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Expression of type Exp

from the theory of proveit.physics.quantum.QPE

In [1]:
import proveit
# Automation is not needed when building an expression:
proveit.defaults.automation = False # This will speed things up.
proveit.defaults.inline_pngs = False # Makes files smaller.
%load_expr # Load the stored expression as 'stored_expr'
# import Expression classes needed to build the expression
from proveit.numbers import Exp, frac, one, two
from proveit.physics.quantum.QPE import _t
In [2]:
# build up the expression from sub-expressions
expr = Exp(frac(one, Exp(two, frac(_t, two))), two)
expr:
In [3]:
# check that the built expression is the same as the stored expression
assert expr == stored_expr
assert expr._style_id == stored_expr._style_id
print("Passed sanity check: expr matches stored_expr")
Passed sanity check: expr matches stored_expr
In [4]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\left(\frac{1}{2^{\frac{t}{2}}}\right)^{2}
In [5]:
stored_expr.style_options()
no style options
In [6]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0Operationoperator: 6
operands: 1
1ExprTuple2, 12
2Operationoperator: 9
operands: 3
3ExprTuple4, 5
4Literal
5Operationoperator: 6
operands: 7
6Literal
7ExprTuple12, 8
8Operationoperator: 9
operands: 10
9Literal
10ExprTuple11, 12
11Literal
12Literal