Expression of type ExprTuple

from the theory of proveit.numbers.absolute_value

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, a, b, c
from proveit.core_expr_types import x_1_to_n
from proveit.numbers import Add

# build up the expression from sub-expressions
expr = ExprTuple(Add(a, b, x_1_to_n, c))

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 + b+ x_{1} +  x_{2} +  \ldots +  x_{n} + c\right)

stored_expr.style_options()

no style options

# display the expression information
stored_expr.expr_info()

	core type	sub-expressions	expression
0	ExprTuple	1
1	Operation	operator: 2 operands: 3
2	Literal
3	ExprTuple	4, 5, 6, 7
4	Variable
5	Variable
6	ExprRange	lambda_map: 8 start_index: 9 end_index: 10
7	Variable
8	Lambda	parameter: 14 body: 11
9	Literal
10	Variable
11	IndexedVar	variable: 12 index: 14
12	Variable
13	ExprTuple	14
14	Variable