Legendre Function of the First Kind

• Diameter (General)
• Diameter (Graph)
• Diamond
• Dice
• Dichroic Polynomial
• Dido's Problem
• Diesis
• Diffeomorphism
• Difference
• Difference Equation
• Trigonometry Values Pi/4
• Trigonometry Values Pi/5
• Trigonometry Values Pi/6
• Trigonometry Values Pi/7
• Trigonometry Values Pi/8
• Trigonometry Values Pi/9
• Trigyrate Rhombicosidodecahedron
• Trihedron
• Trilinear Coordinates
• Trilinear Line
• Trilinear Polar
• Trillion
• Trimagic Square
• Trimean
• Trimorphic Number