Solve problems with step-by-step solutions. Input equations for automatic solving and animated explanations. Access over 1,000 sample problems. Use scientific and graphing calculators. Track progress and review detailed solutions.
Learn regular expressions through structured lessons covering beginner to expert levels. Complete interactive exercises to practice and apply patterns. Solve real-world challenges to improve proficiency.
Translate Hungarian-English and English-Hungarian words with instant results. Search from either language. Includes over 111,000 entries. Access offline without internet. Features modern terms and expressions.
Learn concepts through concise lessons and shortcuts for solving complex problems. Access practice problems, review key formulas, and track progress with built-in quizzes.
A Common Lisp environment with an editor for file saving, syntax highlighting, and basic auto-indent. Includes a command line, debug dialog, and support for Swank/Slime and Quicklisp. Supports S-expression copy-paste and simple search.
Learn basic math concepts through interactive gameplay. Solve puzzles to understand and operations. Track progress and receive feedback. Access additional features with a special account for teachers and students.
Create and share digital artwork with drawing tools and palettes. Customize brush settings and layers. Save and export drawings in various formats. Collaborate in real-time with others.