Expression of type ExprTuple

from the theory of proveit.logic.booleans.quantification

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.core_expr_types import Q__x_1_to_m, R__x_1_to_m_y_1_to_n

# build up the expression from sub-expressions
expr = ExprTuple(Q__x_1_to_m, R__x_1_to_m_y_1_to_n)

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(Q\left(x_{1}, x_{2}, \ldots, x_{m}\right), R\left(x_{1}, x_{2}, \ldots, x_{m},y_{1}, y_{2}, \ldots, y_{n}\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: 3 operands: 4
2	Operation	operator: 5 operands: 6
3	Variable
4	ExprTuple	7
5	Variable
6	ExprTuple	7, 8
7	ExprRange	lambda_map: 9 start_index: 12 end_index: 10
8	ExprRange	lambda_map: 11 start_index: 12 end_index: 13
9	Lambda	parameter: 19 body: 14
10	Variable
11	Lambda	parameter: 19 body: 15
12	Literal
13	Variable
14	IndexedVar	variable: 16 index: 19
15	IndexedVar	variable: 17 index: 19
16	Variable
17	Variable
18	ExprTuple	19
19	Variable