Mathematics Starting from π=1: Into the World Before Counting

One day, I suddenly wondered.What would happen to mathematics if we defined pi as 1?At first, it was just a thought ...

Does Adding 'Tags' to Knowledge You Want to Remember Change How You Study? — A Memory Technique Considered Across 10 Subjects: English, Math, Classical Jap…

I wrote English words over and over. I memorized math formulas. I read my world history textbook repeatedly.However, when it ...