- 曲面用兩圓編織美麗的曲面貝氏曲面貝氏曲線 (Bezier Surface)正四角錐兩側面夾角0 ≤ sinA sinB sinC ≤(√3/2)³-1 ≤ cosA cosB cosC ≤ 1/8-3/2 ≤ cosα + cosβ + cosγ ≤ 3-3 ≤ cosA+cosB+cosC ≤ 3/2cos(α) + cos(β) + cos(γ) 的對稱性-3/2 ≤ cosα + cosβ + cosγ ≤ 3-1/8 ≤ cosα cosβ cosγ ≤ 1-(√3/2)³ ≤ sinα sinβ sinγ ≤ (√3/2)³複數絕對值複數絕對值 2Double Integral旋轉體：8y² = x²(1 - x²)x^yModular Surface：1 / (1 + z²)
