logo

Expression of type ExprTuple

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 import ExprTuple, k, m
from proveit.numbers import Exp, Mult, Neg, e, frac, i, pi, two
from proveit.physics.quantum.QPE import _phase, _two_pow_t
In [2]:
# build up the expression from sub-expressions
sub_expr1 = Exp(Exp(e, Neg(frac(Mult(two, pi, i, m), _two_pow_t))), k)
expr = ExprTuple(Mult(sub_expr1, Exp(e, Mult(two, pi, i, _phase, k))), Mult(sub_expr1, Exp(Exp(e, Mult(two, pi, i, _phase)), k)))
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((\mathsf{e}^{-\frac{2 \cdot \pi \cdot \mathsf{i} \cdot m}{2^{t}}})^{k} \cdot \mathsf{e}^{2 \cdot \pi \cdot \mathsf{i} \cdot \varphi \cdot k}, (\mathsf{e}^{-\frac{2 \cdot \pi \cdot \mathsf{i} \cdot m}{2^{t}}})^{k} \cdot (\mathsf{e}^{2 \cdot \pi \cdot \mathsf{i} \cdot \varphi})^{k}\right)
In [5]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
wrap_positionsposition(s) at which wrapping is to occur; 'n' is after the nth comma.()()('with_wrapping_at',)
justificationif any wrap positions are set, justify to the 'left', 'center', or 'right'leftleft('with_justification',)
In [6]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0ExprTuple1, 2
1Operationoperator: 30
operands: 3
2Operationoperator: 30
operands: 4
3ExprTuple6, 5
4ExprTuple6, 7
5Operationoperator: 32
operands: 8
6Operationoperator: 32
operands: 9
7Operationoperator: 32
operands: 10
8ExprTuple19, 11
9ExprTuple12, 17
10ExprTuple13, 17
11Operationoperator: 30
operands: 14
12Operationoperator: 32
operands: 15
13Operationoperator: 32
operands: 16
14ExprTuple37, 34, 35, 25, 17
15ExprTuple19, 18
16ExprTuple19, 20
17Variable
18Operationoperator: 21
operand: 24
19Literal
20Operationoperator: 30
operands: 23
21Literal
22ExprTuple24
23ExprTuple37, 34, 35, 25
24Operationoperator: 26
operands: 27
25Literal
26Literal
27ExprTuple28, 29
28Operationoperator: 30
operands: 31
29Operationoperator: 32
operands: 33
30Literal
31ExprTuple37, 34, 35, 36
32Literal
33ExprTuple37, 38
34Literal
35Literal
36Variable
37Literal
38Literal