SphericalBesselJ¶ Spherical Bessel function of the first kind. $ wo 'SphericalBesselJ[0, 1.]' 0.8414709848078965 It threads over a list of arguments. $ wo 'SphericalBesselJ[0, {1., 2.}]' {0.8414709848078965, 0.45464871341284085}