Expression of type ExprTuple

from the theory of proveit.physics.quantum.QPE

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.numbers import Exp, Mult, Neg, frac, one, pi, subtract, two
from proveit.physics.quantum.QPE import _delta_b_floor, _t

# build up the expression from sub-expressions
expr = ExprTuple(frac(one, two), two, pi, subtract(_delta_b_floor, Mult(l, Exp(two, Neg(_t)))), Exp(pi, Neg(one)))

expr:

# 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

# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())

\left(\frac{1}{2}, 2, \pi, \delta_{b_{\textit{f}}} - \left(l \cdot 2^{-t}\right), \pi^{-1}\right)

stored_expr.style_options()

name	description	default	current value	related methods
wrap_positions	position(s) at which wrapping is to occur; 'n' is after the nth comma.	()	()	('with_wrapping_at',)
justification	if any wrap positions are set, justify to the 'left', 'center', or 'right'	left	left	('with_justification',)

# display the expression information
stored_expr.expr_info()

	core type	sub-expressions	expression
0	ExprTuple	1, 26, 11, 2, 3
1	Operation	operator: 4 operands: 5
2	Operation	operator: 6 operands: 7
3	Operation	operator: 24 operands: 8
4	Literal
5	ExprTuple	19, 26
6	Literal
7	ExprTuple	9, 10
8	ExprTuple	11, 12
9	Operation	operator: 13 operand: 17
10	Operation	operator: 28 operand: 18
11	Literal
12	Operation	operator: 28 operand: 19
13	Literal
14	ExprTuple	17
15	ExprTuple	18
16	ExprTuple	19
17	Literal
18	Operation	operator: 20 operands: 21
19	Literal
20	Literal
21	ExprTuple	22, 23
22	Variable
23	Operation	operator: 24 operands: 25
24	Literal
25	ExprTuple	26, 27
26	Literal
27	Operation	operator: 28 operand: 30
28	Literal
29	ExprTuple	30
30	Literal