4.11.1.1 PowerSeriesRing Objects

class PowerSeriesRing
PowerSeriesRing( base_ring, [variable=t])

Instances of class PowerSeriesRing have the following functions (in addition to inherited functions and special functions):

base_ring,$  $ characteristic,$  $ gen,$  $ is_atomic_repr,$  $ is_field,$  $ is_finite,$  $ laurent_series_ring,$  $ name,$  $ ngens,$  $ random,$  $ set_variable,$  $ variable

Further documentation:

laurent_series_ring( )

If this is the power series ring R[[t]], return the Laurent series ring R((t)).

Instances of class PowerSeriesRing also have the following special functions:

__call__,$  $ __cmp__,$  $ __contains__

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