harmonic function
quadratic function
spherical harmonics
simple root
cubic function
Laplacian
cubic equation
quadratic
approximant
elementary function
algebraic number
biquadratic
biquadrate
multifunction
fourth power
quartic
overrelaxation
Hankel function
polynomial function
d'Alembert operator
multiple root
cylinder function
recurrence relation
quadratic formula
Riccati equation
recursive definition
Laplace-Beltrami operator
Markov chain
Mellin transform
rational function
Markoff chain
logit
quartic function
Kronecker product
unknown
Abel polynomial
partial differential equation
logistic function
unknown quantity
multigrid
Hann function
antitrigonometric function
exponential equation
polysingularity
logarithmic trigonometric function
quantic
softmax
hypergeometric function
matrix operation
costate