Expression of type ExprTuple

from the theory of proveit.numbers.addition

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.numbers import Add, Mult, four, nine, three, two, zero

# build up the expression from sub-expressions
expr = ExprTuple(Add(two, three, four, a, a, c, zero, c, b, b), Add(nine, Mult(two, a), Mult(two, c), Mult(two, b)))

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(2 + 3 + 4 + a + a + c + 0 + c + b + b, 9 + \left(2 \cdot a\right) + \left(2 \cdot c\right) + \left(2 \cdot b\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 operands: 3
2	Operation	operator: 4 operands: 5
3	ExprTuple	19, 6, 7, 17, 17, 18, 8, 18, 20, 20
4	Literal
5	ExprTuple	9, 10, 11, 12
6	Literal
7	Literal
8	Literal
9	Literal
10	Operation	operator: 15 operands: 13
11	Operation	operator: 15 operands: 14
12	Operation	operator: 15 operands: 16
13	ExprTuple	19, 17
14	ExprTuple	19, 18
15	Literal
16	ExprTuple	19, 20
17	Variable
18	Variable
19	Literal
20	Variable