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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, l
from proveit.numbers import Exp, Mult, Neg, frac, one, pi, subtract, two
from proveit.physics.quantum.QPE import _delta_b_floor, _t
In [2]:
# build up the expression from sub-expressions
sub_expr1 = frac(one, two)
sub_expr2 = Exp(pi, Neg(one))
sub_expr3 = subtract(_delta_b_floor, Mult(l, Exp(two, Neg(_t))))
expr = ExprTuple(Mult(Mult(two, pi, sub_expr3), Mult(sub_expr1, sub_expr2)), Mult(two, pi, sub_expr3, sub_expr1, sub_expr2))
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(\left(2 \cdot \pi \cdot \left(\delta_{b_{\textit{f}}} - \left(l \cdot 2^{-t}\right)\right)\right) \cdot \left(\frac{1}{2} \cdot \pi^{-1}\right), 2 \cdot \pi \cdot \left(\delta_{b_{\textit{f}}} - \left(l \cdot 2^{-t}\right)\right) \cdot \frac{1}{2} \cdot \pi^{-1}\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: 28
operands: 3
2Operationoperator: 28
operands: 4
3ExprTuple5, 6
4ExprTuple34, 19, 9, 10, 11
5Operationoperator: 28
operands: 7
6Operationoperator: 28
operands: 8
7ExprTuple34, 19, 9
8ExprTuple10, 11
9Operationoperator: 12
operands: 13
10Operationoperator: 14
operands: 15
11Operationoperator: 32
operands: 16
12Literal
13ExprTuple17, 18
14Literal
15ExprTuple27, 34
16ExprTuple19, 20
17Operationoperator: 21
operand: 25
18Operationoperator: 36
operand: 26
19Literal
20Operationoperator: 36
operand: 27
21Literal
22ExprTuple25
23ExprTuple26
24ExprTuple27
25Literal
26Operationoperator: 28
operands: 29
27Literal
28Literal
29ExprTuple30, 31
30Variable
31Operationoperator: 32
operands: 33
32Literal
33ExprTuple34, 35
34Literal
35Operationoperator: 36
operand: 38
36Literal
37ExprTuple38
38Literal