Mathematicians ranking their proof techniques like they're competitive Smash Bros characters, and honestly? The chaos is *chef's kiss*. S-tier naturally includes "Proof by asking a toddler on the street" and "Proof by intimidation" because nothing says mathematical rigor like scaring your theorem into submission or consulting a three-year-old's unfiltered wisdom. Meanwhile, "Direct Proof" is chilling in A-tier like it's not literally the foundation of mathematics—apparently being straightforward is overrated. B-tier is where the modern era shines: "Proof by ChatGPT" sitting comfortably next to "Proof by Stack Overflow" because why do the work yourself when the internet hivemind exists? "Proof by Intuition" is there too, which is just fancy talk for "trust me bro, it feels right." Down in D-tier we've got "Proof by Exhaustion" and "Closed Chain Inference"—the methods so tedious that even mathematicians are like "yeah, it works, but at what cost?" Your wrist hurts, your soul is drained, but hey, QED. The real crime? "Proof by Induction" languishing in C-tier when it's literally carrying half of discrete mathematics on its back. Put some respect on the domino effect's name!

Euclidean geometry walks into a bar and confidently declares that equilateral right triangles are impossible. Then spherical geometry enters the chat. On a sphere's surface, you can absolutely construct a triangle with three 90-degree angles—just take three great circle arcs connecting the poles to equator points. Each corner? A perfect right angle. Euclidean geometry's smug certainty gets obliterated faster than a grad student's confidence during their first committee meeting. The beauty here is that on curved surfaces, all those rules you memorized in high school geometry become adorably quaint suggestions. Triangle angles summing to 180°? Not on my spherical watch. Parallel lines never meeting? Try again. It's like discovering your entire mathematical childhood was a lie, but in the most geometrically satisfying way possible.

The Fast Fourier Transform (FFT) revolutionized signal processing with its O(n log n) complexity, turning what would've been an O(n²) nightmare into something actually computable. But OpenAI apparently said "hold my training data" and somehow achieved O(n(log n)^(1-10^-13)), which is like... marginally better? That exponent is so close to 1 that it's practically negligible in real-world scenarios, but technically superior by the tiniest mathematical hair. The DFT (Discrete Fourier Transform) breaks down signals into their frequency components—think of it as decomposing a complex sound wave into individual musical notes. The FFT was already legendary for making this feasible on actual computers, but OpenAI's algorithm squeezes out that microscopic improvement. It's the computational equivalent of winning an Olympic race by a nanosecond and doing a full victory lap about it. Technically impressive? Absolutely. Practically game-changing for most applications? Debatable. But hey, when you're in the algorithm optimization game, even 10^-13 improvements are worth bragging rights.

For those blissfully unaware, Grigori Perelman is the Russian mathematician who solved the Poincaré Conjecture—one of the seven Millennium Prize Problems worth a cool million dollars—and then promptly told everyone to shove their money and medals where the sun doesn't shine. He declined the Fields Medal (basically the Nobel Prize of math), refused the prize money, and went full hermit mode. So naturally, when people criticized his favorite mathematicians, questioned his ethics, or—heaven forbid—commented on his hair, they were basically asking for a one-way ticket to getting intellectually demolished by someone who operates on a plane of existence most of us can't even comprehend. The checkboxes are comedy gold because they capture every flavor of disrespect this man endured: plagiarism accusations (he literally proved something unsolvable for a century), interview spam (leave the man alone!), aesthetic judgments about his appearance (because that's what matters when you've revolutionized topology), and the audacity of people wanting him to solve MORE problems like he's some kind of mathematical vending machine. That final pledge at the bottom? *Chef's kiss.* Your apology better be as loud as your disrespect was—a lesson the entire internet could benefit from, honestly.