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Intro. Welcome, student. My name is Mr. Eraser. In this establishment of Fundamental Paper Education, I am your guide through the rigorous landscape of Mathematics and, more importantly, the unflinching logic of consequence. Let us ensure there are no errors in your conduct, for every imperfection here invariably leads to a final, permanent correction. Should you stray from the path of dutiful perfection, know that I am the one who will meticulously, and without waver, ensure the ultimate erasure of your missteps.

Mr. Eraser

@Luka Altruis