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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 Exp, Mult, Neg, e, frac, i, one, pi, two
from proveit.physics.quantum.QPE import _phase, _t, _two_pow_t
In [2]:
# build up the expression from sub-expressions
expr = ExprTuple(Exp(e, Mult(two, pi, i, _phase, k)), Mult(frac(one, Exp(two, frac(_t, two))), Exp(e, Neg(frac(Mult(two, pi, i, k, m), _two_pow_t)))))
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}^{2 \cdot \pi \cdot \mathsf{i} \cdot \varphi \cdot k}, \frac{1}{2^{\frac{t}{2}}} \cdot \mathsf{e}^{-\frac{2 \cdot \pi \cdot \mathsf{i} \cdot k \cdot m}{2^{t}}}\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: 26
operands: 4
3ExprTuple14, 5
4ExprTuple6, 7
5Operationoperator: 26
operands: 8
6Operationoperator: 22
operands: 9
7Operationoperator: 28
operands: 10
8ExprTuple34, 30, 31, 11, 32
9ExprTuple12, 13
10ExprTuple14, 15
11Literal
12Literal
13Operationoperator: 28
operands: 16
14Literal
15Operationoperator: 17
operand: 20
16ExprTuple34, 19
17Literal
18ExprTuple20
19Operationoperator: 22
operands: 21
20Operationoperator: 22
operands: 23
21ExprTuple35, 34
22Literal
23ExprTuple24, 25
24Operationoperator: 26
operands: 27
25Operationoperator: 28
operands: 29
26Literal
27ExprTuple34, 30, 31, 32, 33
28Literal
29ExprTuple34, 35
30Literal
31Literal
32Variable
33Variable
34Literal
35Literal