modular form times scalar = boom

[aghitza]

----------------------------------------------------------------------
| Sage Version 4.2.1, Release Date: 2009-11-14                       |
| Type notebook() for the GUI, and license() for information.        |
----------------------------------------------------------------------
sage: M = CuspForms(Gamma0(5*3^2), 2)
sage: f = M.basis()[0]
sage: f
q - q^4 + O(q^6)
sage: 2*f
2*q - 2*q^4 + O(q^6)
sage: f*2
---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)

/home/ghitza/.sage/temp/artin/19582/_home_ghitza__sage_init_sage_0.py in <module>()

/home/ghitza/sage-devel/local/lib/python2.6/site-packages/sage/modular/modform/element.pyc in __mul__(self, other)
    967         # boring case: scalar multiplication

    968         if not isinstance(other, ModularFormElement):
--> 969             return HeckeModuleElement.__mul__(self, other)
    970 
    971         # first ensure the levels are equal


NameError: global name 'HeckeModuleElement' is not defined

Component: modular forms

Author: Alex Ghitza

Reviewer: William Stein

Merged: sage-4.3.1.alpha0

Issue created by migration from https://trac.sagemath.org/ticket/7548

[aghitza]

comment:1

Well, the fix was embarrassingly trivial. Patch is attached.

[aghitza]

Author: Alex Ghitza

[aghitza]

Attachment: trac_7548.patch.gz

[williamstein]

comment:2

Looks good.

[mwhansen]

Reviewer: William Stein

[mwhansen]

Merged: sage-4.3.1.alpha0