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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.numbers.absolute_value import strict_upper_bound_asym_interval
In [2]:
# check that the built expression is the same as the stored expression
assert strict_upper_bound_asym_interval.expr == stored_expr
assert strict_upper_bound_asym_interval.expr._style_id == stored_expr._style_id
print("Passed sanity check: strict_upper_bound_asym_interval matches stored_expr")
Passed sanity check: strict_upper_bound_asym_interval matches stored_expr
In [3]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\forall_{a, b, c \in \mathbb{R}~|~b < a < c}~\left(\left|a\right| < {\rm Max}\left(\left|b\right|, \left|c\right|\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: 1
operand: 3
1Literal
2ExprTuple3
3Lambdaparameters: 4
body: 5
4ExprTuple37, 36, 38
5Conditionalvalue: 6
condition: 7
6Operationoperator: 34
operands: 8
7Operationoperator: 23
operands: 9
8ExprTuple10, 11
9ExprTuple12, 13, 14, 15
10Operationoperator: 31
operand: 37
11Operationoperator: 17
operands: 18
12Operationoperator: 21
operands: 19
13Operationoperator: 21
operands: 20
14Operationoperator: 21
operands: 22
15Operationoperator: 23
operands: 24
16ExprTuple37
17Literal
18ExprTuple25, 26
19ExprTuple37, 27
20ExprTuple36, 27
21Literal
22ExprTuple38, 27
23Literal
24ExprTuple28, 29
25Operationoperator: 31
operand: 36
26Operationoperator: 31
operand: 38
27Literal
28Operationoperator: 34
operands: 33
29Operationoperator: 34
operands: 35
30ExprTuple36
31Literal
32ExprTuple38
33ExprTuple36, 37
34Literal
35ExprTuple37, 38
36Variable
37Variable
38Variable