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Expression of type Less

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.numbers import Abs, Less, Mult, frac, one, pi, two
from proveit.physics.quantum.QPE import _delta_b_round, _two_pow_t
from proveit.trigonometry import Sin
In [2]:
# build up the expression from sub-expressions
sub_expr1 = Abs(_delta_b_round)
expr = Less(frac(two, pi), Mult(frac(one, _two_pow_t), frac(Sin(Mult(_two_pow_t, pi, sub_expr1)), Sin(Mult(pi, 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())
\frac{2}{\pi} < \left(\frac{1}{2^{t}} \cdot \frac{\sin{\left(2^{t} \cdot \pi \cdot \left|\delta_{b_{\textit{r}}}\right|\right)}}{\sin{\left(\pi \cdot \left|\delta_{b_{\textit{r}}}\right|\right)}}\right)
In [5]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
operation'infix' or 'function' style formattinginfixinfix
wrap_positionsposition(s) at which wrapping is to occur; '2 n - 1' is after the nth operand, '2 n' is after the nth operation.()()('with_wrapping_at', 'with_wrap_before_operator', 'with_wrap_after_operator', 'without_wrapping', 'wrap_positions')
justificationif any wrap positions are set, justify to the 'left', 'center', or 'right'centercenter('with_justification',)
directionDirection of the relation (normal or reversed)normalnormal('with_direction_reversed', 'is_reversed')
In [6]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0Operationoperator: 1
operands: 2
1Literal
2ExprTuple3, 4
3Operationoperator: 10
operands: 5
4Operationoperator: 21
operands: 6
5ExprTuple30, 24
6ExprTuple7, 8
7Operationoperator: 10
operands: 9
8Operationoperator: 10
operands: 11
9ExprTuple12, 23
10Literal
11ExprTuple13, 14
12Literal
13Operationoperator: 16
operand: 18
14Operationoperator: 16
operand: 19
15ExprTuple18
16Literal
17ExprTuple19
18Operationoperator: 21
operands: 20
19Operationoperator: 21
operands: 22
20ExprTuple23, 24, 25
21Literal
22ExprTuple24, 25
23Operationoperator: 26
operands: 27
24Literal
25Operationoperator: 28
operand: 32
26Literal
27ExprTuple30, 31
28Literal
29ExprTuple32
30Literal
31Literal
32Operationoperator: 33
operand: 35
33Literal
34ExprTuple35
35Literal