Expression of type ExprTuple

from the theory of proveit.logic.sets.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
from proveit.logic import Difference, InSet, NotInSet, Or, Set
from proveit.numbers import five, four, one, three, two

# build up the expression from sub-expressions
sub_expr1 = Set(one, two, three, four, five)
sub_expr2 = Set(one, two, three)
expr = ExprTuple(NotInSet(four, Difference(sub_expr1, sub_expr2)), Or(NotInSet(four, sub_expr1), InSet(four, sub_expr2)))

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(4 \notin \left(\left\{1, 2, 3, 4, 5\right\} - \left\{1, 2, 3\right\}\right), \left(4 \notin \left\{1, 2, 3, 4, 5\right\}\right) \lor \left(4 \in \left\{1, 2, 3\right\}\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 operands: 3
2	Operation	operator: 4 operands: 5
3	ExprTuple	20, 6
4	Literal
5	ExprTuple	7, 8
6	Operation	operator: 9 operands: 10
7	Operation	operator: 11 operands: 12
8	Operation	operator: 13 operands: 14
9	Literal
10	ExprTuple	15, 16
11	Literal
12	ExprTuple	20, 15
13	Literal
14	ExprTuple	20, 16
15	Operation	operator: 18 operands: 17
16	Operation	operator: 18 operands: 19
17	ExprTuple	22, 23, 24, 20, 21
18	Literal
19	ExprTuple	22, 23, 24
20	Literal
21	Literal
22	Literal
23	Literal
24	Literal