FUNCTION :  _etanm -  symbolic form eta[n,m](tau)

CALLING SEQUENCE :  _etanm(n,m)                                                
                    

PARAMETERS :      n,m  - positive integers

SYNOPSIS :  _etanm(n,m) returns eta[n,m](tau)

EXAMPLES :   

> with(thetaids):

> _etanm(5,1);
                                eta[5, 1](tau)



SEE ALSO :  

_ETAnm, _ETAn, _etan