Function: mfDelta
Section: modular_forms
C-Name: mfDelta
Prototype:
Help: mfDelta(): mf corresponding to the Ramanujan Delta function.
Doc: mf structure corresponding to the Ramanujan Delta function $\Delta$.
 \bprog
 ? mfcoefs(mfDelta(),4)
 %1 = [0, 1, -24, 252, -1472]
 @eprog
