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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, e
from proveit.numbers import Add, Exp, Mult, Neg, frac, one, two
from proveit.physics.quantum.QPE import _two_pow__t_minus_one, _two_pow_t
In [2]:
# build up the expression from sub-expressions
sub_expr1 = Neg(e)
expr = ExprTuple(Add(Neg(_two_pow__t_minus_one), one, sub_expr1), Add(Neg(Mult(frac(one, Exp(two, one)), _two_pow_t)), one, sub_expr1))
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(-2^{t - 1} + 1 - e, -\left(\frac{1}{2^{1}} \cdot 2^{t}\right) + 1 - e\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: 20
operands: 3
2Operationoperator: 20
operands: 4
3ExprTuple5, 33, 7
4ExprTuple6, 33, 7
5Operationoperator: 28
operand: 11
6Operationoperator: 28
operand: 12
7Operationoperator: 28
operand: 13
8ExprTuple11
9ExprTuple12
10ExprTuple13
11Operationoperator: 30
operands: 14
12Operationoperator: 15
operands: 16
13Variable
14ExprTuple32, 17
15Literal
16ExprTuple18, 19
17Operationoperator: 20
operands: 21
18Operationoperator: 22
operands: 23
19Operationoperator: 30
operands: 24
20Literal
21ExprTuple27, 25
22Literal
23ExprTuple33, 26
24ExprTuple32, 27
25Operationoperator: 28
operand: 33
26Operationoperator: 30
operands: 31
27Literal
28Literal
29ExprTuple33
30Literal
31ExprTuple32, 33
32Literal
33Literal