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Towards Exploratory Data Analysis for Pharo

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ESUG 2017 - IWST 2017

Published in: Software
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Towards Exploratory Data Analysis for Pharo

  1. 1. Towards Exploratory Data Analysis for Pharo Oleksandr Zaytsev Nick Papoulias, Serge Stinckwich
  2. 2. PolyMath • Started in 2012 • Pure Pharo library for doing math computation (similar to SciPy) • 3 GSOC students (2012, 2013, 2017) • MIT Licence, last stable version 0.89, 838 green tests, 200 classes • Channel on Pharo Discord, mailing-list • https://github.com/PolyMathOrg/PolyMath 2
  3. 3. Main packages • Matrix, Statistics moments, Polynomials, Interpolations, Integration, Series, Linear Algebra (DHB) • Ordinary Differential Equations Solver (RK4, AB2, …) • Complex numbers, Quaternions • Random Number Generators • KD-Trees • Arbitrary Floating-point arithmetics • Dataframes (as in R or Python) 3
  4. 4. Main contributors • Daniel Uber (first version of SciSmalltalk) - GSOC 2012 Student • Natalia Tymchuck (ODE) - GSOC 2013 Student • Olekskandr Zaytsev (Dataframe package) - GSOC 2017 Student • Didier H. Besset (DHB packages) • Nicolas Cellier (arbitrary floating point arithmetics) • Stéphane Ducasse (Refactorings, packaging, documentation) • Werner Kassens (KDETree) • HwaJong Oh (combinaisons/permutations) • Serge Stinckwich (documentation, integration) • Hernán Morales Durand (Random Number Generator) 4
  5. 5. Dataframe Video https://youtu.be/ 9ouFGU8b8gk

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