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In [1]:
import proveit
# Automation is not needed when only building an expression:
proveit.defaults.automation = False # This will speed things up.
proveit.defaults.inline_pngs = False # Makes files smaller.
%load_theorem_expr # Load the stored theorem expression as 'stored_expr'
# import the special expression
from proveit.logic.booleans.disjunction import false_eval
In [2]:
# check that the built expression is the same as the stored expression
assert false_eval.expr == stored_expr
assert false_eval.expr._style_id == stored_expr._style_id
print("Passed sanity check: false_eval matches stored_expr")
Passed sanity check: false_eval matches stored_expr
In [3]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\forall_{m \in \mathbb{N}}~\left[\forall_{A_{1}, A_{2}, \ldots, A_{m} \in \left\{\bot\right\}}~\left(\left(A_{1} \lor  A_{2} \lor  \ldots \lor  A_{m}\right) = \bot\right)\right]
In [4]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
with_wrappingIf 'True', wrap the Expression after the parametersNoneNone/False('with_wrapping',)
condition_wrappingWrap 'before' or 'after' the condition (or None).NoneNone/False('with_wrap_after_condition', 'with_wrap_before_condition')
wrap_paramsIf 'True', wraps every two parameters AND wraps the Expression after the parametersNoneNone/False('with_params',)
justificationjustify to the 'left', 'center', or 'right' in the array cellscentercenter('with_justification',)
In [5]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0Operationoperator: 7
operand: 2
1ExprTuple2
2Lambdaparameter: 28
body: 4
3ExprTuple28
4Conditionalvalue: 5
condition: 6
5Operationoperator: 7
operand: 10
6Operationoperator: 29
operands: 9
7Literal
8ExprTuple10
9ExprTuple28, 11
10Lambdaparameters: 22
body: 12
11Literal
12Conditionalvalue: 13
condition: 14
13Operationoperator: 15
operands: 16
14Operationoperator: 17
operands: 18
15Literal
16ExprTuple19, 38
17Literal
18ExprTuple20
19Operationoperator: 21
operands: 22
20ExprRangelambda_map: 23
start_index: 27
end_index: 28
21Literal
22ExprTuple24
23Lambdaparameter: 37
body: 25
24ExprRangelambda_map: 26
start_index: 27
end_index: 28
25Operationoperator: 29
operands: 30
26Lambdaparameter: 37
body: 31
27Literal
28Variable
29Literal
30ExprTuple31, 32
31IndexedVarvariable: 33
index: 37
32Operationoperator: 35
operand: 38
33Variable
34ExprTuple37
35Literal
36ExprTuple38
37Variable
38Literal