A collection of documents by Ilkka Kokkarinen illustrating the use of Wolfram Mathematica to solve problems of mathematical and other nature. Links to the PDF versions of the following documents stored on DropBox are given in the pdflinks.md file in this same repository.
The documents Expressions.nb, Lists.nb, Patterns.nb, Algebra.nb and Geometry.nb read in this order form an online textbook of Wolfram Mathematica.
The documents Brainfilling.nb, JavaExercises.nb, RandomArt.nb, Satisfiability.nb, SnakesAndLadders.nb, SuperEllipse.nb and WordProblems.nb are stand-alone tutorial articles about problem solving in this wonderful language.