logo
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.divisibility import divides_difference
In [2]:
# check that the built expression is the same as the stored expression
assert divides_difference.expr == stored_expr
assert divides_difference.expr._style_id == stored_expr._style_id
print("Passed sanity check: divides_difference matches stored_expr")
Passed sanity check: divides_difference matches stored_expr
In [3]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\forall_{x, y, z~|~x \rvert y, x \rvert z}~\left(x \rvert \left(y - z\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
4ExprTuple21, 20, 24
5Conditionalvalue: 6
condition: 7
6Operationoperator: 17
operands: 8
7Operationoperator: 9
operands: 10
8ExprTuple21, 11
9Literal
10ExprTuple12, 13
11Operationoperator: 14
operands: 15
12Operationoperator: 17
operands: 16
13Operationoperator: 17
operands: 18
14Literal
15ExprTuple20, 19
16ExprTuple21, 20
17Literal
18ExprTuple21, 24
19Operationoperator: 22
operand: 24
20Variable
21Variable
22Literal
23ExprTuple24
24Variable