# stf_sum¶

Graph.stf_sum(terms)

Create the sum of multiple sampleable functions.

Parameters

terms (list[Stf]) – The individual sampleable function $$\{v_j(t)\}$$ to sum.

Returns

The sampleable function of time $$\sum_j v_j(t)$$. It has the same shape as each of the terms that you provide.

Return type

Stf

hermitian_part()

Hermitian part of an Stf operator.

pwc_sum()

Corresponding operation for Pwcs.

stf_operator()

Create an Stf operator.

Notes

For more information on Stf nodes see the Working with time-dependent functions in Boulder Opal topic.