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Notations

Notations Y

y ν , m
zeros of the Bessel function Yν(x); §10.21(i)
y ν , m
zeros of the Bessel function derivative Yν(x); §10.21(i)
y n ( x ) = y n ( x ; 2 )
other notation; (18.34.2)
(with yn(x;a): Bessel polynomial)
y n ( z ) = 𝗒 n ( z )
notation used by Abramowitz and Stegun (1964); §10.1
(with 𝗒n(z): spherical Bessel function of the second kind)
𝗒 n ( z )
spherical Bessel function of the second kind; (10.47.4)
Y ~ ν ( x )
Bessel function of imaginary order; (10.24.2)
Y ν ( z )
Bessel function of the second kind; (10.2.3)
Y l , m ( θ , ϕ )
spherical harmonic; (14.30.1)
y n ( x ; a )
Bessel polynomial; (18.34.1)
Y l m ( θ , ϕ )
surface harmonic of the first kind; (14.30.2)
y n ( x ; a , b ) = y n ( 2 x / b ; a )
other notation; (18.34.3)
(with yn(x;a): Bessel polynomial)