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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, k, m
from proveit.numbers import Mod, Mult, Neg, frac, i, pi, two
from proveit.physics.quantum.QPE import _two_pow_t
In [2]:
# build up the expression from sub-expressions
sub_expr1 = Mod(m, _two_pow_t)
expr = ExprTuple(Neg(frac(Mult(two, pi, i, k, sub_expr1), _two_pow_t)), Neg(Mult(frac(Mult(two, pi, i, sub_expr1), _two_pow_t), 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(-\frac{2 \cdot \pi \cdot \mathsf{i} \cdot k \cdot \left(m ~\textup{mod}~ 2^{t}\right)}{2^{t}}, -\left(\frac{2 \cdot \pi \cdot \mathsf{i} \cdot \left(m ~\textup{mod}~ 2^{t}\right)}{2^{t}} \cdot k\right)\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: 4
operand: 6
2Operationoperator: 4
operand: 7
3ExprTuple6
4Literal
5ExprTuple7
6Operationoperator: 13
operands: 8
7Operationoperator: 17
operands: 9
8ExprTuple10, 25
9ExprTuple11, 15
10Operationoperator: 17
operands: 12
11Operationoperator: 13
operands: 14
12ExprTuple28, 19, 20, 15, 21
13Literal
14ExprTuple16, 25
15Variable
16Operationoperator: 17
operands: 18
17Literal
18ExprTuple28, 19, 20, 21
19Literal
20Literal
21Operationoperator: 22
operands: 23
22Literal
23ExprTuple24, 25
24Variable
25Operationoperator: 26
operands: 27
26Literal
27ExprTuple28, 29
28Literal
29Literal