Matrix Logic vs Construct

Matrix Logic is a minimalist, powerful matrix calculator designed for students, engineers, and anyone working with linear algebra. OPERATIONS • Addition and subtraction • Multiplication • Transpose • Determinant • Inverse • LU Decomposition (PA = LU) • QR Decomposition (A = QR) • Eigenvalues • Linear systems (Ax = b) FEATURES • Matrices up to 11×11 • Clean dark Casio-inspired interface • Full calculation history — tap any entry to restore inputs and result • Copy and paste matrices between calculations • Swap Matrix A ↔ B instantly • Share results as text • Available in English, Spanish, Dutch, German and Russian Designed to be fast, precise and distraction-free. No subscription. No ads. Completely free.

Replace doom scrolling with lessons from the greatest minds in history. Construct turns the habits and methods of history's greatest minds into short video lessons, smart games, and real-life practice. A few minutes a day to get smarter, remember more, and become the sharpest person in the room. Most learning apps give you facts about great people. Construct gives you their playbook. WATCH SHORT VIDEO LESSONS Travel through the lives of Nikola Tesla, Leonardo da Vinci, Marcus Aurelius, Napoleon, and more. Each course breaks down how they actually thought, decided, and created, in short cinematic lessons you can finish in minutes. New minds are added regularly. APPLY WHAT YOU LEARN IN REAL LIFE Every lesson ends with a real action. You don't just learn what they did, you practice their methods the same day: at work, in conversations, and in your own projects. MASTER YOUR MEMORY Learn the techniques memory champions use for real. Build a Mind Palace, use the Link Method, and remember the name of everyone you meet. PLAY SMART BRAIN GAMES Practice what you learn with games built around memory, attention, reasoning, and speed. Each game gets harder as you improve, so you're always challenged at the right level. TRACK YOUR PROGRESS DAILY Keep your streak alive, level up through each course, and watch the habit build one day at a time. WHO CONSTRUCT IS FOR - Founders and builders who want to think like the people who built history - Ambitious people who want to be sharper at work and in conversation - Self-learners who love history, philosophy, and big ideas - Anyone who wants to spend less time scrolling and more time growing WHY NOW The average person spends hours a day scrolling feeds designed to take their attention. Construct is built for the opposite: a few focused minutes a day with the minds that shaped the world, and the methods that made them great. Questions or ideas? Email us at support@construct.app — — — Construct offers an auto-renewing subscription. Payment is charged to your Apple ID at confirmation of purchase and renews automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple ID account settings. Terms of Service: https://construct.app/terms-of-use Privacy Policy: https://construct.app/privacy-policy EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/