Expression of type ExprTuple

from the theory of proveit.numbers.division

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 Exp, Mult, Neg, four, frac, one, three, two

# build up the expression from sub-expressions
sub_expr1 = Exp(c, Neg(one))
expr = ExprTuple(Mult(Mult(frac(four, three), a, b), Mult(frac(three, two), sub_expr1)), Mult(two, a, b, sub_expr1))

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(\left(\frac{4}{3} \cdot a \cdot b\right) \cdot \left(\frac{3}{2} \cdot c^{-1}\right), 2 \cdot a \cdot b \cdot c^{-1}\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: 8 operands: 3
2	Operation	operator: 8 operands: 4
3	ExprTuple	5, 6
4	ExprTuple	22, 11, 12, 14
5	Operation	operator: 8 operands: 7
6	Operation	operator: 8 operands: 9
7	ExprTuple	10, 11, 12
8	Literal
9	ExprTuple	13, 14
10	Operation	operator: 16 operands: 15
11	Variable
12	Variable
13	Operation	operator: 16 operands: 17
14	Operation	operator: 18 operands: 19
15	ExprTuple	20, 21
16	Literal
17	ExprTuple	21, 22
18	Literal
19	ExprTuple	23, 24
20	Literal
21	Literal
22	Literal
23	Variable
24	Operation	operator: 25 operand: 27
25	Literal
26	ExprTuple	27
27	Literal