Curvature Scalar
The curvature scalar is given by
where
is the Metric Tensor and 
is the Ricci Tensor.See also Curvature, Gaussian Curvature, Mean Curvature, Metric Tensor, Radius of Curvature,Ricci Tensor, Riemann-Christoffel Tensor- Laman's Theorem
- Lambda Calculus
- Lambda Function
- Lambda Group
- Lambda Hypergeometric Function
- Lambert Azimuthal Equal-Area Projection
- Lambert Conformal Conic Projection
- Lambert Series
- Lambert's Method
- Lambert's Transcendental Equation
- Lambert's W-Function
- Lamina
- Laminated Lattice
- Lam's Problem
- Lamé Curve
- Lamé Function
- Lamé's Differential Equation
- Lamé's Differential Equation (Types)
- Lamé's Theorem
- Lancret Equation
- Lancret's Theorem
- Lanczos Approximation
- Lanczos Sigma Factor
- Landau Constant
- Landau-Kolmogorov Constants