Expression of type ExprTuple

from the theory of proveit.logic.booleans.disjunction

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 B, ExprTuple
from proveit.core_expr_types import A_1_to_m
from proveit.logic import Or

# build up the expression from sub-expressions
expr = ExprTuple(Or(A_1_to_m, B), Or(Or(A_1_to_m), 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(A_{1} \lor  A_{2} \lor  \ldots \lor  A_{m} \lor B, \left(A_{1} \lor  A_{2} \lor  \ldots \lor  A_{m}\right) \lor B\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: 7 operands: 3
2	Operation	operator: 7 operands: 4
3	ExprTuple	9, 6
4	ExprTuple	5, 6
5	Operation	operator: 7 operands: 8
6	Variable
7	Literal
8	ExprTuple	9
9	ExprRange	lambda_map: 10 start_index: 11 end_index: 12
10	Lambda	parameter: 16 body: 13
11	Literal
12	Variable
13	IndexedVar	variable: 14 index: 16
14	Variable
15	ExprTuple	16
16	Variable