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, Interval, Sum, one, six, subtract, two

# build up the expression from sub-expressions
sub_expr1 = [i]
expr = ExprTuple(Sum(index_or_indices = sub_expr1, summand = Add(i, two), domain = Interval(two, six)), Sum(index_or_indices = sub_expr1, summand = Add(subtract(i, one), two), domain = Interval(Add(two, one), Add(six, 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(\sum_{i = 2}^{6} \left(i + 2\right), \sum_{i = 2 + 1}^{6 + 1} \left(\left(i - 1\right) + 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: 4 operand: 6
2	Operation	operator: 4 operand: 7
3	ExprTuple	6
4	Literal
5	ExprTuple	7
6	Lambda	parameter: 27 body: 8
7	Lambda	parameter: 27 body: 10
8	Conditional	value: 11 condition: 12
9	ExprTuple	27
10	Conditional	value: 13 condition: 14
11	Operation	operator: 34 operands: 15
12	Operation	operator: 18 operands: 16
13	Operation	operator: 34 operands: 17
14	Operation	operator: 18 operands: 19
15	ExprTuple	27, 36
16	ExprTuple	27, 20
17	ExprTuple	21, 36
18	Literal
19	ExprTuple	27, 22
20	Operation	operator: 25 operands: 23
21	Operation	operator: 34 operands: 24
22	Operation	operator: 25 operands: 26
23	ExprTuple	36, 37
24	ExprTuple	27, 28
25	Literal
26	ExprTuple	29, 30
27	Variable
28	Operation	operator: 31 operand: 38
29	Operation	operator: 34 operands: 33
30	Operation	operator: 34 operands: 35
31	Literal
32	ExprTuple	38
33	ExprTuple	36, 38
34	Literal
35	ExprTuple	37, 38
36	Literal
37	Literal
38	Literal