Dive into the world of mathematical problem-solving with our comprehensive book on Olympiad-level challenges. Whether you are a beginner eager to explore the beauty of mathematical problems or an advanced reader seeking alternative solutions and generalizations, our book caters to all levels of expertise. Carefully curated problems cover Algebra, Geometry, Trigonometry, Number Theory, and Combinatorics, providing a diverse and engaging learning experience. The second edition introduces two new sections and over 60 additional problems with complete solutions, offering an enriched resource for both aspiring and seasoned mathematicians. Sharpen your skills and broaden your mathematical horizons with this must-have guide to Olympiad problem-solving

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Discover the comprehensive resource of the Linux Command Line and Shell Scripting Bible, offering hands-on tutorials, real-world insights, and reference materials. From basic commands to advanced scripting techniques, this book equips sysadmins and Linux enthusiasts with the knowledge to automate tasks, manage system resources, and unleash the full potential of the command line interface. Dive into creating shell scripts, mastering advanced scripting methods, and applying practical solutions in real-world scenarios. Whether you're a seasoned administrator or a home user, this guide empowers you to harness the full power of Linux for efficient system management and scripting prowess