This is a (partial) list of things named for Friedrich Wilhelm Bessel, a 19th-century German scholar who worked in astronomy, geodesy and mathematical sciences:
Astronomy, geodesy, astronomical bodies
1552 Bessel
Bessel's star; see 61 Cygni
Bessel (crater)
Bessel ellipsoid
Besselian elements
Besselian epoch
Bessel points
Repsoid–Bessel pendulum
Mathematics
Bessel's correction
Bessel's differential equation
Bessel's inequality
Bessel potential
Bessel potential spaces
Bessel process
Bessel and related functions
Bessel beam
Bessel filter
Bessel function
Bessel–Maitland function
Incomplete Bessel functions
Bessel polynomial
q-Bessel polynomials
Bessel series, see Fourier–Bessel series
Bessel window
Bessel–Clifford function
Fourier–Bessel series
Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
Hellenica World - Scientific Library
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