import proveit
from proveit.physics.quantum.QPE import _t_in_natural_pos
theory = proveit.Theory() # the theorem's theory
%proving _two_pow_t_is_nat_pos
# Recall that t (represented by the Literal t_)
# denotes the number of Qbits in the input register.
# Considered an axiom that t is a positive natural number
%qed