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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.logic import Forall, InSet
from proveit.numbers import Exp, Real, Sum, frac, one, two
from proveit.physics.quantum.QPE import _diff_l_scaled_delta_floor, _neg_domain
In [2]:
# build up the expression from sub-expressions
sub_expr1 = [l]
sub_expr2 = frac(one, Exp(_diff_l_scaled_delta_floor, two))
expr = ExprTuple(Forall(instance_param_or_params = sub_expr1, instance_expr = InSet(sub_expr2, Real), domain = _neg_domain), InSet(Sum(index_or_indices = sub_expr1, summand = sub_expr2, domain = _neg_domain), Real))
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(\forall_{l \in \{-2^{t - 1} + 1~\ldotp \ldotp~-\left(e + 1\right)\}}~\left(\frac{1}{\left(l - \left(2^{t} \cdot \delta_{b_{\textit{f}}}\right)\right)^{2}} \in \mathbb{R}\right), \left(\sum_{l = -2^{t - 1} + 1}^{-\left(e + 1\right)} \frac{1}{\left(l - \left(2^{t} \cdot \delta_{b_{\textit{f}}}\right)\right)^{2}}\right) \in \mathbb{R}\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: 3
operand: 6
2Operationoperator: 21
operands: 5
3Literal
4ExprTuple6
5ExprTuple7, 16
6Lambdaparameter: 34
body: 8
7Operationoperator: 9
operand: 12
8Conditionalvalue: 11
condition: 18
9Literal
10ExprTuple12
11Operationoperator: 21
operands: 13
12Lambdaparameter: 34
body: 15
13ExprTuple17, 16
14ExprTuple34
15Conditionalvalue: 17
condition: 18
16Literal
17Operationoperator: 19
operands: 20
18Operationoperator: 21
operands: 22
19Literal
20ExprTuple62, 23
21Literal
22ExprTuple34, 24
23Operationoperator: 50
operands: 25
24Operationoperator: 26
operands: 27
25ExprTuple28, 56
26Literal
27ExprTuple29, 30
28Operationoperator: 54
operands: 31
29Operationoperator: 54
operands: 32
30Operationoperator: 60
operand: 37
31ExprTuple34, 35
32ExprTuple36, 62
33ExprTuple37
34Variable
35Operationoperator: 60
operand: 41
36Operationoperator: 60
operand: 42
37Operationoperator: 54
operands: 40
38ExprTuple41
39ExprTuple42
40ExprTuple43, 62
41Operationoperator: 44
operands: 45
42Operationoperator: 50
operands: 46
43Variable
44Literal
45ExprTuple47, 48
46ExprTuple56, 49
47Operationoperator: 50
operands: 51
48Operationoperator: 52
operand: 57
49Operationoperator: 54
operands: 55
50Literal
51ExprTuple56, 58
52Literal
53ExprTuple57
54Literal
55ExprTuple58, 59
56Literal
57Literal
58Literal
59Operationoperator: 60
operand: 62
60Literal
61ExprTuple62
62Literal