Posts tagged "R"

• Matrices with fixed row and column sums - June 7, 2024
• Four-dimensional torus knots - May 13, 2024
• Jack polynomials with symbolic parameter - April 16, 2024
• An application of the resultant - March 15, 2024
• Using the 'RowReorder' extension in a Shiny app - January 30, 2024
• Avoiding reactivity in a Shiny app - January 29, 2024
• Confirmation dialog in a Shiny app - January 26, 2024
• Icons in a Shiny dropdown input - January 4, 2024
• A R graphic in a Yesod app - December 2, 2023
• Why is this hyperbolic background invariant? - November 20, 2023
• Conformal parameterization of the torus - October 14, 2023
• Enneper surface with square checkerboard - October 7, 2023
• Elliptic cyclide by inversion of a torus - October 3, 2023
• The torus and the elliptic cyclide - October 2, 2023
• Implicitization for the spherical trochoid - September 26, 2023
• The Cantor expansion revisited - September 15, 2023
• The pretty Klein j-invariant function - September 14, 2023
• Enneper surface with rotating checkerboard - September 11, 2023
• A dull and shadowed 'rgl' mesh - September 8, 2023
• Drawing a tennis ball - August 10, 2023
• Runcinated tesseract (tetrahedra only) - August 10, 2023
• Drawing a tubular path with Julia - August 4, 2023
• Using implicitization to split a ball - July 20, 2023
• Gröbner implicitization and the 'giacR' package - July 19, 2023
• Gröbner bases are in 'qspray' - July 14, 2023
• Another Hopf torus - July 12, 2023
• The Doyle spiral with R - July 8, 2023
• Fast expansion of a polynomial with R - part 2 - July 5, 2023
• Fast expansion of a polynomial with R - July 4, 2023
• 3D alpha wrapping with R - June 1, 2023
• Maximum volume inscribed ellipsoid - May 20, 2023
• Tooltips for a dropdown list in Shiny - May 13, 2023
• Fisheye effect with R - April 29, 2023
• Heatmap formatting of a table with 'DT' - April 8, 2023
• Orbit trapped Julia fractal - March 20, 2023
• Interpolating non-gridded data - March 6, 2023
• Animating a 'rgl' mesh at constant speed - February 27, 2023
• Mapping a square to a circle - February 25, 2023
• The plasma effect: correction - February 11, 2023
• A (kind of) plasma effect in R - February 10, 2023
• The Mandelbulb in R - February 8, 2023
• Passing a function from R to C++ - February 6, 2023
• Update of the 'cgalMeshes' package - January 28, 2023
• More on the 'Reorient' transformation - January 21, 2023
• Exact integral of a polynomial on a simplex - December 2, 2022
• HTML widgets in Power BI - November 24, 2022
• The missing lazy numbers: implementation - November 19, 2022
• The lazy numbers in R: correction - November 15, 2022
• The lazy numbers in R - November 12, 2022
• 'CGAL' meets 'R6': the 'cgalMeshes' package - November 3, 2022
• A note on Shiny reactivity - September 24, 2022
• The 'Reorient' transformation - September 15, 2022
• Kantorovich distance with the 'ompr' package - September 12, 2022
• The compound of five tetrahedra - September 10, 2022
• Labelling the points of a 'ggplot' with Shiny - August 8, 2022
• Expanding a polynomial with 'caracas', part 2 - July 16, 2022
• Slices of an implicit hypersurface with R - July 15, 2022
• Pretty tooltips for 'ggplot2' - July 3, 2022
• Search in a 'DT' table w/ or w/o a regular expression - July 3, 2022
• Mapping a picture on a donut or a Hopf torus - June 30, 2022
• On a Möbius transformation - June 21, 2022
• Beautiful complex functions - June 20, 2022
• Scrollbar for the Shiny sidebar - June 17, 2022
• SVG to PNG - June 17, 2022
• Hopf torus, circle by circle - June 13, 2022
• An example of the Minkowski addition - June 11, 2022
• Expanding a polynomial with 'caracas' - June 7, 2022
• Update of 'gyro' - June 4, 2022
• Splitting RCGAL... and the connected components - May 27, 2022
• Animated multibarchart with (R)nvd3 - May 20, 2022
• Hierarchical data visualization with Shiny and D3 - May 20, 2022
• The 'rAmCharts4' package - May 15, 2022
• Boolean operations on meshes with R(CGAL) - May 14, 2022
• Copy 'plotly' image to the clipboard - March 16, 2022
• The E8 root polytope - March 14, 2022
• The modified stereographic projection - March 1, 2022
• Hyperbolic gircope - using 'cxhull' and 'gyro' - February 28, 2022
• Volume under surface from points - February 26, 2022
• Nice DT filters - February 11, 2022
• Gyrotriangle (aka hyperbolic triangle) with moving colors - February 5, 2022
• Some simple RStudio addins - February 3, 2022
• Hopf torus with dynamic colors - January 29, 2022
• 'gifski' as a bash command using R - January 28, 2022
• Funny 3D Voronoï diagrams - January 19, 2022
• Surface reconstruction with R(CGAL) - January 15, 2022
• Clipping an isosurface to a ball, and more - January 14, 2022
• Bookmarking a Shiny app without Shiny bookmarking - December 9, 2020
• Generalized fiducial inference on quantiles - November 27, 2020
• Why I like generalized fiducial inference - November 8, 2020
• Haskell is fast - October 22, 2020
• A second editor in RStudio - October 17, 2020
• The 'kde1d' package - October 15, 2020
• My RGL artworks - October 8, 2020
• Child tables with DT, editing, exporting - May 8, 2020
• Focal quadrics and their lines of curvature - May 3, 2020
• Drawing slices of a hypersurface with R - May 1, 2020
• Back to the parametric Hopf torus - April 12, 2020
• An orbit of the modular tessellation - February 19, 2020
• Tooltips for the headers of a datatable in Shiny - February 16, 2020
• Drawing a stereographic duoprism - February 11, 2020
• Inversion swapping two circles - February 9, 2020
• Complex incomplete elliptic integral of the second kind - January 30, 2020
• Malfatti circles - January 16, 2020
• Stereographic truncated tesseract - December 16, 2019
• A shinytest script in testthat - November 23, 2019
• Five-parameters logistic regression - November 20, 2019
• The Beta distribution of the third kind (or generalised Beta prime) - July 22, 2019
• Poisson-Beta, Gamma-Beta, and Poisson-Gamma-Beta distributions - July 19, 2019
• Adjusted Dunnett p-values - July 15, 2019
• Drawing nested Steiner chains - July 13, 2019
• Plotting the columns of a Datatable - July 10, 2019
• Tiny checkbox for Shiny - July 9, 2019
• Drawing a duoprism - July 8, 2019
• Useful callbacks for DT (in Shiny) - June 14, 2019
• Drawing hyperbolic polyhedra - April 5, 2019
• Generalized circles and inversions - March 13, 2019
• Generalized circles and Möbius transformations - March 12, 2019
• Multiple integral over a polyhedron - February 27, 2019
• Custom tooltips for plotly - December 23, 2018
• Parameterization of linked cyclides - August 28, 2018
• Parametric Hopf torus - August 25, 2018
• Triangulated surfaces with plotly in R - August 16, 2018
• Linked cyclides - June 3, 2018
• Drawing a torus with rgl - May 29, 2018
• Hopf Torus (3/3): the sinusoidal case - May 1, 2018
• Hopf Torus (2/3): the bent equatorial case - May 1, 2018
• Hopf Torus (1/3): the equatorial case - May 1, 2018
• Color palettes in Haskell - April 16, 2018
• A R list to a Haskell list, with the `clipr` package - March 14, 2018
• A R matrix to a Haskell list, with the `clipr` package - March 13, 2018
• Drawing spherical wedges with rgl - February 22, 2018
• Matrix variate Beta distributions - December 12, 2017
• Simulation of the fractional noncentral Wishart distribution - December 9, 2017
• Extended Cholesky decomposition in R - December 3, 2017
• File encoding detection in R - October 24, 2017
• Passing a R function to Haskell - September 26, 2017
• Young Tableaux from Haskell to R - September 9, 2017
• Owen Q-function by numerical integration - July 31, 2017
• Le théorème des trois distances - July 30, 2017
• Two-sided tolerance factor for linear regression - July 23, 2017
• The binary splitting with the R `gmp` package - Application to the Gauss hypergeometric function - June 4, 2017
• Calling a Haskell function in R - a float expansion example - June 3, 2017
• Dyadic expansion with R - June 2, 2017