Expression of type Forall

from the theory of proveit.numbers.rounding

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 n, x
from proveit.logic import Equals, Forall
from proveit.numbers import Add, Floor, Integer, Real

# build up the expression from sub-expressions
expr = Forall(instance_param_or_params = [x], instance_expr = Forall(instance_param_or_params = [n], instance_expr = Equals(Floor(Add(x, n)), Add(Floor(x), n)), domain = Integer), domain = Real)

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())

\forall_{x \in \mathbb{R}}~\left[\forall_{n \in \mathbb{Z}}~\left(\left\lfloor x + n\right\rfloor = \left(\left\lfloor x\right\rfloor + n\right)\right)\right]

stored_expr.style_options()

name	description	default	current value	related methods
with_wrapping	If 'True', wrap the Expression after the parameters	None	None/False	('with_wrapping',)
condition_wrapping	Wrap 'before' or 'after' the condition (or None).	None	None/False	('with_wrap_after_condition', 'with_wrap_before_condition')
wrap_params	If 'True', wraps every two parameters AND wraps the Expression after the parameters	None	None/False	('with_params',)
justification	justify to the 'left', 'center', or 'right' in the array cells	center	center	('with_justification',)

# display the expression information
stored_expr.expr_info()

	core type	sub-expressions	expression
0	Operation	operator: 6 operand: 2
1	ExprTuple	2
2	Lambda	parameter: 31 body: 3
3	Conditional	value: 4 condition: 5
4	Operation	operator: 6 operand: 9
5	Operation	operator: 17 operands: 8
6	Literal
7	ExprTuple	9
8	ExprTuple	31, 10
9	Lambda	parameter: 30 body: 12
10	Literal
11	ExprTuple	30
12	Conditional	value: 13 condition: 14
13	Operation	operator: 15 operands: 16
14	Operation	operator: 17 operands: 18
15	Literal
16	ExprTuple	19, 20
17	Literal
18	ExprTuple	30, 21
19	Operation	operator: 28 operand: 24
20	Operation	operator: 26 operands: 23
21	Literal
22	ExprTuple	24
23	ExprTuple	25, 30
24	Operation	operator: 26 operands: 27
25	Operation	operator: 28 operand: 31
26	Literal
27	ExprTuple	31, 30
28	Literal
29	ExprTuple	31
30	Variable
31	Variable