Each Representation Is Real

The three-headed dragon meme perfectly captures the multiple personalities of mathematical expressions! 😂 The first two heads look terrifying with their fancy notations (x∈ℝ and x∈(-∞,∞)), while the third derpy head is just stating the obvious with its tongue out (-∞ < x < ∞). All three expressions are saying the exact same thing: "x is any real number." But mathematicians just love making simple concepts look intimidating with different notations! It's like ordering "water" vs "dihydrogen monoxide" vs "that clear liquid stuff we drink." Same thing, drastically different vibes! This is basically every math textbook trying to look smart by using increasingly complex symbols for the exact same concept. I've definitely been the derpy dragon in math class before! 🐉