1-d data visualization
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curves
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scatter plots
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bar graphs
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support of multiple curves in one plot
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polynomial fits
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data supported:
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one formula y=f(x)
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two arrays of data x, y
- three arrays of data x, y, dy
2-d data visualization
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color maps
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contour lines
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vector plots
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bitmaps
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support of superimposed graphs
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data supported:
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one formula z=f(x,y) with optional 1-d arrays for x and y
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one 2-d array of data z(x,y) with optional 1-d arrays for x and y
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three 2-d arrays x(u,v), y(u,v), z(u,v) (used for example for a plot in polar coordinates)
- three 1-d arrays x, y, z: data will be displayed as color map or contour lines after being triangulated
3-d data visualization
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surfaces
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isosurfaces (scalar 3-d data)
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streamlines (vectorial 3-d data)
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2-d slices (scalar 3-d data)
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curves
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triangles lists
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cones
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cylinders
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spheres
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cubes
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support of multiple objects in a plot
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data supported by the surfaces:
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one formula z=f(x,y) with optional 1-d arrays for x and y
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one 2-d array of data z(x,y) with optional 1-d arrays for x and y
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three 2-d arrays x(u,v), y(u,v), z(u,v) (used for example to plot a closed surface)
- three 1-d arrays x, y, z: data will be displayed after being triangulated
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light position and eye position adjustable
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parameters of the plane projection adjustable
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advanced surface rendering with separate specular, emitted, ambient, and diffused colors, and shininess. Wireframe or plain.
Customization of the graphs
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levels of settings customization:
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default settings customizable (templates are stored as p-list files)
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all settings customizable on the fly by script
- all settings customizable on the fly in dialog boxes
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PDF engine, a vectorial graphical library (drawing and text)
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PDF import
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LaTeX formulae
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support of Unicode in the figures
Graphic's programmable user interface
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click and drag
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by default, over 1-d data: displays x, y
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by default, over 2-d data: displays x, y, or displays profiles
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by default, over a surface: displays x, y, z
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user's mouse down, drag, and mouse up can be handled in a script
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user's keystrokes can he handled in a script
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user's window resize can he handled in a script
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programmable widgets
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customizable toolbar: buttons, menus, messages
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Data files format supported
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ASCII
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binary
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FITS
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bitmap images (JPEG, PNG etc.) as gray levels
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XNF (XML-based extensible 1-d, 2-d, and 3-d binary arrays storage)
Graphic formats produced
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PDF (vectorial)
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JPEG, PNG, TIFF, BMP, PSD
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QuickTime movie
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MacOS bundle: stores the PDF graphic, the numerical data, and all settings
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Export of a matrix into a gray-level or indexed colors image, JPEG, PNG, TIFF, BMP, PSD
Communication with external codes
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standard UNIX executables: via "do shell script" (invokes /bin/sh)
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scriptable programs: via the AppleScript terminology
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C, C++ and FORTRAN programs: interactive communication with running codes by installation of inter-application communication (working samples are provided)
Communication over IP
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communication between Smile applications, synchronously or asynchronously
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serving cgi and xml-rpc requests
Mathematical functions on numbers, arrays, and matrices, real and complex
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arithmetic and comparison operators: + - * / ^ < <= = /= >= >
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trigonometric and hyperbolic: cos, sin, ... acos, asin, ... cosh, sinh, ... acosh, asinh, ... atan2
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transcendental: ln, log10, exp, sqrt, erf, erfc, gamma, lgamma
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miscellaneous: abs, sqr, hypot, round, ceil, floor, trunc, roots of
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linear algebra: transposition, product (M x M, M x v, v x M, <v, v>), inverse matrix and solution of a linear system, eigenvalues, LU decomposition, pivot, determinant
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Fourier Transform and convolution: 1d FFT, grouped n-dimensional FFT, 2d FFT (all sizes), convolution, cross-correlation, filtering. Support periodic boundary conditions.
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interpolation: linear or spline, supports periodic boundary conditions.
- polynomials: evaluation, composition, addition, subtraction, product, Euclidean quotient, and translation into string. Polynomial data fits.
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image processing: particle analysis (statistics and shapes).
XML editor and XML engine
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XML syntax checking
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check of the conformance to the DTD
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DTD syntax checking
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XML DOM (Document Object Model): textual node, children, siblings, parent, root, document, URL. Node creation and deletion. Support of versions 1.0 and 1.1 of XML.
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XPATH, XPATH generation
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XSLT
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p-list engine (Property Lists is a fast lookup tables format)
User interface editor
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drag-and-drop editor
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instant toggle between running mode and edition mode
PDF engine
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shapes: straight and smooth lines, rectangles, circles, arcs, Bézier curves, crosses, arrows, text, text box, smooth closed curves
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graphic features: colors, masks, transparency, dashes, line joints, line endings, fonts and text sizes, linear transformations, objects' naming, HSV/CMYK/RGB translations, shadows, random patterns, graded colors, layers, paths library, objects library, bitmap import, PDF import
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geometry: scalar product, determinant, norm, middle, circle containing three points, intersection, projection, symmetry, bisector, center of mass,
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import and scale PDF,
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output formats: PDF, JPEG, PNG, TIFF, BMP, PSD, and QuickTime movie (.mov).
Regular Expressions search-and-replace engine
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ASCII and Unicode
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works on a variable, on an open window, or on a file
Text editor
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ASCII (Mac-Roman, ISO-8859-1) and Unicode (UTF-8, UTF-16)
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unlimited file size
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Regular Expressions search-and-replace
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