Expression of type ExprTuple

from the theory of proveit.numbers.summation

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, i
from proveit.numbers import Add, Exp, Interval, Sum, five, nine, one, six, two

# build up the expression from sub-expressions
sub_expr1 = [i]
sub_expr2 = Exp(i, two)
expr = ExprTuple(Sum(index_or_indices = sub_expr1, summand = sub_expr2, domain = Interval(one, nine)), Add(Sum(index_or_indices = sub_expr1, summand = sub_expr2, domain = Interval(one, five)), Sum(index_or_indices = sub_expr1, summand = sub_expr2, domain = Interval(six, nine))))

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(\sum_{i = 1}^{9} i^{2}, \left(\sum_{i = 1}^{5} i^{2}\right) + \left(\sum_{i = 6}^{9} i^{2}\right)\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, 2
1	Operation	operator: 11 operand: 6
2	Operation	operator: 4 operands: 5
3	ExprTuple	6
4	Literal
5	ExprTuple	7, 8
6	Lambda	parameter: 32 body: 9
7	Operation	operator: 11 operand: 14
8	Operation	operator: 11 operand: 15
9	Conditional	value: 22 condition: 13
10	ExprTuple	14
11	Literal
12	ExprTuple	15
13	Operation	operator: 28 operands: 16
14	Lambda	parameter: 32 body: 17
15	Lambda	parameter: 32 body: 19
16	ExprTuple	32, 20
17	Conditional	value: 22 condition: 21
18	ExprTuple	32
19	Conditional	value: 22 condition: 23
20	Operation	operator: 35 operands: 24
21	Operation	operator: 28 operands: 25
22	Operation	operator: 26 operands: 27
23	Operation	operator: 28 operands: 29
24	ExprTuple	37, 40
25	ExprTuple	32, 30
26	Literal
27	ExprTuple	32, 31
28	Literal
29	ExprTuple	32, 33
30	Operation	operator: 35 operands: 34
31	Literal
32	Variable
33	Operation	operator: 35 operands: 36
34	ExprTuple	37, 38
35	Literal
36	ExprTuple	39, 40
37	Literal
38	Literal
39	Literal
40	Literal