context.weight_zero()

The weight zero of a context.

Preconditions:

  • none
In [1]:
import vcsn
def context(ctx):
    return vcsn.context(ctx)
In [2]:
context('lal_char, b').weight_zero()
Out[2]:
$\bot$
In [3]:
context('lal_char, z').weight_zero()
Out[3]:
$0$
In [4]:
context('lal_char, zmin').weight_zero()
Out[4]:
$\infty$