Expression of type ExprTuple

from the theory of proveit.trigonometry

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, theta
from proveit.numbers import Abs, Add, Mult, frac, pi, subtract, two

# build up the expression from sub-expressions
expr = ExprTuple(frac(Abs(subtract(Add(Mult(two, pi, theta), pi), pi)), two), frac(Mult(two, pi, Abs(theta)), two))

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(\frac{\left|\left(\left(2 \cdot \pi \cdot \theta\right) + \pi\right) - \pi\right|}{2}, \frac{2 \cdot \pi \cdot \left|\theta\right|}{2}\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	6, 24
4	Literal
5	ExprTuple	7, 24
6	Operation	operator: 13 operand: 10
7	Operation	operator: 22 operands: 9
8	ExprTuple	10
9	ExprTuple	24, 25, 11
10	Operation	operator: 17 operands: 12
11	Operation	operator: 13 operand: 26
12	ExprTuple	15, 16
13	Literal
14	ExprTuple	26
15	Operation	operator: 17 operands: 18
16	Operation	operator: 19 operand: 25
17	Literal
18	ExprTuple	21, 25
19	Literal
20	ExprTuple	25
21	Operation	operator: 22 operands: 23
22	Literal
23	ExprTuple	24, 25, 26
24	Literal
25	Literal
26	Variable