Mathematisa | Math Animations on Instagram: "✨ Euler’s Formula in Action! ✨ In the 18th century, the brilliant mathematician Leonhard Euler introduced the identity e^iθ = cosθ + i sinθ This reel shows how it represents the unit circle and how cosine and sine naturally emerge from the exponential form — a perspective every math student, engineering learner, and physics enthusiast should know!#euler #Engineering #mathematisa #reels #trending #fyp #mathematics Most beautiful equation in mathematics