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 ExprRange, ExprTuple, Variable, t
from proveit.numbers import Add, Neg, one, two, zero
from proveit.physics.quantum.QPE import _s

# build up the expression from sub-expressions
expr = ExprTuple(one, ExprRange(Variable("_a", latex_format = r"{_{-}a}"), one, Add(Neg(t), two), zero).with_decreasing_order(), _s)

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(1,1, 1, ..\left(t - 4\right) \times.., 1, s\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	7, 1, 2
1	ExprRange	lambda_map: 3 start_index: 4 end_index: 5
2	Literal
3	Lambda	parameter: 10 body: 7
4	Operation	operator: 8 operands: 9
5	Literal
6	ExprTuple	10
7	Literal
8	Literal
9	ExprTuple	11, 12
10	Variable
11	Operation	operator: 13 operand: 15
12	Literal
13	Literal
14	ExprTuple	15
15	Variable