Expression of type ExprTuple

from the theory of proveit.numbers.addition.subtraction

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, b, d
from proveit.core_expr_types import a_1_to_i, c_1_to_j, e_1_to_k
from proveit.numbers import Add, Neg

# build up the expression from sub-expressions
expr = ExprTuple(Add(a_1_to_i, b, c_1_to_j, Neg(d), e_1_to_k), Add(a_1_to_i, c_1_to_j, e_1_to_k))

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(a_{1} +  a_{2} +  \ldots +  a_{i} + b+ c_{1} +  c_{2} +  \ldots +  c_{j} - d+ e_{1} +  e_{2} +  \ldots +  e_{k}, a_{1} +  a_{2} +  \ldots +  a_{i}+ c_{1} +  c_{2} +  \ldots +  c_{j}+ e_{1} +  e_{2} +  \ldots +  e_{k}\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 operands: 3
2	Operation	operator: 4 operands: 5
3	ExprTuple	8, 6, 9, 7, 10
4	Literal
5	ExprTuple	8, 9, 10
6	Variable
7	Operation	operator: 11 operand: 20
8	ExprRange	lambda_map: 13 start_index: 18 end_index: 14
9	ExprRange	lambda_map: 15 start_index: 18 end_index: 16
10	ExprRange	lambda_map: 17 start_index: 18 end_index: 19
11	Literal
12	ExprTuple	20
13	Lambda	parameter: 28 body: 21
14	Variable
15	Lambda	parameter: 28 body: 22
16	Variable
17	Lambda	parameter: 28 body: 23
18	Literal
19	Variable
20	Variable
21	IndexedVar	variable: 24 index: 28
22	IndexedVar	variable: 25 index: 28
23	IndexedVar	variable: 26 index: 28
24	Variable
25	Variable
26	Variable
27	ExprTuple	28
28	Variable