# §11.4 Basic Properties

## §11.4(ii) Inequalities

11.4.13, .

where

and is the smallest of the numbers , , .

## §11.4(v) Recurrence Relations and Derivatives

where denotes either or .

## §11.4(vi) Derivatives with Respect to Order

For derivatives with respect to the order , see Apelblat (1989) and Brychkov and Geddes (2005).

## §11.4(vii) Zeros

For properties of zeros of see Steinig (1970).

For asymptotic expansions of zeros of see MacLeod (2002a).