote
2answers
361 views

Plot simple vectors, that go from the origin of the plane to a given point, in a 3d space

I want to be able to plot simple vectors (not vector fields or anything more fancy) in a 3d space, like some lines each with an arrow head that go from the origin of the plane to any other given point....
1
vote
1answer
88 views

Java scientific math library to solve a string

I'm doing a scientific calculator app but I don't know which library I should use. I need a library that can solve scientific math expressions and if it can solve functions even better. I'm looking ...
1
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0answers
31 views

Any library to symbolically solve system of PDEs in the form of expansion series?

I would like to use expansion series, more specifically power series, to solve a system of partial differential and algebraic equations (not sure what to call it, DAE or ADE?!) I have found some nice ...
2
votes
2answers
46 views

Reverse graph visualization

Graph visualizers, such as Graphviz, can take a formal representation of the nodes and edges of a graph and produce an image from them. What's a program or programming library that can do the reverse; ...
2
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0answers
38 views

extended precision sparse matrix solver

I am looking for a sparse matrix direct solver using extended precision (128-bit floating point). Is anyone aware of a package (SuperLU, UMFPACK, etc.) that supports extended precision?
2
votes
1answer
311 views

quad precision blas/lapack

What is the best blas/lapack library for quad precision (128 bit floating point)? I supposes that the reference fortran versions can be compiled as quad precision? This library would need to be ...
3
votes
2answers
2k views

Java equivalent to NumPy

In the Python world, if I have some number crunching to do, I use NumPy and it's friends like Matplotlib. Now I have an Android/Java application and the need arises to crunch some numbers and I am ...
3
votes
3answers
416 views

A number cruncher software that can work with very large numbers

I am looking for a software that is able to crunch very large numbers, i.e. numbers exceeding 100 (or thousands of) digits. It needs to be able to perform basic operations on them as well as others ...
2
votes
0answers
29 views

web based open source solution for plot function

We know there are some solutions for rendering LaTeX mathematical content on the web, for example MathJax. Is there a similar way (Open source library because I need to use it in an application) to ...