![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
Least Squares Curve Fit 4+
Yuri Morozov
Designet til iPad
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- Gratis
Skærmbilleder
Beskrivelse
“Least Squares Curve Fit” is a user friendly, free of charge and free of ads app.
User inputs point sets and chooses function types.
Utilizing the Least Squares Linear Regression Method, the app calculates best fit curves, reports equations and draws graphs.
Point sets can be stored in a table and are available after app is closed.
Currently available function types are:
2D:
1. Line.
2. Parabola.
3. Polynomial up to 8th degree.
4. Circle.
5. Conic section (Ellipse or Hyperbola).
6. Trigonometric function as
C + A1*cos(ω*x) + B1*sin(ω*x) + … + An*cos(n*ω*x) + Bn*sin(n*ω*x),
where user can select n between 1 and 8 and enter any ω.
7. Exponential Function.
8. Bell Curve.
3D:
1. Plane.
2. Sphere.
Also, there is an option to choose the Best Fit:
the app goes through all the possible shapes and lists them in order from best to worst fit based on residuals.
In some cases, when the standard Least Squares method with orthogonal projection does not work, best fit for Line, Parabola, Polynomial and Trigonometric functions can be calculated with SVD.
Links to four other free apps by same developers are included in the app:
1. “Matrix Solver Step by Step” Linear Algebra Visual Guide.
2. “Polynomials and Linear Systems” Equation Solver.
3. “GraphMath” Graphing Calculator.
4. “Vectors and Planes” (and Spheres and Ellipsoids) 3D Geometry Guide.
Developers hope to get feedback from users at graphmath@aol.com.
Nyheder
Version 5.1
1. Blank coordinate fields can be filled with random entries. Range choices are provided.
2. Process improvements and bug fixes.
App-anonymitet
Udvikleren, Yuri Morozov, har angivet, at fremgangsmåder vedrørende app-anonymitet muligvis inkluderer håndtering af data som beskrevet nedenfor. Du kan få flere oplysninger her: udviklerens anonymitetspolitik.
Data indsamles ikke
Udvikleren indsamler ikke data fra denne app.
Fremgangsmåder vedrørende anonymitet kan variere, f.eks. baseret på de funktioner, du bruger, eller din alder. Læs mere
Oplysninger
- Leverandør
- Yuri Morozov har ikke identificeret sig selv som en forhandler af denne app. Hvis du er en forbruger i Det Europæiske Økonomiske Samarbejdsområde, gælder forbrugerrettigheder ikke for aftaler mellem dig og leverandøren.
- Størrelse
- 8,2 MB
- Kategori
- Uddannelse
- Kompatibilitet
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- iPhone
- Kræver iOS 13.0 eller en nyere version.
- iPad
- Kræver iPadOS 13.0 eller en nyere version.
- iPod touch
- Kræver iOS 13.0 eller en nyere version.
- Mac
- Kræver macOS 11.0 eller en nyere version og en Mac med Apple M1-chip eller en nyere version.
- Apple Vision
- Kræver visionOS 1.0 eller en nyere version.
- Sprog
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Engelsk
- Alder
- 4+
- Copyright
- © GraphMath 2022
- Pris
- Gratis