∫
√
π
Σ
∞
∂
e^{iπ} + 1 = 0
a² + b² = c²
x = (−b ± √(b²−4ac)) / 2a
sin²θ + cos²θ = 1
∫₀^∞ e^{−x²} dx = √π⁄2
d/dx eˣ = eˣ
Σ 1/n² = π²⁄6
log(ab) = log a + log b
nCr = n! / r!(n−r)!
φ = (1 + √5) / 2
V = ⁴⁄₃ π r³
|z| = √(a² + b²)
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