EffectiveInterest[r, q] gives the effective interest rate corresponding to interest specification r, compounded at time intervals q.
FourierTransform[expr, t, \[Omega]] gives the symbolic Fourier transform of expr. FourierTransform[expr, {t_1, t_2, ...}, {\[Omega]_1, \[Omega]_2, ...}] gives the ...
HermiteDecomposition[m] gives the Hermite normal form decomposition of an integer matrix m.
Indeterminate is a symbol that represents a numerical quantity whose magnitude cannot be determined.
InverseEllipticNomeQ[q] gives the parameter m corresponding to the nome q in an elliptic function.
InverseFourierTransform[expr, \[Omega], t] gives the symbolic inverse Fourier transform of expr. InverseFourierTransform[expr, {\[Omega]_1, \[Omega]_2, \ ...}, {t_1, t_2, ...
LaplaceTransform[expr, t, s] gives the Laplace transform of expr. LaplaceTransform[expr, {t_1, t_2, ...}, {s_1, s_2, ...}] gives the multidimensional Laplace transform of ...
LogLikelihood[dist, {x_1, x_2, ...}] gives the log-likelihood function for observations x_1, x_2, ... from the distribution dist.
LucasL
(Built-in Mathematica Symbol) LucasL[n] gives the Lucas number L_n.LucasL[n, x] gives the Lucas polynomial L_n (x).
LUDecomposition[m] generates a representation of the LU decomposition of a square matrix m.