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Expression of type ExprTuple

from the theory of proveit.logic.booleans.disjunction

In [1]:
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, m
from proveit.core_expr_types import A_1_to_m
from proveit.logic import Boolean, Forall, InSet, Or
from proveit.numbers import NaturalPos
In [2]:
# build up the expression from sub-expressions
expr = ExprTuple(InSet(m, NaturalPos), Forall(instance_param_or_params = [A_1_to_m], instance_expr = InSet(Or(A_1_to_m), Boolean), domain = Boolean))
expr:
In [3]:
# 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
In [4]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\left(m \in \mathbb{N}^+, \forall_{A_{1}, A_{2}, \ldots, A_{m} \in \mathbb{B}}~\left(\left(A_{1} \lor  A_{2} \lor  \ldots \lor  A_{m}\right) \in \mathbb{B}\right)\right)
In [5]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
wrap_positionsposition(s) at which wrapping is to occur; 'n' is after the nth comma.()()('with_wrapping_at',)
justificationif any wrap positions are set, justify to the 'left', 'center', or 'right'leftleft('with_justification',)
In [6]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0ExprTuple1, 2
1Operationoperator: 24
operands: 3
2Operationoperator: 4
operand: 7
3ExprTuple23, 6
4Literal
5ExprTuple7
6Literal
7Lambdaparameters: 17
body: 8
8Conditionalvalue: 9
condition: 10
9Operationoperator: 24
operands: 11
10Operationoperator: 12
operands: 13
11ExprTuple14, 27
12Literal
13ExprTuple15
14Operationoperator: 16
operands: 17
15ExprRangelambda_map: 18
start_index: 22
end_index: 23
16Literal
17ExprTuple19
18Lambdaparameter: 30
body: 20
19ExprRangelambda_map: 21
start_index: 22
end_index: 23
20Operationoperator: 24
operands: 25
21Lambdaparameter: 30
body: 26
22Literal
23Variable
24Literal
25ExprTuple26, 27
26IndexedVarvariable: 28
index: 30
27Literal
28Variable
29ExprTuple30
30Variable