Bessel

• airy - Airy function
• j0   - Bessel, order 0
• j1   - Bessel, order 1
• jn   - Bessel, order n
• jv   - Bessel, noninteger order
• y0   - Bessel, second kind, order 0
• y1   - Bessel, second kind, order 1
• yn   - Bessel, second kind, order n
• yv   - Bessel, noninteger order
• i0   - modified Bessel, order 0
• i0e  - exponentially scaled i0
• i1   - modified Bessel, order 1
• i1e  - exponentially scaled i1
• iv   - modified Bessel, nonint. order
• k0   - modified Bessel, 3rd kind, order 0
• k0e  - exponentially scaled k0
• k1   - modified Bessel, 3rd kind, order 1
• k1e  - exponentially scaled k1
• kn   - modified Bessel, 3rd kind, order n